Average annual temperature is 26.1 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 34 days
Number of rainy days: 331 days
Look at detailed online map of Castro
* Weather data for Castro 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) | 35.4 | 34.9 | 35.2 | 35.3 | 32.3 | 29.2 | 30.1 | 32.8 | 33.7 | 36.9 | 36.3 | 36.3 |
| Average daytime temperature (°C) | 32.9 | 32.4 | 32.6 | 31.6 | 29.8 | 27.6 | 27.7 | 28.9 | 30.0 | 32.8 | 34.1 | 33.5 |
| Average temperature (°C) | 27.2 | 27.1 | 27.1 | 26.6 | 25.6 | 24.1 | 23.7 | 24.3 | 25.1 | 26.6 | 27.9 | 27.7 |
| Average night temperature (°C) | 22.9 | 23.3 | 23.3 | 23.0 | 22.9 | 21.8 | 20.6 | 21.0 | 21.3 | 22.0 | 23.3 | 23.5 |
| Absolute minimum temperature (°C) | 21.5 | 21.6 | 21.5 | 20.4 | 21.7 | 20.0 | 19.4 | 18.1 | 20.2 | 19.6 | 20.8 | 22.2 |
| 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 | 11.6 | 11.5 | 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) | 10.9 | 10.5 | 10.2 | 10.0 | 8.8 | 7.8 | 9.4 | 10.0 | 10.5 | 11.1 | 11.5 | 10.6 |
| Precipitation (mm) | 72 | 45 | 122 | 86 | 161 | 195 | 77 | 54 | 43 | 21 | 20 | 42 |
| Sunny days | 5 | 3 | 2 | 2 | 1 | 0 | 0 | 2 | 2 | 4 | 10 | 3 |
| Rainy days | 26 | 25 | 29 | 28 | 30 | 30 | 31 | 29 | 28 | 27 | 20 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Castro is at