Average annual temperature is 6.4 °C
Absolute maximum temperature: 27.6 °C
Absolute minimum temperature: -25.3 °C
Number of sunny days: 158 days
Number of rainy days: 181 days
Number of snow days: 26 days
Look at detailed online map of Ŭlsuŏgu
* Weather data for Ŭlsuŏgu 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) | 7.2 | 6.0 | 17.0 | 18.7 | 21.6 | 23.7 | 27.5 | 27.6 | 22.6 | 15.1 | 16.1 | 8.3 |
| Average daytime temperature (°C) | -5.0 | -0.4 | 7.7 | 10.3 | 15.5 | 19.4 | 23.5 | 22.8 | 18.6 | 12.1 | 3.7 | -3.5 |
| Average temperature (°C) | -8.8 | -4.7 | 2.3 | 5.4 | 11.1 | 15.5 | 19.9 | 19.2 | 15.3 | 8.0 | -0.5 | -6.9 |
| Average night temperature (°C) | -12.5 | -7.6 | -1.8 | 1.6 | 7.5 | 12.1 | 17.4 | 16.8 | 12.8 | 5.0 | -3.9 | -10.1 |
| Absolute minimum temperature (°C) | -25.3 | -12.7 | -12.4 | -5.8 | 0.4 | 8.3 | 13.7 | 12.3 | 7.2 | -1.8 | -15.1 | -24.6 |
| 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 | 13.0 | 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) | 7.0 | 7.3 | 8.8 | 7.7 | 9.0 | 9.7 | 8.1 | 7.8 | 6.9 | 8.1 | 6.7 | 5.6 |
| Precipitation (mm) | 61 | 13 | 25 | 95 | 136 | 196 | 267 | 402 | 176 | 26 | 66 | 147 |
| Sunny days | 19 | 18 | 18 | 12 | 16 | 7 | 4 | 6 | 9 | 19 | 15 | 15 |
| Rainy days | 3 | 0 | 12 | 18 | 15 | 23 | 27 | 25 | 21 | 12 | 13 | 12 |
| Snow days | 9 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
The best time to visit Ŭlsuŏgu during the most sunny months:
The largest precipitation sum in Ŭlsuŏgu is at