Average annual temperature is 17.0 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: -0.2 °C
Number of sunny days: 178 days
Number of rainy days: 187 days
Look at detailed online map of Castel Romano
* Weather data for Castel Romano 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 | 17.2 | 20.6 | 21.0 | 27.3 | 31.4 | 38.3 | 36.7 | 33.3 | 30.6 | 21.4 | 19.4 |
| Average daytime temperature (°C) | 12.6 | 13.2 | 15.8 | 17.3 | 21.5 | 26.6 | 32.1 | 30.4 | 28.7 | 24.8 | 17.9 | 14.5 |
| Average temperature (°C) | 8.9 | 8.2 | 11.8 | 12.9 | 17.7 | 22.3 | 27.1 | 25.4 | 23.2 | 20.6 | 14.2 | 10.9 |
| Average night temperature (°C) | 5.8 | 4.4 | 8.1 | 8.7 | 14.1 | 18.2 | 22.5 | 20.9 | 18.8 | 17.2 | 10.6 | 7.6 |
| Absolute minimum temperature (°C) | 1.2 | -0.2 | 3.8 | 3.1 | 11.3 | 16.0 | 18.9 | 16.9 | 13.8 | 15.0 | 1.9 | 2.7 |
| 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) | 9.5 | 10.6 | 11.9 | 13.3 | 14.5 | 15.2 | 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) | 6.8 | 8.4 | 9.5 | 10.7 | 9.7 | 12.8 | 13.5 | 12.3 | 10.8 | 8.7 | 6.8 | 6.5 |
| Precipitation (mm) | 116 | 40 | 83 | 106 | 136 | 130 | 3 | 42 | 15 | 81 | 136 | 27 |
| Sunny days | 10 | 20 | 15 | 13 | 5 | 11 | 26 | 23 | 21 | 15 | 6 | 13 |
| Rainy days | 21 | 8 | 16 | 17 | 26 | 19 | 5 | 8 | 9 | 16 | 24 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castel Romano during the most sunny months:
The largest precipitation sum in Castel Romano is at