Average annual temperature is 16.7 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: -0.6 °C
Number of sunny days: 172 days
Number of rainy days: 193 days
Look at detailed online map of Riano
* Weather data for Riano 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) | 16.5 | 18.2 | 21.0 | 22.9 | 27.8 | 35.1 | 41.0 | 38.5 | 32.7 | 31.9 | 21.8 | 20.0 |
| Average daytime temperature (°C) | 12.2 | 13.7 | 16.5 | 18.3 | 22.5 | 28.1 | 34.1 | 32.5 | 29.3 | 25.5 | 17.4 | 14.0 |
| Average temperature (°C) | 8.1 | 7.9 | 11.5 | 12.8 | 17.5 | 22.4 | 27.7 | 26.0 | 22.9 | 19.9 | 13.0 | 9.7 |
| Average night temperature (°C) | 4.8 | 3.8 | 7.2 | 7.9 | 13.5 | 17.4 | 21.6 | 20.2 | 17.7 | 15.5 | 9.0 | 6.2 |
| Absolute minimum temperature (°C) | 0.3 | -0.6 | 3.6 | 2.8 | 10.9 | 15.0 | 17.8 | 15.5 | 14.6 | 13.1 | 0.7 | 1.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 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 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.2 | 7.9 | 8.8 | 10.4 | 9.6 | 12.7 | 13.4 | 12.2 | 10.5 | 8.6 | 6.9 | 6.4 |
| Precipitation (mm) | 112 | 51 | 70 | 84 | 145 | 137 | 16 | 52 | 55 | 132 | 127 | 31 |
| Sunny days | 16 | 20 | 15 | 10 | 4 | 10 | 20 | 19 | 20 | 15 | 6 | 17 |
| Rainy days | 15 | 8 | 16 | 20 | 27 | 20 | 11 | 12 | 10 | 16 | 24 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Riano during the most sunny months:
The largest precipitation sum in Riano is at