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Barra Mansa Weather by Month
Average temperatures, rainfall and humidity for Barra Mansa, Brazil, month by month, built from OpenWeather’s historical records. Use it to see what a typical Barra Mansa month looks like before you travel — then check the live Barra Mansa forecast for the days ahead.
Warmest month
February
30°C average high
Coolest month
July
14°C average low
Wettest month
March
114 mm of rain
Driest month
August
23 mm of rain
Average temperature and rainfall in Barra Mansa by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 30°C | 20°C | 15°C / 40°C | 80 mm | 81% | 7 km/h |
| February | 30°C | 20°C | 14°C / 39°C | 77 mm | 81% | 7 km/h |
| March | 29°C | 20°C | 11°C / 37°C | 114 mm | 83% | 6 km/h |
| April | 27°C | 18°C | 6°C / 38°C | 96 mm | 83% | 6 km/h |
| May | 26°C | 16°C | 5°C / 34°C | 36 mm | 82% | 6 km/h |
| June | 25°C | 15°C | 3°C / 35°C | 24 mm | 80% | 6 km/h |
| July | 25°C | 14°C | 5°C / 34°C | 32 mm | 76% | 7 km/h |
| August | 27°C | 14°C | 4°C / 36°C | 23 mm | 74% | 7 km/h |
| September | 29°C | 17°C | 8°C / 41°C | 28 mm | 74% | 8 km/h |
| October | 28°C | 18°C | 7°C / 40°C | 60 mm | 79% | 7 km/h |
| November | 27°C | 18°C | 7°C / 41°C | 81 mm | 81% | 8 km/h |
| December | 29°C | 20°C | 13°C / 38°C | 76 mm | 81% | 7 km/h |
Best time to visit Barra Mansa
The most comfortable time to visit Barra Mansa is generally May to July, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around March, totalling about 726 mm a year.
Travellers who prefer heat should aim for February, when highs average 30°C. March is the month to avoid if rain would spoil your plans — it averages 114 mm, roughly 5× the rainfall of the driest month (August).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Barra Mansa forecast for what is happening now.
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