Bangkok Hotels from from S$23

Start date: Check-in selected.
End date: Check-out
    calendar shield illustration

    Change your mind

    Book hotels with free cancellation
    deals illustration

    Treat yourself

    Sign in to save 10% or more on thousands of hotels
    bed illustration

    Be picky

    Search almost a million properties worldwide

Check prices for these dates

Filter by

Guest rating
Guest rating
Star rating

Top 10 trending Bangkok hotels

Mandarin Hotel Managed by Centre Point

4.5 star property
9.0 out of 10, Wonderful, (2136)
"Always stay when I am in Bangkok Good value and close to shopping "
Mandarin Hotel Managed by Centre Point

lebua at State Tower

5.0 star property
9.0 out of 10, Wonderful, (2514)
"This was our 4th time at this hotel and we would recommend it to anyone in a heartbeat! We will definitely be back!!"
The price is S$192
includes taxes & fees
21 Sept - 22 Sept
lebua at State Tower

Divalux Resort & Spa Bangkok, Suvarnabhumi Airport

5.0 star property
8.4 out of 10, Very good, (1105)
"Beautiful pool, great breakfast and helpful staff. "
The price is S$60
includes taxes & fees
16 Sept - 17 Sept
Divalux Resort & Spa Bangkok, Suvarnabhumi Airport

Amaranth Suvarnabhumi Hotel - Free Suvarnabhumi Airport Shuttle

4.5 star property
9.2 out of 10, Wonderful, (1005)
"Great hotel"
The price is S$91
includes taxes & fees
16 Sept - 17 Sept
Amaranth Suvarnabhumi Hotel - Free Suvarnabhumi Airport Shuttle

Novotel Living Bangkok Sukhumvit Legacy

4.0 star property
9.2 out of 10, Wonderful, (1006)
"As usual, very nice hotel well located with friendly staff. "
The price is S$114
includes taxes & fees
21 Sept - 22 Sept
Novotel Living Bangkok Sukhumvit Legacy

Solitaire Bangkok Sukhumvit 11

4.5 star property
8.6 out of 10, Excellent, (1574)
"Nice clean and friendly staff!"
The price is S$124
includes taxes & fees
20 Sept - 21 Sept
Solitaire Bangkok Sukhumvit 11

The Quarter Saladaeng by UHG

4.0 star property
8.4 out of 10, Very good, (414)
"amazing stay!"
The price is S$77
includes taxes & fees
16 Sept - 17 Sept
The Quarter Saladaeng by UHG

Grande Centre Point Lumphini Bangkok

5.0 star property
9.8 out of 10, Exceptional, (67)
"Great place love this hotel my go to place in Bangkok. Good price and super comfortable rooms with many amenities."
The price is S$220
includes taxes & fees
21 Sept - 22 Sept
Grande Centre Point Lumphini Bangkok

SKYVIEW Hotel Bangkok

5.0 star property
9.2 out of 10, Wonderful, (1006)
"Great stay."
The price is S$166
includes taxes & fees
7 Oct - 8 Oct
SKYVIEW Hotel Bangkok

Eleven Hotel Bangkok

4.0 star property
8.8 out of 10, Excellent, (1540)
"Great location great ameneties and overall great service "
Eleven Hotel Bangkok

The Davis Bangkok Hotel

4.0 star property
8.4 out of 10, Very good, (1149)
"Great Hotel"
The price is S$71
includes taxes & fees
29 Sept - 30 Sept
The Davis Bangkok Hotel

Avani+ Riverside Bangkok Hotel

5.0 star property
9.4 out of 10, Exceptional, (1004)
"Love this hotel including the rooftop bar. The staff were lovely"
The price is S$181
includes taxes & fees
16 Sept - 17 Sept
Avani+ Riverside Bangkok Hotel

Chatrium Hotel Riverside Bangkok

4.5 star property
9.6 out of 10, Exceptional, (1284)
"Great hotel that provides "
The price is S$212
includes taxes & fees
20 Sept - 21 Sept
Chatrium Hotel Riverside Bangkok

Grande Centre Point Sukhumvit 55

5.0 star property
9.4 out of 10, Exceptional, (1268)
"Very good hotel"
The price is S$118
includes taxes & fees
13 Oct - 14 Oct
Grande Centre Point Sukhumvit 55

