Climate Overview
The climate in São Bento is hot. The average annual temperature is 28°C and approximately 586mm of precipitation falls per year. March is the wettest month, receiving around 154mm of rainfall. São Bento sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
São Bento sees moderate temperature variation throughout the year, ranging from 22°C to 36°C. November is the hottest month, with daytime highs reaching 36°C and an average of 30°C. August is the coolest month, with minimum temperatures around 22°C and an average of 28°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs.
Precipitation
São Bento is a relatively dry area, receiving approximately 586mm of precipitation annually, which averages out to around 49mm per month. The wettest month is March, averaging 154mm of rainfall. February and April also tend to see above-average precipitation. The driest month is September, with just 0mm. That's 154mm 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 Bento is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, 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 3km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
90 days until Spring
It is currently winter in São Bento, which began on June 21, 2026. São Bento sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in November at around 36°C, while the coldest stretch bottoms out in August near 22°C. Spring is next, beginning on September 23, 2026 — 90 days from now.
Spring
Temperatures range from 23 to 36°C. Precipitation is minimal, with only around 2mm for the entire season. 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 24 to 36°C. Precipitation is moderate at around 242mm for the season, averaging 81mm per month. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 23 to 33°C. Precipitation is moderate at around 300mm for the season, averaging 100mm per month. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 22 to 34°C. Precipitation is minimal, with only around 43mm for the entire season. Winds are generally light, averaging 4km/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 Bento 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.
