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Sobral Weather by Month
Average temperatures, rainfall and humidity for Sobral, Brazil, month by month, built from OpenWeather's historical records. Use it to see what a typical Sobral month looks like before you travel — then check the live Sobral forecast for the days ahead.
Warmest month
September
36°C average high
Coolest month
June
22°C average low
Wettest month
March
185 mm of rain
Driest month
September
3 mm of rain
Average temperature and rainfall in Sobral 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 | 32°C | 23°C | 17°C / 39°C | 101 mm | 74% | 8 km/h |
| February | 31°C | 22°C | 18°C / 39°C | 125 mm | 83% | 7 km/h |
| March | 30°C | 22°C | 20°C / 37°C | 185 mm | 87% | 6 km/h |
| April | 29°C | 22°C | 20°C / 35°C | 184 mm | 89% | 6 km/h |
| May | 30°C | 22°C | 19°C / 34°C | 72 mm | 84% | 6 km/h |
| June | 32°C | 22°C | 18°C / 36°C | 27 mm | 73% | 8 km/h |
| July | 33°C | 22°C | 17°C / 38°C | 16 mm | 63% | 10 km/h |
| August | 36°C | 22°C | 18°C / 41°C | 4 mm | 56% | 11 km/h |
| September | 36°C | 23°C | 18°C / 40°C | 3 mm | 55% | 13 km/h |
| October | 36°C | 23°C | 19°C / 41°C | 6 mm | 56% | 13 km/h |
| November | 35°C | 24°C | 20°C / 41°C | 15 mm | 58% | 13 km/h |
| December | 34°C | 24°C | 19°C / 39°C | 40 mm | 63% | 11 km/h |
Best time to visit Sobral
The most comfortable time to visit Sobral 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 776 mm a year.
Travellers who prefer heat should aim for September, when highs average 36°C. March is the month to avoid if rain would spoil your plans — it averages 185 mm, roughly 70× the rainfall of September.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Sobral forecast for what is happening now.