Rembrandt Hotel Bangkok

4.5 star property
8.8 out of 10, Excellent, (1997)
"just a great stay"
The price is S$88
includes taxes & fees
20 Sept - 21 Sept
Rembrandt Hotel Bangkok

The Standard, Bangkok Mahanakhon

5.0 star property
9.6 out of 10, Exceptional, (627)
"Best hotel in Bangkok! "
The price is S$277
includes taxes & fees
17 Sept - 18 Sept
The Standard, Bangkok Mahanakhon

Carlton Hotel Bangkok Sukhumvit

5.0 star property
9.6 out of 10, Exceptional, (1437)
"Clean hotel in great location "
The price is S$178
includes taxes & fees
21 Sept - 22 Sept
Carlton Hotel Bangkok Sukhumvit

Anantara Riverside Bangkok Resort

5.0 star property
9.4 out of 10, Exceptional, (1003)
"The hotel was exceptional and the staff made it a very memorable stay. Excellent facilities, cleanliness and food options. "
The price is S$226
includes taxes & fees
17 Sept - 18 Sept
Anantara Riverside Bangkok Resort

The Landmark Bangkok

5.0 star property
9.2 out of 10, Wonderful, (1713)
"Always a wonderful place to stay in Bangkok! "
The price is S$178
includes taxes & fees
26 Sept - 27 Sept
The Landmark Bangkok

Siam Mandarina Bangkok Suvarnabhumi Airport Hotel (Free Shuttle)

5.0 star property
8.6 out of 10, Excellent, (2183)
"Great place near airport "
The price is S$97
includes taxes & fees
21 Sept - 22 Sept
Siam Mandarina Bangkok Suvarnabhumi Airport Hotel (Free Shuttle)
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
Showing deals for:26 Sept - 28 Sept
Save an average of 15% on thousands of hotels when you're signed in

Where to stay in Bangkok

Find the best Bangkok areas for the activities you enjoy most. Learn more about Bangkok
Learn more about Bangkok

Sukhumvit

1 out of top 10 points of interest in this area

Street markets and sparkling malls, parks, nightlife districts and museums await at this bustling boulevard, which is one of Thailand’s longest roads.

Bangkok City Centre

7 out of top 10 points of interest in this area

Known for its stunning river views and popular shops, there's plenty to explore in Bangkok City Centre. Check out top attractions like Pratunam Market and Khaosan Road, and jump on the metro at Hua Lamphong Station or National Stadium BTS Station to see more of the city.

Siam

Enjoy the popular shops in Siam. Siam Square is a worthwhile stop, and you can jump on the metro at Ratchadamri BTS Station or Siam BTS Station to see more of Bangkok.

Silom

Known for its fantastic nightlife and popular shops, there's plenty to explore in Silom. Check out top attractions like Silom Complex Shopping Mall and State Tower, and jump on the metro at Chong Nonsi BTS Station or Sala Daeng BTS Station to see more of the city.

Asoke

Asoke is popular for its popular shops. Explore top sights like Terminal 21 Shopping Mall and EmQuartier, and you can get around town on the metro at Sukhumvit Station.

Hotels near Bangkok Attractions

Bangkok and related destinations

Navigate Bangkok's glittering Grand Palace and ancient temples by tuk-tuk, stopping for street pad thai that locals swear by. Cruise the floating markets early when vendors aren't crowded, then escape to rooftop bars where skyline views justify splurging on one perfect cocktail.

Top Bangkok Hotel Reviews

More cheap stays in Bangkok

More cheap stays in Bangkok

Hotels in Bangkok with star rating

Hotels in Bangkok with star rating

Find out more about Bangkok

Find out more about Bangkok

Top reasons to visit Bangkok

  • Cultural Landmarks: Explore iconic sites such as the Grand Palace and Wat Pho, showcasing Bangkok's rich history and stunning architecture.
  • Diverse Culinary Scene: Indulge in a wide array of Thai cuisine, from street food to fine dining, offering unique flavours and experiences.
  • Scenic Waterways: Enjoy boat tours through the city's canals, providing a different perspective of Bangkok's vibrant life.
  • Shopping Paradise: Discover bustling shopping centres and local markets, perfect for souvenirs and unique finds.
  • Family-Friendly Activities: Engage in various activities suitable for all ages, ensuring a fun-filled experience for families.

