Average annual temperature is 11.9 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -9.8 °C
Number of sunny days: 138 days
Number of rainy days: 223 days
Number of snow days: 4 days
Look at detailed online map of Castello
* Weather data for Castello Italy is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.0 | 14.7 | 15.3 | 16.3 | 21.4 | 30.6 | 35.3 | 30.8 | 29.3 | 26.1 | 18.2 | 15.9 |
| Average daytime temperature (°C) | 7.5 | 8.0 | 10.7 | 11.8 | 16.4 | 22.2 | 28.5 | 25.4 | 24.3 | 21.0 | 12.2 | 9.5 |
| Average temperature (°C) | 3.7 | 3.4 | 6.2 | 7.3 | 12.5 | 17.5 | 22.4 | 19.8 | 18.6 | 15.8 | 9.2 | 5.9 |
| Average night temperature (°C) | 0.1 | -0.7 | 2.2 | 3.0 | 9.1 | 12.7 | 16.5 | 14.6 | 13.8 | 11.5 | 6.4 | 2.7 |
| Absolute minimum temperature (°C) | -9.8 | -8.8 | -1.9 | -1.5 | 5.8 | 9.9 | 12.4 | 10.3 | 8.1 | 8.5 | -2.7 | -3.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.8 | 7.6 | 8.2 | 9.2 | 8.6 | 12.5 | 13.6 | 12.1 | 10.6 | 8.6 | 5.9 | 6.7 |
| Precipitation (mm) | 355 | 63 | 114 | 154 | 192 | 75 | 28 | 50 | 29 | 110 | 221 | 40 |
| Sunny days | 13 | 13 | 12 | 4 | 4 | 10 | 19 | 11 | 17 | 15 | 3 | 17 |
| Rainy days | 18 | 11 | 19 | 26 | 27 | 20 | 12 | 20 | 13 | 16 | 27 | 14 |
| Snow days | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castello during the most sunny months:
The largest precipitation sum in Castello is at