Best Time to Visit Castelo do Piauí: Month-by-Month Guide
Best months for Castelo do Piauí: June, July, August.
- Best months for Castelo do Piauí: June, July, August.
- Peak season is June, July, August. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: September. Good weather without the busiest period.
- Wettest months: March, April, February.
- The least pleasant month is March (score 5.3).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 33°C | 24°C | 156 mm | 17 | – | – | 5.3 |
| February | 32°C | 23°C | 180 mm | 17 | – | – | 5.3 |
| March | 32°C | 23°C | 257 mm | 22 | – | – | 5.3 |
| April | 32°C | 23°C | 184 mm | 18 | – | – | 5.4 |
| May | 32°C | 23°C | 76 mm | 9 | – | – | 6.9 |
| June | 33°C | 23°C | 12 mm | 2 | – | – | 7.7 |
| July | 34°C | 23°C | 6 mm | 1 | – | – | 7.6 |
| August | 35°C | 23°C | 1 mm | 0 | – | – | 7.4 |
| September | 36°C | 24°C | 1 mm | 0 | – | – | 7.0 |
| October | 37°C | 25°C | 14 mm | 1 | – | – | 6.8 |
| November | 37°C | 25°C | 14 mm | 3 | – | – | 6.6 |
| December | 36°C | 25°C | 41 mm | 7 | – | – | 6.3 |
Frequently asked questions
When is the best time to visit Castelo do Piauí?
The best months are June, July, August.
When is the rainy season in Castelo do Piauí?
The wettest months are March, April, February.