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Serra Weather by Month
Average temperatures, rainfall and humidity for Serra, Brazil, month by month, built from OpenWeather’s historical records. Use it to see what a typical Serra month looks like before you travel — then check the live Serra forecast for the days ahead.
Warmest month
February
31°C average high
Coolest month
July
18°C average low
Wettest month
November
47 mm of rain
Driest month
July
14 mm of rain
Average temperature and rainfall in Serra 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 | 23°C | 19°C / 37°C | 36 mm | 79% | 16 km/h |
| February | 31°C | 24°C | 16°C / 37°C | 30 mm | 79% | 14 km/h |
| March | 31°C | 23°C | 20°C / 36°C | 33 mm | 79% | 13 km/h |
| April | 29°C | 22°C | 15°C / 35°C | 26 mm | 79% | 12 km/h |
| May | 27°C | 20°C | 11°C / 35°C | 21 mm | 81% | 11 km/h |
| June | 27°C | 19°C | 13°C / 34°C | 19 mm | 82% | 11 km/h |
| July | 26°C | 18°C | 12°C / 35°C | 14 mm | 80% | 11 km/h |
| August | 26°C | 18°C | 11°C / 36°C | 21 mm | 79% | 14 km/h |
| September | 27°C | 20°C | 12°C / 36°C | 18 mm | 77% | 16 km/h |
| October | 28°C | 21°C | 15°C / 35°C | 45 mm | 79% | 17 km/h |
| November | 28°C | 22°C | 16°C / 38°C | 47 mm | 80% | 15 km/h |
| December | 30°C | 23°C | 18°C / 37°C | 42 mm | 79% | 16 km/h |
Best time to visit Serra
The most comfortable time to visit Serra is generally June to August, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around November, totalling about 352 mm a year.
Travellers who prefer heat should aim for February, when highs average 31°C. November is the month to avoid if rain would spoil your plans — it averages 47 mm, roughly 3× the rainfall of the driest month (July).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Serra forecast for what is happening now.