Find great hotels in Bangkok

Bangkok offers a diverse array of accommodation options to suit every traveller's needs, from luxurious star hotels to budget-friendly hostels. Whether you're seeking a family-friendly retreat, a business-centric stay, or a location close to the bustling shopping districts, you'll find the perfect hotel in this vibrant city. Experience the unique blend of culture and modernity that Bangkok has to offer while enjoying comfortable lodgings tailored to your preferences.

  • Grande Centre Point Hotel Terminal 21: Nestled in the heart of Bangkok, the Grande Centre Point Hotel Terminal 21 offers a luxurious family-friendly experience with a unique travel theme. This 5-star hotel features an array of amenities designed for relaxation and entertainment, including an outdoor pool, a full-service spa, and a children's club that ensures the little ones are well catered for. Families can enjoy the mini-golf onsite, as well as an arcade game room, making it an ideal choice for travellers seeking both luxury and engaging activities for children.
  • Mandarin Hotel Managed by Centre Point: The Mandarin Hotel Managed by Centre Point is a refined 4.5-star accommodation that embodies a tranquil spa-themed environment. Located in Bangkok, this hotel is perfect for families looking to indulge in a relaxing getaway. Guests can unwind in the onsite spa or enjoy a refreshing dip in the pool. With complimentary cribs for infants, the hotel ensures comfort for families travelling with young children. The combination of luxury and wellness makes this hotel a splendid retreat for those wishing to rejuvenate.
  • Grande Centre Point Ratchadamri: Offering a sophisticated blend of business and family amenities, the Grande Centre Point Ratchadamri is a premier 5-star hotel in Bangkok. This property is tailored for business travellers while also being family-friendly, featuring multiple meeting rooms and a business centre. Children can enjoy shared playground facilities and an arcade game room, ensuring a delightful stay for all ages. Guests can also pamper themselves with an array of spa treatments, including hydrotherapy and hot stone massages, providing a perfect balance of relaxation and productivity.

Where to stay in Bangkok

Bangkok, a vibrant metropolis, offers an array of experiences for every type of traveller. From the bustling heart of the city to serene neighbourhoods, visitors can immerse themselves in the rich culture and friendly atmosphere. Explore iconic landmarks like the Grand Palace and Wat Pho, or indulge in the diverse culinary scene. Don't miss nearby attractions such as Ayutthaya, where history and urban charm blend seamlessly, making Bangkok the perfect destination for a memorable holiday.

  • Sukhumvit: A vibrant neighbourhood in Bangkok, Sukhumvit is renowned for its bustling atmosphere and diverse offerings. This area caters to a variety of travellers, from families to business professionals, looking for a city-themed experience. The peak visiting season from November to January brings in a lively crowd, while the quieter months from April to June offer a more relaxed vibe. Sukhumvit is home to popular shopping malls and centres, making it a shopper's paradise. Additionally, nearby attractions such as beaches and family-friendly parks provide perfect spots for relaxation after a day of exploration.
  • Bangkok City Centre: The beating heart of Bangkok, the City Centre is a dynamic neighbourhood that attracts visitors year-round. Similar to Sukhumvit, it experiences peak arrivals from November to January, appealing to families and business travellers alike. The area boasts an array of shopping opportunities, with numerous malls and centres readily accessible. With its mixture of vibrant streets and serene beaches nearby, the City Centre offers a unique blend of urban excitement and relaxing coastal escapes, making it an ideal base for tourists wanting to experience the city's rich culture and lifestyle.
  • Bang Phli: Located just outside central Bangkok, Bang Phli is a city that offers a unique blend of urban charm and local culture. Popular among families and business travellers, it sees a spike in visitors during March to April and July, with quieter periods in late summer and December. Visitors can enjoy various shopping venues in the area, and the proximity to beautiful beaches adds to its appeal. The local streets are filled with vibrant life and offer a true taste of Thai culture, making Bang Phli a delightful addition to your Bangkok itinerary.

Things to do in and around Bangkok

Bangkok offers a delightful mix of family-friendly activities, vibrant shopping centres, and cultural experiences. Visitors can enjoy sightseeing tours, indulge in traditional Thai massages, and explore the city’s scenic waterways through boat tours. With plenty of nearby attractions to explore, Bangkok is an ideal destination for both business travellers and vacationers seeking a lively urban adventure.

