Average annual temperature is 13.5 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -5.6 °C
Number of sunny days: 177 days
Number of rainy days: 181 days
Number of snow days: 7 days
Look at detailed online map of Rio
* Weather data for Rio 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) | 14.6 | 16.0 | 19.6 | 21.1 | 24.6 | 31.9 | 35.9 | 36.4 | 30.7 | 32.0 | 18.2 | 19.7 |
| Average daytime temperature (°C) | 7.8 | 10.5 | 14.0 | 15.5 | 18.1 | 24.7 | 29.6 | 29.1 | 25.2 | 21.6 | 13.4 | 10.9 |
| Average temperature (°C) | 4.2 | 5.1 | 9.3 | 10.5 | 14.3 | 20.0 | 23.8 | 23.5 | 19.8 | 16.7 | 8.9 | 5.9 |
| Average night temperature (°C) | 0.9 | 0.7 | 4.8 | 5.3 | 10.2 | 14.8 | 17.8 | 17.6 | 14.1 | 12.0 | 4.6 | 1.8 |
| Absolute minimum temperature (°C) | -4.9 | -5.6 | -3.6 | -1.8 | 6.2 | 11.7 | 13.4 | 10.5 | 10.6 | 6.7 | -0.8 | -4.0 |
| 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) | 9.3 | 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) | 4.5 | 7.8 | 8.8 | 10.5 | 8.4 | 12.0 | 13.2 | 11.8 | 10.3 | 7.5 | 6.5 | 5.2 |
| Precipitation (mm) | 115 | 58 | 30 | 82 | 269 | 101 | 23 | 66 | 10 | 134 | 96 | 44 |
| Sunny days | 11 | 21 | 20 | 9 | 3 | 9 | 15 | 19 | 18 | 16 | 16 | 20 |
| Rainy days | 15 | 5 | 11 | 21 | 28 | 21 | 16 | 12 | 12 | 15 | 14 | 11 |
| Snow days | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Rio during the most sunny months:
Months with the longest average daylight duration in Rio:
The largest precipitation sum in Rio is at