Average annual temperature is 9.9 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: -21.0 °C
Number of sunny days: 172 days
Number of rainy days: 170 days
Number of snow days: 23 days
Look at detailed online map of Changsŏngdae
* Weather data for Changsŏngdae South Korea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 10.2 | 9.6 | 21.1 | 22.9 | 27.2 | 30.3 | 31.4 | 31.3 | 28.2 | 19.2 | 20.2 | 12.5 |
| Average daytime temperature (°C) | -0.9 | 4.0 | 12.0 | 14.9 | 20.5 | 24.3 | 27.1 | 27.6 | 23.6 | 15.7 | 7.0 | 1.2 |
| Average temperature (°C) | -5.2 | -1.3 | 5.6 | 9.1 | 15.1 | 19.3 | 22.9 | 23.1 | 19.1 | 10.7 | 2.5 | -2.7 |
| Average night temperature (°C) | -9.5 | -5.1 | -0.1 | 4.1 | 9.9 | 14.9 | 19.4 | 19.7 | 15.4 | 6.3 | -1.6 | -6.1 |
| Absolute minimum temperature (°C) | -21.0 | -9.1 | -8.0 | -3.1 | 1.2 | 10.9 | 15.7 | 14.5 | 7.7 | 0.6 | -11.3 | -18.0 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 8.1 | 9.2 | 7.8 | 9.3 | 9.7 | 8.0 | 8.8 | 7.6 | 8.1 | 6.9 | 5.8 |
| Precipitation (mm) | 52 | 2 | 28 | 120 | 130 | 207 | 425 | 350 | 161 | 31 | 95 | 85 |
| Sunny days | 18 | 24 | 21 | 13 | 17 | 9 | 4 | 5 | 8 | 20 | 17 | 16 |
| Rainy days | 3 | 0 | 10 | 16 | 14 | 21 | 27 | 26 | 22 | 11 | 11 | 9 |
| Snow days | 10 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
The largest precipitation sum in Changsŏngdae is at