Average annual temperature is 15.5 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: -3.5 °C
Number of sunny days: 202 days
Number of rainy days: 161 days
Number of snow days: 2 days
Look at detailed online map of Castel Guelfo di Bologna
* Weather data for Castel Guelfo di Bologna 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) | 14.6 | 16.3 | 21.5 | 24.3 | 27.0 | 35.1 | 38.1 | 37.4 | 33.2 | 31.6 | 20.6 | 18.1 |
| Average daytime temperature (°C) | 9.4 | 11.6 | 16.3 | 17.6 | 20.9 | 27.9 | 32.7 | 31.6 | 28.2 | 24.2 | 14.5 | 10.7 |
| Average temperature (°C) | 5.9 | 6.2 | 11.2 | 12.4 | 16.8 | 22.7 | 26.7 | 25.6 | 22.4 | 19.0 | 10.0 | 6.6 |
| Average night temperature (°C) | 3.0 | 1.6 | 6.6 | 7.1 | 12.6 | 17.5 | 21.0 | 20.0 | 17.4 | 14.5 | 6.1 | 3.1 |
| Absolute minimum temperature (°C) | -2.1 | -3.5 | 0.4 | -0.6 | 8.6 | 14.7 | 17.0 | 14.3 | 13.5 | 10.8 | 1.0 | -1.7 |
| 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 | 10.5 | 11.9 | 13.5 | 14.8 | 15.5 | 15.1 | 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) | 3.8 | 7.2 | 8.8 | 10.0 | 9.0 | 11.8 | 13.0 | 11.5 | 10.1 | 7.7 | 6.3 | 5.3 |
| Precipitation (mm) | 83 | 47 | 53 | 31 | 303 | 90 | 18 | 51 | 30 | 47 | 51 | 24 |
| Sunny days | 12 | 21 | 18 | 10 | 10 | 15 | 18 | 22 | 20 | 19 | 16 | 21 |
| Rainy days | 19 | 5 | 13 | 20 | 21 | 15 | 13 | 9 | 10 | 12 | 14 | 10 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castel Guelfo di Bologna during the most sunny months:
Months with the longest average daylight duration in Castel Guelfo di Bologna:
The largest precipitation sum in Castel Guelfo di Bologna is at