Average annual temperature is 12.9 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -5.6 °C
Number of sunny days: 173 days
Number of rainy days: 186 days
Number of snow days: 6 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) | 15.1 | 15.4 | 17.4 | 18.5 | 21.4 | 30.8 | 37.2 | 34.5 | 30.3 | 28.7 | 17.4 | 15.6 |
| Average daytime temperature (°C) | 8.1 | 9.3 | 12.0 | 12.7 | 17.2 | 23.0 | 30.2 | 27.9 | 25.2 | 22.4 | 13.3 | 10.7 |
| Average temperature (°C) | 4.1 | 4.2 | 7.5 | 8.4 | 13.5 | 18.3 | 23.9 | 21.6 | 19.4 | 16.8 | 9.6 | 6.8 |
| Average night temperature (°C) | 0.6 | 0.1 | 3.1 | 4.0 | 9.7 | 13.2 | 17.7 | 15.6 | 14.0 | 11.9 | 5.9 | 3.5 |
| Absolute minimum temperature (°C) | -5.6 | -5.6 | -3.9 | -2.4 | 4.6 | 8.9 | 13.5 | 11.5 | 9.8 | 7.2 | -3.9 | -2.2 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.2 | 7.5 | 8.4 | 9.1 | 8.5 | 12.5 | 13.5 | 12.2 | 10.2 | 8.8 | 5.8 | 6.3 |
| Precipitation (mm) | 106 | 33 | 48 | 69 | 175 | 88 | 14 | 38 | 30 | 69 | 130 | 22 |
| Sunny days | 14 | 17 | 16 | 8 | 3 | 11 | 22 | 19 | 16 | 16 | 11 | 20 |
| Rainy days | 16 | 6 | 15 | 22 | 28 | 19 | 9 | 12 | 14 | 15 | 19 | 11 |
| Snow days | 1 | 5 | 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