Climate Overview
The climate in São João Batista is hot. The average annual temperature is 28°C and approximately 1967mm of precipitation falls per year. March is the wettest month, receiving around 415mm of rainfall. São João Batista sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
São João Batista has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is October, when average highs reach 34°C and the mean temperature sits around 29°C. July is the coolest month, with minimum temperatures around 24°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.
Precipitation
São João Batista is a fairly wet location, receiving approximately 1967mm of precipitation annually, which averages out to around 164mm per month. The wettest month is March, averaging 415mm of rainfall. April and February also tend to see above-average precipitation. The driest month is September, with just 11mm. That's 404mm less than March, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
São João Batista 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 October, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 2km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
82 days until Spring
It is currently winter in São João Batista, which began on June 21, 2026. São João Batista sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in October at around 34°C, while the coldest stretch bottoms out in July near 24°C. Spring is next, beginning on September 23, 2026 — 82 days from now.
Spring
Temperatures range from 25 to 34°C. Rainfall is relatively light, with around 97mm over the season and a monthly average of 32mm. 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 25 to 32°C. Rainfall is heavy, totalling around 739mm across the season with a monthly average of 246mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 32°C. Rainfall is heavy, totalling around 1008mm across the season with a monthly average of 336mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 24 to 33°C. Rainfall is relatively light, with around 123mm over the season and a monthly average of 41mm. Winds are generally light, averaging 3km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for São João Batista 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.
