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Teresina Weather by Month
Average temperatures, rainfall and humidity for Teresina, Brazil, month by month, built from OpenWeather's historical records. Use it to see what a typical Teresina month looks like before you travel — then check the live Teresina forecast for the days ahead.
Warmest month
October
38°C average high
Coolest month
July
23°C average low
Wettest month
March
265 mm of rain
Driest month
August
3 mm of rain
Average temperature and rainfall in Teresina 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 | 33°C | 24°C | 19°C / 38°C | 97 mm | 74% | 7 km/h |
| February | 32°C | 23°C | 20°C / 37°C | 118 mm | 81% | 7 km/h |
| March | 31°C | 23°C | 20°C / 37°C | 265 mm | 83% | 6 km/h |
| April | 32°C | 23°C | 18°C / 36°C | 229 mm | 82% | 6 km/h |
| May | 33°C | 24°C | 20°C / 38°C | 48 mm | 76% | 7 km/h |
| June | 33°C | 23°C | 19°C / 39°C | 10 mm | 67% | 8 km/h |
| July | 34°C | 23°C | 16°C / 39°C | 8 mm | 58% | 9 km/h |
| August | 36°C | 24°C | 18°C / 41°C | 3 mm | 51% | 9 km/h |
| September | 37°C | 25°C | 20°C / 41°C | 3 mm | 49% | 9 km/h |
| October | 38°C | 25°C | 21°C / 42°C | 13 mm | 52% | 10 km/h |
| November | 36°C | 25°C | 21°C / 41°C | 34 mm | 57% | 9 km/h |
| December | 35°C | 25°C | 20°C / 41°C | 51 mm | 64% | 8 km/h |
Best time to visit Teresina
The most comfortable time to visit Teresina 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 881 mm a year.
Travellers who prefer heat should aim for October, when highs average 38°C. March is the month to avoid if rain would spoil your plans — it averages 265 mm, roughly 79× the rainfall of August.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Teresina forecast for what is happening now.