Average annual temperature is 7.2 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -26.8 °C
Number of sunny days: 258 days
Number of rainy days: 81 days
Number of snow days: 26 days
Look at detailed online map of Ondor Sum
* Weather data for Ondor Sum 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) | 6.7 | 11.5 | 19.7 | 24.3 | 29.7 | 35.4 | 35.0 | 35.7 | 32.2 | 21.6 | 19.8 | 7.5 |
| Average daytime temperature (°C) | -6.1 | 0.1 | 7.8 | 13.1 | 21.4 | 28.3 | 29.7 | 29.1 | 23.9 | 15.7 | 0.3 | -6.0 |
| Average temperature (°C) | -11.2 | -5.7 | 1.4 | 7.0 | 15.3 | 21.8 | 23.2 | 22.6 | 17.5 | 8.9 | -4.5 | -10.7 |
| Average night temperature (°C) | -16.3 | -12.0 | -4.3 | 0.5 | 9.4 | 14.6 | 17.3 | 16.3 | 11.3 | 2.6 | -9.2 | -15.3 |
| Absolute minimum temperature (°C) | -26.8 | -18.7 | -9.7 | -6.3 | 1.3 | 6.2 | 12.5 | 9.2 | 2.4 | -3.5 | -18.7 | -26.4 |
| 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 | 15.2 | 14.9 | 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) | 7.5 | 8.5 | 10.2 | 8.7 | 9.5 | 12.0 | 10.5 | 11.3 | 9.9 | 8.9 | 7.1 | 6.9 |
| Precipitation (mm) | 4 | 5 | 0 | 29 | 47 | 19 | 53 | 23 | 14 | 9 | 12 | 6 |
| Sunny days | 24 | 23 | 29 | 17 | 17 | 21 | 12 | 18 | 21 | 27 | 21 | 28 |
| Rainy days | 1 | 0 | 2 | 8 | 14 | 9 | 19 | 13 | 9 | 4 | 1 | 1 |
| Snow days | 6 | 5 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 2 |
The best time to visit Ondor Sum during the most sunny months:
The largest precipitation sum in Ondor Sum is at