Average annual temperature is 17.1 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 0.9 °C
Number of sunny days: 197 days
Number of rainy days: 168 days
Look at detailed online map of Porto Ercole
* Weather data for Porto Ercole 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) | 16.6 | 15.5 | 20.7 | 20.6 | 27.5 | 30.7 | 37.1 | 37.8 | 31.9 | 28.0 | 21.5 | 20.3 |
| Average daytime temperature (°C) | 12.8 | 13.0 | 15.8 | 17.2 | 21.8 | 26.2 | 30.5 | 30.0 | 27.5 | 24.5 | 18.0 | 14.9 |
| Average temperature (°C) | 9.6 | 8.7 | 12.3 | 13.2 | 17.8 | 22.4 | 26.4 | 25.3 | 22.9 | 20.3 | 14.6 | 10.8 |
| Average night temperature (°C) | 6.6 | 5.1 | 8.6 | 9.1 | 13.7 | 18.3 | 21.7 | 20.1 | 18.5 | 16.1 | 10.5 | 6.9 |
| Absolute minimum temperature (°C) | 0.9 | 0.9 | 3.5 | 3.9 | 10.9 | 14.9 | 18.0 | 15.7 | 14.6 | 12.8 | 2.0 | 1.0 |
| 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.7 | 8.3 | 9.7 | 11.1 | 10.3 | 12.9 | 13.4 | 12.3 | 10.7 | 8.6 | 6.7 | 6.8 |
| Precipitation (mm) | 76 | 21 | 52 | 50 | 113 | 79 | 4 | 31 | 42 | 49 | 69 | 49 |
| Sunny days | 13 | 19 | 13 | 14 | 7 | 12 | 26 | 23 | 22 | 16 | 14 | 18 |
| Rainy days | 18 | 9 | 18 | 16 | 24 | 18 | 5 | 8 | 8 | 15 | 16 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Porto Ercole during the most sunny months:
The largest precipitation sum in Porto Ercole is at