Shopping

In Bangkok, visit Terminal 21 Shopping Mall for a vibrant mix of shopping and entertainment, or explore Pratunam Market for local bargains and bustling city vibes. Zeer Rangsit offers a family-friendly atmosphere with a variety of shops, perfect for finding unique gifts and souvenirs.

Recreation

Experience the vibrant atmosphere at Rajamangala National Stadium, perfect for sports enthusiasts. Enjoy a round of golf amidst lush greenery at Summit Windmill Golf Club, offering a refreshing outdoor vibe. For ultimate relaxation, indulge in rejuvenating treatments at Health Land Spa & Massage Asoke, where wellness takes centre stage.

Adventure

Experience the thrill at Bangkok Shooting Range, where you can test your marksmanship skills in a safe environment. For water sports enthusiasts, Thai Wake Park offers exciting wakeboarding activities only 33.8km from Bangkok, while Fantasia Lagoon Water Park provides family-friendly fun and adventure within the city.

Nightlife

Bangkok's nightlife offers a vibrant mix of culture and adventure. Experience the enchanting Siam Niramit Theater for a cultural show, or visit KidZania Bangkok for thrilling arcade fun. For a unique view, the Paknam Observation Tower provides an entertaining perspective of the city’s skyline.

*Distances are measured in a straight line; actual driving distances may vary depending on the route.

Booking tips and Expedia advantages for Bangkok

Bangkok offers numerous ways to save during your visit. Enjoy free attractions such as Khaosan Road, Erawan Shrine, and Lumphini Park. For transport, consider affordable Tuk-tuks and motorcycle taxis. The best months for budget-friendly stays are May and September to October, with Tuesday being the cheapest day to book. Look for last-minute deals on Expedia or combine your hotel, flights, and activities for further savings. Use the price filter to find great hotel deals and explore eco-certified options for a sustainable stay.

  • The most and least expensive months on average to stay in a hotel: The cheapest months to stay in Bangkok are May and September to October, where the prices are slightly lower. This is in comparison to December to February, where prices are slightly higher.
  • The best time to book a hotel: The cheapest time to book a hotel in Bangkok is usually 1 month out from when you are planning to stay, though if you're late to the party, have a look at Expedia's last minute deals - the green banner below the hotel's price indicates a discounted rate.
  • The most and least expensive days on average to stay in a hotel: The least expensive day to stay in Bangkok is Tuesday. The most expensive day to stay in Bangkok is Friday.
  • Find cheap hotels on Expedia: Utilise Expedia's search wizard to refine your preferences, such as your budget, preferred location, and the type of hotel you desire. For instance, selecting the Eco-certified filter will showcase sustainable and environmentally friendly hotels that are currently available. To find the most affordable prices and offers, simply arrange the price filter from lowest to highest.
  • Consider bundling your trip: You can potentially save money by combining your hotel accommodation in Bangkok with your flights and activities by opting for an Expedia package.

Find the best attractions in Bangkok

Bangkok is an excellent destination for family, city, and business-themed vacations, offering a rich blend of culture and modernity. Key attractions include stunning temples, contemporary universities, and event venues that cater to diverse interests. Travellers can explore notable landmarks such as the iconic Mahanakhon, as well as immerse themselves in the vibrant city atmosphere. Whether seeking cultural experiences or family outings, Bangkok promises an enriching getaway.

  • Khaosan Road: Dive into the vibrant atmosphere of Khaosan Road, a bustling street known for its eclectic mix of street food, lively bars, and unique shops. This is the perfect spot to experience the energetic nightlife and meet fellow travellers from around the globe.
  • Erawan Shrine: Immerse yourself in the rich cultural vibes at Erawan Shrine, a revered site famous for its intricate architecture and traditional Thai dance performances. Witness the spiritual rituals as locals and tourists alike pay homage to the deity, creating a serene and reflective atmosphere.
  • Lumphini Park: Enjoy a peaceful escape at Lumphini Park, an urban oasis ideal for families and outdoor enthusiasts. Stroll along the scenic paths, rent a paddleboat, or simply relax amidst the lush greenery, all while enjoying the city skyline.

