Average annual temperature is 5.7 °C
Absolute maximum temperature: 23.0 °C
Absolute minimum temperature: -13.6 °C
Number of sunny days: 108 days
Number of rainy days: 156 days
Number of snow days: 101 days
Look at detailed online map of Decha
* Weather data for Decha 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) | 13.6 | 10.7 | 10.7 | 14.7 | 22.7 | 23.0 | 20.8 | 21.1 | 18.0 | 19.0 | 11.8 | 7.0 |
| Average daytime temperature (°C) | 5.7 | 6.1 | 7.1 | 11.5 | 14.6 | 16.0 | 17.3 | 17.4 | 16.3 | 11.4 | 6.5 | 3.7 |
| Average temperature (°C) | -0.2 | 0.3 | 1.7 | 5.5 | 8.8 | 10.8 | 12.1 | 12.3 | 10.6 | 5.9 | 1.7 | -1.2 |
| Average night temperature (°C) | -6.6 | -4.9 | -4.0 | -0.2 | 3.4 | 6.4 | 8.3 | 8.6 | 6.2 | 1.3 | -3.1 | -6.4 |
| Absolute minimum temperature (°C) | -13.6 | -9.6 | -7.6 | -2.6 | -1.3 | 3.0 | 4.6 | 6.6 | 3.8 | -5.1 | -9.2 | -9.2 |
| 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 | 10.0 | 10.9 | 11.3 | 11.7 | 9.2 | 9.6 | 8.8 | 10.8 | 9.4 | 9.2 | 9.1 |
| Precipitation (mm) | 0 | 20 | 56 | 78 | 59 | 242 | 231 | 251 | 95 | 85 | 20 | 10 |
| Sunny days | 30 | 13 | 5 | 4 | 7 | 3 | 0 | 1 | 1 | 6 | 16 | 22 |
| Rainy days | 0 | 0 | 0 | 6 | 20 | 25 | 31 | 30 | 29 | 14 | 1 | 0 |
| Snow days | 1 | 15 | 26 | 20 | 4 | 2 | 0 | 0 | 0 | 11 | 13 | 9 |
The largest precipitation sum in Decha is at