Average annual temperature is -4.4 °C
Absolute maximum temperature: 11.3 °C
Absolute minimum temperature: -27.4 °C
Number of sunny days: 177 days
Number of rainy days: 107 days
Number of snow days: 81 days
Look at detailed online map of Riro
* Weather data for Riro China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | -1.9 | -0.3 | -2.8 | 3.9 | 9.4 | 10.9 | 11.3 | 10.0 | 9.5 | 8.4 | 1.7 | 0.6 |
| Average daytime temperature (°C) | -7.3 | -5.0 | -4.3 | -0.6 | 3.0 | 8.1 | 8.6 | 8.4 | 7.7 | 2.3 | -2.3 | -4.6 |
| Average temperature (°C) | -14.4 | -10.7 | -9.0 | -5.7 | -2.6 | 2.6 | 3.9 | 3.8 | 2.0 | -3.7 | -8.2 | -10.6 |
| Average night temperature (°C) | -21.6 | -17.1 | -14.2 | -11.2 | -7.7 | -2.2 | 0.7 | 0.6 | -2.6 | -8.5 | -13.7 | -16.9 |
| Absolute minimum temperature (°C) | -27.4 | -21.3 | -18.9 | -17.9 | -12.4 | -5.9 | -1.3 | -1.2 | -5.4 | -13.8 | -17.7 | -21.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.9 | 13.6 | 13.9 | 13.8 | 13.1 | 12.3 | 11.5 | 10.7 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.7 | 10.2 | 11.0 | 11.8 | 12.0 | 12.0 | 9.6 | 9.7 | 10.9 | 10.2 | 9.8 | 9.4 |
| Precipitation (mm) | 4 | 7 | 17 | 25 | 22 | 61 | 107 | 127 | 25 | 6 | 5 | 4 |
| Sunny days | 25 | 17 | 11 | 12 | 17 | 11 | 1 | 1 | 11 | 21 | 24 | 26 |
| Rainy days | 1 | 2 | 2 | 0 | 0 | 19 | 30 | 30 | 17 | 6 | 0 | 0 |
| Snow days | 5 | 9 | 18 | 18 | 14 | 0 | 0 | 0 | 2 | 4 | 6 | 5 |
The largest precipitation sum in Riro is at