Planning for the weather is a good way to make your trip to Catanduva relaxing and enjoyable, especially when you're splurging. The hottest months are usually September and October, with an average temperature of 25°C, while the coldest months are July and June, with an average of 21°C. The rainiest months in Catanduva are January, December, February and March, with each month seeing an average of 233 mm of rainfall.