Climate Overview
The climate in Mata de São João is hot. The average annual temperature is 26°C and approximately 1158mm of precipitation falls per year. Mata de São João receives a notable amount of rainfall throughout the year, including during its driest month. Mata de São João is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: February, January, March. The coldest months are August, July, September, when temperatures can drop to 20°C.
Temperature
Mata de São João sees moderate temperature variation throughout the year, ranging from 20°C to 33°C. The warmest month is February, when average highs reach 33°C and the mean temperature sits around 28°C. August is the coolest month, with minimum temperatures around 20°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Mata de São João is a moderately rainy area, receiving approximately 1158mm of precipitation annually, which averages out to around 96mm per month. The wettest month is May, averaging 167mm of rainfall. April and March also tend to see above-average precipitation. The driest month is September, with just 49mm. That's 118mm less than May, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.
Wind
Mata de São João is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
13 days until Winter
It is currently autumn in Mata de São João, which began on March 20, 2026. Mata de São João is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in February at around 33°C, while the coldest stretch bottoms out in August near 20°C. Winter is next, beginning on June 21, 2026 — 13 days from now.
Spring
Temperatures range from 20 to 32°C. Precipitation is moderate at around 211mm for the season, averaging 70mm per month. Winds are generally light, averaging 4km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 23 to 33°C. Precipitation is moderate at around 245mm for the season, averaging 82mm per month. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 22 to 32°C. Rainfall is heavy, totalling around 438mm across the season with a monthly average of 146mm. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 20 to 28°C. Precipitation is moderate at around 264mm for the season, averaging 88mm per month. Winds are generally light, averaging 3km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Mata de São João is during July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 65mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 33°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Mata de São João based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
