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Barra de Guaratiba Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Barra de Guaratiba.
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Climate overview of Barra de Guaratiba
The climate in Barra de Guaratiba, Rio de Janeiro State, Brazil, is remarkably consistent, with temperatures year-round averaging 27°C (81°F). The warmest month is February at 30°C (86°F), and the coolest is July at 25°C (77°F).
The city has a wet climate, receiving around 1180 mm (46 in) of rainfall per year. January is the wettest month. Sunshine peaks in January, when the city sees around 7.1 hours of sunshine per day.
Barra de Guaratiba Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Barra de Guaratiba - and find the best time to visit.
Monthly Temperature in Barra de Guaratiba
In Barra de Guaratiba temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 30°C (86°F) in February to a comfortable 25°C (77°F) in July.
Nighttime temperatures range from 24°C (75°F) in February to 19°C (66°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Barra de Guaratiba
Barra de Guaratiba experiences significant rainfall throughout the year, averaging 1180 mm (46 in) of precipitation annually. The seasons in Barra de Guaratiba bring significant changes in precipitation. The wettest month, January, receives heavy rainfall, with an average of 169 mm (6.7 in) of precipitation. This rainfall is distributed across 20 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 42 mm (1.7 in) over 9 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Barra de Guaratiba 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 Barra de Guaratiba
Barra de Guaratiba enjoys sunny spells year-round. January sees up to 7.1 hours of daily sunshine, perfect for a sunny trip. September, the least sunny month, still offers a generous 4.8 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Rio de Janeiro, Brazil (43 KM, 27 Miles).
Daily hours of sunshine
Data from: Rio de Janeiro, Brazil (43 KM, 27 Miles).
Humidity in Barra de Guaratiba by Month
The relative humidity is high throughout the year in Barra de Guaratiba.
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
Data from: Rio de Janeiro, Brazil (43 KM, 27 Miles).
Best Time to Visit Barra de Guaratiba
Conditions in Barra de Guaratiba are generally most comfortable in April, May, June, July, August, September and October. They are typically least comfortable in January and February.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
mixed
Feb
mixed
Mar
very good
Apr
excellent
May
excellent
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
excellent
Nov
very good
Dec
very good
- Best overall: April, May, June, July, August, September and October
- Warmest weather: January, February, March and December
- Most sunshine: January, February and March
- Fewest rainy days: June, July and August
Frequently asked questions about the climate in Barra de Guaratiba
What is the best time to visit Barra de Guaratiba?
April, May, June, July, August, September and October typically offer the most optimal weather in Barra de Guaratiba. In contrast, January and February tend to have less optimal conditions.
What temperatures can I expect in Barra de Guaratiba?
Daytime highs range from 25°C (77°F) in July to 30°C (86°F) in February. Nighttime lows range from 19°C (66°F) to 24°C (75°F). Temperatures stay relatively stable year-round.
How much rain does Barra de Guaratiba get?
Annual rainfall is around 1180 mm (46 in). January is the wettest month with 169 mm (6.7 in), while August is the driest with 42 mm (1.7 in).
How sunny is Barra de Guaratiba?
Barra de Guaratiba 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, Barra de Guaratiba enjoys abundant sunshine.
Barra de Guaratiba 3-Day Forecast
Barra de Guaratiba on the map
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