Average annual temperature is 26.7 °C
Absolute maximum temperature: 39.0 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 187 days
Number of rainy days: 178 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) | 30.9 | 33.6 | 32.5 | 32.0 | 32.5 | 33.3 | 35.1 | 37.1 | 38.3 | 39.0 | 38.4 | 37.1 |
| Average daytime temperature (°C) | 29.6 | 30.3 | 29.6 | 30.2 | 30.5 | 32.0 | 33.1 | 34.4 | 36.2 | 37.3 | 33.8 | 33.3 |
| Average temperature (°C) | 24.6 | 25.5 | 24.8 | 25.3 | 25.5 | 25.9 | 26.4 | 27.7 | 29.2 | 30.5 | 27.9 | 27.6 |
| Average night temperature (°C) | 20.5 | 21.2 | 21.1 | 21.0 | 21.1 | 20.4 | 20.0 | 21.6 | 22.6 | 23.6 | 22.6 | 22.5 |
| Absolute minimum temperature (°C) | 18.7 | 20.0 | 19.9 | 19.8 | 19.1 | 18.7 | 17.1 | 18.7 | 20.4 | 21.5 | 20.7 | 20.1 |
| 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) | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 | 11.6 | 11.8 | 12.0 | 12.3 | 12.6 | 12.7 |
| 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) | 10.5 | 10.7 | 9.5 | 10.3 | 10.0 | 10.6 | 10.7 | 10.9 | 11.3 | 11.5 | 10.9 | 11.3 |
| Precipitation (mm) | 151 | 101 | 185 | 64 | 20 | 0 | 0 | 15 | 5 | 11 | 101 | 71 |
| Sunny days | 0 | 2 | 3 | 9 | 16 | 30 | 31 | 26 | 26 | 19 | 13 | 12 |
| Rainy days | 31 | 26 | 28 | 21 | 15 | 0 | 0 | 5 | 4 | 12 | 17 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Castelo is at