Average annual temperature is 14.8 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: -4.6 °C
Number of sunny days: 213 days
Number of rainy days: 152 days
Look at detailed online map of San Guglielmo
* Weather data for San Guglielmo 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) | 12.7 | 15.8 | 22.2 | 23.4 | 27.6 | 33.3 | 36.8 | 37.5 | 31.5 | 31.0 | 19.6 | 20.5 |
| Average daytime temperature (°C) | 8.8 | 11.6 | 16.6 | 18.3 | 21.3 | 27.7 | 31.7 | 31.7 | 27.6 | 23.6 | 13.8 | 9.8 |
| Average temperature (°C) | 5.1 | 5.1 | 10.4 | 12.3 | 16.8 | 22.4 | 26.1 | 25.5 | 21.7 | 17.7 | 8.6 | 5.1 |
| Average night temperature (°C) | 2.1 | 0.2 | 4.6 | 6.6 | 12.5 | 17.3 | 20.3 | 19.4 | 16.2 | 12.8 | 4.4 | 1.6 |
| Absolute minimum temperature (°C) | -4.1 | -4.6 | -0.3 | -0.2 | 8.4 | 14.3 | 17.4 | 14.3 | 12.8 | 9.2 | -1.6 | -2.4 |
| 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) | 4.1 | 7.5 | 9.2 | 10.6 | 8.6 | 12.1 | 13.0 | 11.5 | 10.2 | 7.7 | 6.8 | 4.8 |
| Precipitation (mm) | 63 | 25 | 42 | 44 | 205 | 81 | 88 | 75 | 17 | 71 | 57 | 19 |
| Sunny days | 16 | 25 | 21 | 12 | 8 | 12 | 16 | 23 | 21 | 17 | 19 | 23 |
| Rainy days | 15 | 3 | 10 | 18 | 23 | 18 | 15 | 8 | 9 | 14 | 11 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Guglielmo during the most sunny months:
Months with the longest average daylight duration in San Guglielmo:
The largest precipitation sum in San Guglielmo is at