Guapimirim Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Guapimirim.
Climate overview of Guapimirim
With consistently stable weather, Guapimirim, Brazil, sees little seasonal temperature change. Daytime highs average 28°C (82°F), ranging from 31°C (88°F) in February to 25°C (77°F) in July.
With around 2103 mm (83 in) of annual rainfall, Guapimirim has a notably wet climate. However, this rainfall is not evenly distributed, the city has a distinct rainy season from November to March. The wettest month is January. The most sunshine falls in January, with an average of 7.1 hours of daily sunshine.
Guapimirim Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Guapimirim - and find the best time to visit.
Monthly Temperature in Guapimirim
The climate in Guapimirim remains fairly constant, offering comfortable temperatures throughout the year. Average daytime temperatures reach a very warm 31°C (88°F) in February. In July, the coolest month of the year, temperatures drop to a comfortable 25°C (77°F).
At night, temperatures range from around 21°C (70°F) in February to 15°C (59°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Guapimirim
Guapimirim is known for its substantial rainfall, with annual precipitation reaching 2103 mm (83 in). Guapimirim can be quite wet during January, receiving approximately 329 mm (13 in) of precipitation over 21 rainy days.
In contrast, during the driest month (July), you will experience much drier conditions, with 53 mm (2.1 in) of precipitation spread across 10 rainy days. For more details, please visit our Guapimirim 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 Guapimirim
Guapimirim experiences moderate variation in sunshine hours across the seasons. With 7.1 hours daily sunshine in January, it dips to 4.8 hours in September, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Guapimirim by Month
The relative humidity is high throughout the year in Guapimirim.
The city experiences its highest humidity in March, reaching 80%. In July, the humidity drops to its lowest level at 77%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Guapimirim
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July and August
- Warmest weather: January, February and March
- Most sunshine: January, February and March
- Fewest rainy days: June, July and August
- Wettest months: January, February, March, November and December, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from November to March
Frequently asked questions about the climate in Guapimirim
What is the best time to visit Guapimirim?
May, June, July and August typically offer the most optimal weather in Guapimirim. In contrast, January, February, March, November and December tend to have less optimal conditions. Guapimirim has a distinct rainy season from November to March.
What temperatures can I expect in Guapimirim?
Daytime highs range from 25°C (77°F) in July to 31°C (88°F) in February. Nighttime lows range from 15°C (59°F) to 21°C (70°F). Temperatures stay relatively stable year-round.
How much rain does Guapimirim get?
Annual rainfall is around 2103 mm (83 in). January is the wettest month with 329 mm (13 in), while July is the driest with 53 mm (2.1 in).
How sunny is Guapimirim?
Guapimirim receives around 2,183 hours of sunshine per year. January is the sunniest month with 212 hours, while September is the cloudiest with just 144 hours. Overall, Guapimirim enjoys abundant sunshine.
Guapimirim 3-Day Forecast
Guapimirim on the map
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