Climate Overview
The climate in Santarém-Maestro Wilson Fonseca Airport is hot. The average annual temperature is 28°C and approximately 2810mm of precipitation falls per year. Santarém-Maestro Wilson Fonseca Airport receives a notable amount of rainfall throughout the year, including during its driest month. Santarém-Maestro Wilson Fonseca Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Santarém-Maestro Wilson Fonseca Airport has relatively stable temperatures year-round, staying within a 7°C range. The warmest month is October, when average highs reach 32°C and the mean temperature sits around 30°C. March is the coolest month, with minimum temperatures around 25°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows.
Precipitation
Santarém-Maestro Wilson Fonseca Airport is a very wet location, receiving approximately 2810mm of precipitation annually, which averages out to around 234mm per month. The wettest month is March, averaging 467mm of rainfall. April and January also tend to see above-average precipitation. The driest month is August, with just 46mm. That's 421mm 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
Santarém-Maestro Wilson Fonseca Airport is mildly breezy, with an average annual wind speed of 14km/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 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 13km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.
Seasons
87 days until Winter
It is currently autumn in Santarém-Maestro Wilson Fonseca Airport, which began on March 20, 2026. Santarém-Maestro Wilson Fonseca Airport 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 32°C, while the coldest stretch bottoms out in March near 25°C. Winter is next, beginning on June 21, 2026 — 87 days from now.
Spring
Temperatures range from 27 to 32°C. Precipitation is moderate at around 269mm for the season, averaging 90mm per month. Winds are moderate at around 15km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 25 to 31°C. Rainfall is heavy, totalling around 1040mm across the season with a monthly average of 347mm. Winds are generally light, averaging 14km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 29°C. Rainfall is heavy, totalling around 1205mm across the season with a monthly average of 402mm. Winds are generally light, averaging 14km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 26 to 31°C. Precipitation is moderate at around 296mm for the season, averaging 99mm per month. Winds are generally light, averaging 14km/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 Santarém-Maestro Wilson Fonseca Airport 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.
