São João do Piauí Climate: Weather by Month and Best Time to Visit
Best months for São João do Piauí: June, July, August, May.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 32°C | 23°C | 147 mm | 16 | – | – | 5.6 |
| February | 32°C | 23°C | 140 mm | 15 | – | – | 6.1 |
| March | 32°C | 23°C | 139 mm | 16 | – | – | 5.9 |
| April | 32°C | 23°C | 74 mm | 10 | – | – | 6.8 |
| May | 33°C | 23°C | 22 mm | 3 | – | – | 7.5 |
| June | 33°C | 22°C | 1 mm | 0 | – | – | 8.0 |
| July | 33°C | 22°C | 1 mm | 0 | – | – | 8.0 |
| August | 34°C | 22°C | 0 mm | 0 | – | – | 7.6 |
| September | 36°C | 23°C | 2 mm | 0 | – | – | 7.1 |
| October | 36°C | 25°C | 18 mm | 2 | – | – | 6.7 |
| November | 35°C | 25°C | 55 mm | 6 | – | – | 6.6 |
| December | 34°C | 24°C | 75 mm | 10 | – | – | 6.5 |