Average annual temperature is 26.8 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: 19.2 °C
Number of sunny days: 77 days
Number of rainy days: 288 days
Look at detailed online map of Castelo
* Weather data for Castelo Brazil is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.6 | 32.8 | 32.8 | 32.9 | 32.2 | 33.3 | 35.5 | 35.9 | 36.1 | 37.3 | 36.9 | 34.5 |
| Average daytime temperature (°C) | 29.1 | 29.9 | 29.9 | 30.1 | 30.1 | 30.8 | 33.4 | 33.6 | 34.5 | 35.3 | 33.7 | 31.7 |
| Average temperature (°C) | 25.1 | 25.5 | 25.6 | 25.8 | 26.2 | 26.1 | 27.3 | 27.8 | 28.4 | 29.0 | 28.2 | 26.7 |
| Average night temperature (°C) | 22.7 | 23.0 | 23.1 | 23.5 | 23.7 | 22.9 | 22.5 | 24.0 | 24.2 | 24.8 | 24.5 | 24.0 |
| Absolute minimum temperature (°C) | 21.8 | 21.9 | 21.4 | 22.5 | 23.0 | 19.2 | 20.7 | 22.3 | 21.6 | 23.5 | 22.9 | 22.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.4 | 12.3 | 12.1 | 12.0 | 11.8 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 12.4 | 12.5 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.2 | 8.1 | 7.6 | 7.7 | 9.0 | 9.7 | 10.8 | 10.6 | 10.7 | 10.4 | 10.1 | 8.7 |
| Precipitation (mm) | 407 | 253 | 328 | 264 | 207 | 59 | 3 | 27 | 51 | 49 | 101 | 217 |
| Sunny days | 1 | 0 | 0 | 1 | 2 | 5 | 23 | 14 | 15 | 13 | 2 | 1 |
| Rainy days | 30 | 28 | 31 | 29 | 29 | 25 | 8 | 17 | 15 | 18 | 28 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Castelo is at