Best time to go to Bangkok

The best time to visit Bangkok can depend on the weather and when visitor numbers rise and fall. The hottest average temperature in Bangkok falls in April, when visitor numbers are slightly low and weather is mostly sunny with light rain. The coolest average temperature in Bangkok falls in December, visitor numbers are slightly high and weather is sunny with no rain.

calendarCalendar MonthtemperatureTemperaturerainPrecipitationmostlyCloudinessoccupationOccupancypricePricing
January81.1°F (27.3°C)No RainSunnySlightly HighSlightly High
February83.3°F (28.5°C)No RainSunnyAverageSlightly High
March85.6°F (29.8°C)No RainSunnyAverageAverage
April87.4°F (30.8°C)Light RainMostly SunnySlightly LowAverage
May87.3°F (30.7°C)Light RainMostly SunnySlightly LowSlightly Low
June85.5°F (29.7°C)Light RainMostly CloudySlightly LowAverage
July83.8°F (28.8°C)Light RainMostly CloudyAverageAverage
August83.7°F (28.7°C)Light RainMostly CloudyAverageAverage
September82.8°F (28.2°C)Moderate RainMostly CloudyAverageSlightly Low
October82.2°F (27.9°C)Moderate RainMostly CloudyAverageSlightly Low
November82.0°F (27.8°C)Light RainMostly SunnySlightly HighAverage
December80.6°F (27.0°C)No RainSunnySlightly HighSlightly High

The nearest major airports for your trip to Bangkok

When visiting Bangkok, you can choose between two major airports: Suvarnabhumi International Airport (BKK) and Don Mueang International Airport (DMK). Suvarnabhumi Airport is situated 24.1km from the city centre, with nearby 5-star accommodations such as The Park Nine Hotel Suvarnabhumi and Divalux Resort & Spa, both located 4.8km away and offering convenient access. Don Mueang Airport, located 14.8km from the city, is close to luxurious hotels like Lancaster Bangkok and Centara Grand at Central Plaza Ladprao, situated 12 and 12.9km away, respectively. Both airports provide various transportation services, including on-request airport shuttles and transfer options for a seamless travel experience.

Explore a world of travel with Expedia

Explore a world of travel with Expedia

Frequently asked questions

Where is the best place to stay in Bangkok?

Old Capital Bike Inn is ranked highly by Expedia customers. This hotel is a short 10-minute walk from Khaosan Road, and it offers LCD TVs and a 24-hour front desk. Other top choices based on traveller reviews include Grande Centre Point Lumphini Bangkok and Inn A Day. See all available top hotels, or vacation rentals in Bangkok.

  

What are some of the best holiday rentals that Bangkok has to offer?

Seven Rabbit House: This highly rated holiday home rental in Bangkok is equipped with a garden, air conditioning and Netflix to help you feel comfortable during your stay. Kitchen amenities include an electric kettle to make your meal-planning easier. See all vacation rentals in Bangkok.

If I need to cancel my hotel reservation in Bangkok, will I receive a refund?

Yes, you'll find most hotel room reservations are fully refundable if cancelled before the hotel’s cancellation deadline, which often is within 24-48 hours of your check-in date. If you booked a non-refundable reservation, it may still be possible to cancel it and get a refund within 24 hours of your booking. Filter your search by fully refundable to find flexible hotel deals in Bangkok.

What's the best accommodation for a budget-friendly stay in Bangkok?

Based on reviews, Mandarin Hotel Managed by Centre Point is a popular hotel for our travellers who want a more economical choice, and features free Wi-Fi and free parking. Other good options for your budget-friendly stay include Rembrandt Hotel Bangkok and Solitaire Bangkok Sukhumvit 11. View all budget hotels in Bangkok.

What's the best family accommodation in Bangkok?

Mandarin Hotel Managed by Centre Point is a hotel with an outdoor pool and 2 restaurants, and it's a top choice on Expedia for families. Other good choices for your child-friendly holiday include Carlton Hotel Bangkok Sukhumvit and Prince Palace Hotel Bangkok. Also, attractions such as Siam Park City and National Science Centre for Education are fun for children of all ages. Find more child-friendly accommodations in Bangkok.

What's the best hotel for a couple visiting Bangkok?

The Eugenia Hotel & Spa is a favourite hotel for couples, and features 2 restaurants and spa services. See all romantic hotels in Bangkok.

What is the favourite LGBTQ-friendly hotel in Bangkok?

