Planning for the weather is a good way to make your trip to Maringá relaxing and enjoyable, especially when you're splurging. The hottest months are usually December and November, with an average temperature of 24°C, while the coldest months are July and June, with an average of 19°C. The rainiest months in Maringá are January, February, December and October, with each month seeing an average of 226 mm of rainfall.