Climate Overview
The climate in Boa Vista, Boa Vista Intl is hot. The average annual temperature is 28°C and approximately 1629mm of precipitation falls per year. May is the wettest month, receiving around 367mm of rainfall. Boa Vista, Boa Vista Intl sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Boa Vista, Boa Vista Intl sees moderate temperature variation throughout the year, ranging from 23°C to 34°C. 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 23°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Boa Vista, Boa Vista Intl is a fairly wet location, receiving approximately 1629mm of precipitation annually, which averages out to around 136mm per month. The wettest month is May, averaging 367mm of rainfall. June and July also tend to see above-average precipitation. The driest month is February, with just 27mm. That's 341mm less than May, 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
Boa Vista, Boa Vista Intl 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 February, averaging 20km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 11km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 19km/h in winter, 15km/h in spring, 10km/h in summer, 12km/h in autumn.
Seasons
89 days until Summer
It is currently spring in Boa Vista, Boa Vista Intl, which began on March 20, 2026. Boa Vista, Boa Vista Intl 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 23°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 24 to 34°C. Rainfall is heavy, totalling around 590mm across the season with a monthly average of 197mm. Winds are moderate at around 15km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 703mm across the season with a monthly average of 234mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 34°C. Precipitation is moderate at around 218mm for the season, averaging 73mm per month. Winds are generally light, averaging 12km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 25 to 34°C. Rainfall is relatively light, with around 118mm over the season and a monthly average of 39mm. Winds are moderate at around 19km/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 Boa Vista, Boa Vista Intl 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.
