Average annual temperature is 10.0 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -13.5 °C
Number of sunny days: 176 days
Number of rainy days: 177 days
Number of snow days: 12 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) | 12.2 | 14.6 | 17.7 | 16.5 | 19.4 | 29.9 | 33.8 | 32.1 | 27.4 | 24.5 | 17.0 | 14.6 |
| Average daytime temperature (°C) | 5.5 | 7.7 | 10.4 | 10.7 | 15.8 | 21.4 | 27.7 | 25.6 | 22.3 | 19.6 | 10.3 | 8.5 |
| Average temperature (°C) | 1.1 | 1.6 | 5.3 | 5.5 | 11.0 | 15.9 | 21.1 | 18.9 | 15.7 | 13.6 | 6.1 | 3.4 |
| Average night temperature (°C) | -2.8 | -3.1 | 0.3 | 0.2 | 5.9 | 9.8 | 13.9 | 12.2 | 9.7 | 8.2 | 2.0 | -0.3 |
| Absolute minimum temperature (°C) | -13.5 | -7.5 | -4.4 | -4.5 | 1.1 | 5.8 | 10.1 | 6.6 | 3.8 | 4.6 | -4.3 | -5.9 |
| 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 | 15.3 | 15.0 | 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) | 5.6 | 8.2 | 8.0 | 8.4 | 9.1 | 12.3 | 13.6 | 12.1 | 10.4 | 8.4 | 5.2 | 6.1 |
| Precipitation (mm) | 155 | 31 | 62 | 86 | 119 | 81 | 11 | 38 | 36 | 75 | 161 | 50 |
| Sunny days | 17 | 21 | 14 | 11 | 3 | 10 | 20 | 22 | 17 | 14 | 9 | 18 |
| Rainy days | 7 | 6 | 16 | 18 | 28 | 20 | 11 | 9 | 13 | 17 | 21 | 11 |
| Snow days | 7 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
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