In Paraguay, the climate is subtropical, with very mild winters from mid-May to mid-August (which are dry in the north-west and rainy in the south-east) and long and very hot summers from November to March, with possible showers and thunderstorms in the afternoon throughout the country.

The climate of Paraguay consists of a subtropical climate in the Paranaense region and a tropical climate in the Chaco. The Paranaense region has a humid climate, with abundant precipitation throughout the year and only moderate seasonal changes in temperature. During summer, the dominant influence on the climate is the warm sirocco winds blowing out of the northeast. During the winter, the dominant wind is the cold pampero...

Paraguay has an agreeable climate with not too many extremes—summer from October through March, and winter from May until August. The coldest month is July, with average temperatures of about 17°C (62°F), while January, the warmest month, sees temperatures typically close to 30°C (83°F).