Average annual temperature is 3.2 °C
Absolute maximum temperature: 22.6 °C
Absolute minimum temperature: -18.8 °C
Number of sunny days: 136 days
Number of rainy days: 165 days
Number of snow days: 64 days
Look at detailed online map of Sannai Helou
* Weather data for Sannai Helou 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) | 13.9 | 11.1 | 11.5 | 19.9 | 18.6 | 20.1 | 22.6 | 22.6 | 20.8 | 14.8 | 13.2 | 9.8 |
| Average daytime temperature (°C) | 1.6 | 3.7 | 5.5 | 9.4 | 11.5 | 15.2 | 17.7 | 17.6 | 15.2 | 8.5 | 6.9 | 3.8 |
| Average temperature (°C) | -6.4 | -3.8 | -1.5 | 2.1 | 5.6 | 9.9 | 12.3 | 12.1 | 9.4 | 3.0 | -0.8 | -3.9 |
| Average night temperature (°C) | -12.8 | -9.7 | -7.8 | -4.8 | 0.0 | 4.9 | 7.1 | 7.1 | 4.5 | -1.7 | -6.2 | -9.6 |
| Absolute minimum temperature (°C) | -17.4 | -15.1 | -16.3 | -18.8 | -7.0 | 1.3 | 2.6 | 1.6 | 0.0 | -8.6 | -9.7 | -13.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 8.1 | 8.5 | 9.0 | 9.2 | 7.7 | 8.9 | 9.8 | 9.6 | 7.9 | 7.1 | 8.8 | 8.7 |
| Precipitation (mm) | 5 | 20 | 41 | 46 | 162 | 108 | 97 | 115 | 168 | 121 | 7 | 1 |
| Sunny days | 24 | 14 | 9 | 3 | 4 | 8 | 12 | 7 | 2 | 4 | 23 | 26 |
| Rainy days | 0 | 2 | 4 | 14 | 26 | 22 | 19 | 24 | 28 | 24 | 2 | 0 |
| Snow days | 7 | 12 | 18 | 13 | 1 | 0 | 0 | 0 | 0 | 3 | 5 | 5 |
The largest precipitation sum in Sannai Helou is at