Average annual temperature is 13.2 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -13.6 °C
Number of sunny days: 176 days
Number of rainy days: 174 days
Number of snow days: 15 days
Look at detailed online map of Ŭmsan-mal
* Weather data for Ŭmsan-mal 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) | 12.9 | 10.6 | 23.5 | 28.0 | 28.4 | 34.9 | 34.2 | 34.8 | 30.5 | 22.9 | 22.5 | 17.1 |
| Average daytime temperature (°C) | 3.0 | 5.8 | 13.9 | 18.1 | 23.6 | 27.0 | 29.1 | 30.1 | 26.4 | 19.7 | 11.1 | 5.4 |
| Average temperature (°C) | -1.1 | 1.1 | 7.8 | 12.4 | 18.0 | 21.8 | 25.5 | 26.0 | 22.4 | 15.2 | 7.3 | 1.7 |
| Average night temperature (°C) | -5.2 | -2.3 | 3.3 | 8.1 | 13.7 | 18.0 | 22.9 | 22.7 | 19.2 | 11.2 | 3.5 | -2.1 |
| Absolute minimum temperature (°C) | -13.6 | -5.9 | -2.4 | 2.6 | 7.7 | 15.0 | 20.3 | 18.6 | 14.0 | 5.6 | -4.1 | -11.9 |
| 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) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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) | 7.3 | 8.3 | 9.3 | 8.0 | 8.6 | 9.8 | 7.7 | 8.9 | 7.5 | 8.4 | 6.6 | 4.5 |
| Precipitation (mm) | 35 | 2 | 15 | 80 | 129 | 189 | 441 | 219 | 182 | 24 | 89 | 85 |
| Sunny days | 19 | 25 | 25 | 17 | 19 | 11 | 3 | 5 | 8 | 18 | 13 | 13 |
| Rainy days | 6 | 3 | 6 | 13 | 12 | 19 | 28 | 26 | 22 | 13 | 16 | 10 |
| Snow days | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 8 |
The largest precipitation sum in Ŭmsan-mal is at