Average annual temperature is 9.5 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: -20.7 °C
Number of sunny days: 164 days
Number of rainy days: 175 days
Number of snow days: 26 days
Look at detailed online map of Oŭmsil
* Weather data for Oŭmsil 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) | 10.0 | 9.4 | 19.7 | 21.6 | 25.8 | 27.0 | 30.3 | 30.1 | 26.6 | 18.6 | 19.8 | 12.2 |
| Average daytime temperature (°C) | -1.1 | 3.3 | 11.1 | 13.4 | 18.6 | 23.1 | 26.2 | 26.4 | 22.4 | 15.1 | 7.1 | 0.8 |
| Average temperature (°C) | -5.2 | -1.5 | 5.3 | 8.4 | 14.1 | 18.6 | 22.4 | 22.5 | 18.4 | 10.5 | 2.6 | -2.8 |
| Average night temperature (°C) | -9.0 | -4.8 | 0.6 | 3.9 | 9.7 | 14.6 | 19.4 | 19.4 | 15.3 | 6.7 | -1.3 | -5.7 |
| Absolute minimum temperature (°C) | -20.7 | -9.2 | -9.0 | -3.8 | 2.6 | 10.3 | 15.7 | 13.5 | 9.4 | 0.0 | -12.0 | -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 | 14.4 | 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) | 7.2 | 7.7 | 9.3 | 8.2 | 9.2 | 10.1 | 7.8 | 8.6 | 7.2 | 8.5 | 7.3 | 5.9 |
| Precipitation (mm) | 34 | 8 | 32 | 93 | 114 | 159 | 410 | 235 | 202 | 20 | 68 | 89 |
| Sunny days | 18 | 19 | 21 | 13 | 15 | 9 | 5 | 7 | 7 | 19 | 16 | 15 |
| Rainy days | 5 | 1 | 9 | 17 | 16 | 21 | 26 | 24 | 23 | 11 | 13 | 9 |
| Snow days | 8 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 7 |
The largest precipitation sum in Oŭmsil is at