Castelo Climate: Weather by Month and Best Time to Visit
Best months for Castelo: June, July, August, May.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 29°C | 20°C | 148 mm | 14 | – | – | 6.9 |
| February | 30°C | 19°C | 109 mm | 12 | – | – | 7.2 |
| March | 28°C | 19°C | 159 mm | 17 | – | – | 6.5 |
| April | 27°C | 18°C | 88 mm | 13 | – | – | 7.3 |
| May | 25°C | 15°C | 43 mm | 8 | – | – | 8.0 |
| June | 24°C | 14°C | 23 mm | 6 | – | – | 8.4 |
| July | 24°C | 14°C | 24 mm | 6 | – | – | 8.3 |
| August | 25°C | 14°C | 26 mm | 7 | – | – | 8.2 |
| September | 26°C | 15°C | 58 mm | 9 | – | – | 7.8 |
| October | 26°C | 17°C | 110 mm | 12 | – | – | 7.3 |
| November | 26°C | 18°C | 191 mm | 17 | – | – | 6.3 |
| December | 28°C | 19°C | 224 mm | 19 | – | – | 6.1 |