Average annual temperature is 14.5 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -4.4 °C
Number of sunny days: 184 days
Number of rainy days: 181 days
Look at detailed online map of Riolo
* Weather data for Riolo 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) | 14.2 | 20.5 | 21.1 | 22.0 | 27.8 | 34.7 | 34.3 | 36.9 | 30.5 | 28.9 | 18.0 | 17.6 |
| Average daytime temperature (°C) | 8.2 | 11.8 | 16.2 | 18.4 | 21.8 | 28.1 | 29.9 | 30.7 | 26.4 | 21.6 | 12.6 | 8.9 |
| Average temperature (°C) | 4.5 | 6.0 | 10.5 | 12.6 | 17.1 | 22.7 | 24.5 | 25.1 | 20.9 | 16.8 | 7.9 | 5.0 |
| Average night temperature (°C) | 1.5 | 1.5 | 5.3 | 7.3 | 13.0 | 17.6 | 19.6 | 19.7 | 16.0 | 12.9 | 3.7 | 1.9 |
| Absolute minimum temperature (°C) | -4.1 | -4.4 | 0.2 | 1.0 | 9.8 | 14.2 | 16.5 | 14.3 | 10.0 | 8.0 | -1.4 | -3.3 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 11.0 | 9.5 | 8.8 |
| 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) | 3.9 | 7.5 | 9.0 | 10.1 | 9.3 | 12.2 | 12.5 | 11.5 | 9.9 | 7.2 | 6.2 | 3.9 |
| Precipitation (mm) | 68 | 8 | 13 | 90 | 225 | 82 | 127 | 92 | 98 | 158 | 110 | 46 |
| Sunny days | 15 | 22 | 20 | 11 | 6 | 10 | 8 | 17 | 19 | 18 | 19 | 19 |
| Rainy days | 16 | 6 | 11 | 19 | 25 | 20 | 23 | 14 | 11 | 13 | 11 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Riolo during the most sunny months:
Months with the longest average daylight duration in Riolo:
The largest precipitation sum in Riolo is at