Average annual temperature is -3.4 °C
Absolute maximum temperature: 13.4 °C
Absolute minimum temperature: -26.7 °C
Number of sunny days: 140 days
Number of rainy days: 124 days
Number of snow days: 101 days
Look at detailed online map of Seyu
* Weather data for Seyu 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) | 1.7 | -2.6 | -3.2 | 4.4 | 8.4 | 12.7 | 13.4 | 13.2 | 11.8 | 10.9 | 2.3 | -2.9 |
| Average daytime temperature (°C) | -6.1 | -5.8 | -5.5 | -0.9 | 1.7 | 8.7 | 10.5 | 10.0 | 9.1 | 3.1 | -2.8 | -6.4 |
| Average temperature (°C) | -12.3 | -10.8 | -11.4 | -5.3 | -2.0 | 4.3 | 6.5 | 6.6 | 4.6 | -1.5 | -8.0 | -12.3 |
| Average night temperature (°C) | -19.6 | -17.2 | -18.5 | -10.5 | -6.5 | 0.4 | 3.5 | 3.8 | 0.7 | -5.7 | -13.3 | -18.7 |
| Absolute minimum temperature (°C) | -26.7 | -26.5 | -26.3 | -21.7 | -13.5 | -7.0 | -0.7 | 1.1 | -2.2 | -14.2 | -19.2 | -22.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| 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) | 9.6 | 10.1 | 10.7 | 11.5 | 11.0 | 10.9 | 9.1 | 8.1 | 10.5 | 9.8 | 9.2 | 8.8 |
| Precipitation (mm) | 1 | 20 | 23 | 19 | 53 | 71 | 235 | 284 | 63 | 39 | 17 | 12 |
| Sunny days | 26 | 9 | 15 | 10 | 9 | 9 | 0 | 0 | 5 | 17 | 19 | 21 |
| Rainy days | 0 | 3 | 0 | 3 | 1 | 19 | 31 | 31 | 25 | 9 | 1 | 1 |
| Snow days | 5 | 16 | 16 | 17 | 21 | 2 | 0 | 0 | 0 | 5 | 10 | 9 |
The largest precipitation sum in Seyu is at