Boa Vista Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Boa Vista.
Climate overview of Boa Vista
Boa Vista, Roraima, Brazil, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 33°C (91°F), peaking in March at 35°C (95°F) and dipping in July to 31°C (88°F).
The city has a wet climate, receiving around 1847 mm (73 in) of rainfall per year. Despite the high annual total, it has distinct dry (January to February) and wet (April to August) seasons. May is the wettest month. The most sunshine falls in October, with an average of 6.9 hours of daily sunshine.
Boa Vista Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Boa Vista — and find the best time to visit.
Monthly Temperature in Boa Vista
With minimal seasonal shifts, Boa Vista experiences a constant climate year-round. On average, daytime temperatures range from a very warm 35°C (95°F) in March to a very warm 31°C (88°F) in July.
Nighttime temperatures range from 25°C (77°F) in March to 23°C (73°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Boa Vista
Boa Vista has a notably wet climate with abundant precipitation, recording 1847 mm (73 in) of rainfall per year. The seasons in Boa Vista bring significant changes in precipitation. The wettest month, May, receives heavy rainfall, with an average of 366 mm (14 in) of precipitation. This rainfall is distributed across 23 rainy days.
In contrast, the driest month, January, experiences much less rainfall, totaling 38 mm (1.5 in) over 10 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Boa Vista Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Boa Vista
In Boa Vista, summer days are longer and more sunny, with daily sunshine hours peaking at 6.9 hours in October. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 3.1 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Boa Vista by Month
The relative humidity is high throughout the year in Boa Vista.
The city experiences its highest humidity in June, reaching 85%. In February, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Boa Vista
It's smart to plan your activities during the cooler morning hours or take advantage of the refreshing evenings.
Note that April, May, June, July and August make up the rainy season, with heavier precipitation expected. Need help choosing your next travel destination? We offer a specialized tool that matches you with locations based on your weather preferences. Explore destinations that suit your climate preferences.
Frequently asked questions about the climate in Boa Vista
What is the best time to visit Boa Vista?
August typically offers the most optimal weather in Boa Vista. In contrast, January, February, March, April, May, June, July, September, October, November and December tend to have less optimal conditions. Boa Vista has distinct dry (January to February) and wet (April to August) seasons.
What temperatures can I expect in Boa Vista?
Daytime highs range from 31°C (88°F) in July to 35°C (95°F) in March. Nighttime lows range from 23°C (73°F) to 25°C (77°F). Temperatures stay relatively stable year-round.
How much rain does Boa Vista get?
Annual rainfall is around 1847 mm (73 in). May is the wettest month with 366 mm (14 in), while January is the driest with 38 mm (1.5 in).
How sunny is Boa Vista?
Boa Vista receives around 1,906 hours of sunshine per year. October is the sunniest month with 206 hours, while June is the cloudiest with just 94 hours.
Boa Vista 3-Day Forecast
Boa Vista 3-Day Forecast
Boa Vista on the map
Boa Vista is highlighted — select any city to see its climate.
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