Lebua at State Tower is a top LGBTQ-friendly hotel, and features 5 restaurants and free WiFi. Chatrium Hotel Riverside Bangkok and The Peninsula Bangkok are other good choices for your trip. See all available hotels listed as LGBTQ-friendly in Bangkok.

What's the best dog-friendly accommodation option in Bangkok?

The Standard, Bangkok Mahanakhon is a top dog-friendly hotel, and offers 4 restaurants along with free WiFi for its human guests. Other good options for you and your pet's trip include Siam Kempinski Hotel Bangkok and DoubleTree by Hilton Sukhumvit Bangkok. See more pet-friendly hotel accommodations in Bangkok.

What's the best luxury hotel in Bangkok?

Mandarin Hotel Managed by Centre Point is a luxury hotel with 2 restaurants and a full-service spa, and it's a popular choice for Expedia travellers looking for an elegant place to stay. Carlton Hotel Bangkok Sukhumvit and Grande Centre Point Sukhumvit 55 are other upscale choices for your holiday. Find more luxury hotels in Bangkok.

What's the best boutique accommodation in Bangkok?

Siam@Siam Design Hotel Bangkok is a favourite hotel with Expedia travellers looking for a stylish stay, and features 2 restaurants and free valet parking. Hansar Bangkok Hotel and The Siam are a couple of other boutique hotels. See all boutique hotels in Bangkok.

What's the best place to stay if I'm looking to play golf in Bangkok?

Sukhumvit Park, Bangkok - Marriott Executive Apartments is a top hotel that has a golf driving range and features in-room kitchens. Other good options if you'd like to stay near a golf course include 56 Hotel Sukhumvit and Eastin Thana City Golf Resort Bangkok. Visit Summit Windmill Golf Club, The Royal Bangkok Sports Club or Krungthep Kreetha Golf Course to perfect your golf swing. See more golf hotels in Bangkok.

What are some hotels with pools in Bangkok?

Solitaire Bangkok Sukhumvit 11 is a top hotel with an outdoor pool, 2 restaurants and free WiFi. Other choices with an on-site pool include Chatrium Residence Sathorn and Oriental Residence Bangkok. View all hotels with pools in Bangkok.

What is the best spa hotel in Bangkok?

Mandarin Hotel Managed by Centre Point is a highly recommended luxury spa hotel featuring a fitness centre and an outdoor pool. Spend an afternoon at the spa where you’ll find facials, body scrubs and body wraps. Other popular spa hotels in Bangkok include Carlton Hotel Bangkok Sukhumvit and Grande Centre Point Sukhumvit 55. See all spa hotels in Bangkok.

What's the best hotel in Bangkok with a water park on site or close by?

Mida Hotel Ngamwongwan is a popular 4-star hotel featuring an airport shuttle and free WiFiHotel Z Zpaze and Bed In Beyt Boutique Hotel are two other water park hotels you can choose from. Take a look at all hotels with or near waterparks in Bangkok.

How is it staying in Bangkok?

Travellers to Bangkok give high marks for the temples, shopping and important monuments. Urban and cultural, this city will delight tourists with its restaurants, museums and bars. Top sights in the city include Pratunam Market, Terminal 21 Shopping Mall and Khaosan Road. In Bangkok, there are 4702 hotels and other accommodation options to choose from. Find out more about Bangkok.

What should I do while I'm visiting Bangkok?

Known for its art scene, cultural venues include Jim Thompson House Museum, Yaowarat Chinatown Heritage Center and Thailand Cultural Centre. Attractions such as Siam Park City, National Science Centre for Education and Fantasia Lagoon Water Park are fun for children of all ages. The temples and monuments are notable and landmarks include Victory Monument, Erawan Shrine and Baiyoke Tower II. Take a look at what more there is to see and do in Expedia's Bangkok guide.

What's the best way to get around Bangkok?

Walk to nearby metro stations such as Siam BTS Station, Rachathewi BTS Station and National Stadium BTS Station. If you want to venture out around the area, you may want a rental car in Bangkok for your journey.

What's the seasonal weather like in Bangkok?

The hottest months are usually April and May, with an average temperature of 30°C, while the coldest months are December and January, with an average of 28°C. The rainiest months in Bangkok are September, October, August and July, with each month seeing an average of 224 mm of rainfall.