Average annual temperature is 13.9 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: -4.9 °C
Number of sunny days: 195 days
Number of rainy days: 169 days
Number of snow days: 1 day
Look at detailed online map of Castelletto d'Orba
* Weather data for Castelletto d'Orba 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) | 13.7 | 17.0 | 20.8 | 22.1 | 25.8 | 33.4 | 34.5 | 37.1 | 30.8 | 31.4 | 17.9 | 17.6 |
| Average daytime temperature (°C) | 6.8 | 10.7 | 14.8 | 17.5 | 20.9 | 26.5 | 29.5 | 30.2 | 25.7 | 21.2 | 12.3 | 8.7 |
| Average temperature (°C) | 3.7 | 6.2 | 10.0 | 12.0 | 16.0 | 21.1 | 23.9 | 24.2 | 20.2 | 16.4 | 7.8 | 5.1 |
| Average night temperature (°C) | 1.0 | 2.6 | 5.7 | 7.0 | 11.9 | 16.5 | 19.1 | 18.7 | 15.5 | 12.5 | 4.1 | 2.3 |
| Absolute minimum temperature (°C) | -4.3 | -4.9 | -0.2 | 1.6 | 8.2 | 12.9 | 15.6 | 13.4 | 10.4 | 7.7 | -1.5 | -3.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.4 | 11.9 | 13.5 | 14.8 | 15.5 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.7 | 7.0 | 8.8 | 9.9 | 9.1 | 11.0 | 12.3 | 11.9 | 9.5 | 7.1 | 5.4 | 4.2 |
| Precipitation (mm) | 57 | 10 | 24 | 70 | 101 | 110 | 109 | 51 | 31 | 121 | 67 | 53 |
| Sunny days | 16 | 20 | 18 | 15 | 8 | 9 | 14 | 22 | 19 | 16 | 20 | 18 |
| Rainy days | 14 | 8 | 13 | 15 | 23 | 21 | 17 | 9 | 11 | 15 | 10 | 13 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castelletto d'Orba during the most sunny months:
Months with the longest average daylight duration in Castelletto d'Orba:
The largest precipitation sum in Castelletto d'Orba is at