You might spend a lot of your holiday inside, but if you're planning to venture beyond the casino, taking a look at local weather data can help you. The hottest months are usually March and February, with an average temperature of 27°C, while the coldest months are August and July, with an average of 25°C. The rainiest months in Salvador are May, April, June and July, with each month seeing an average of 206 mm of rainfall.