Average annual temperature is 12.6 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -19.3 °C
Number of sunny days: 182 days
Number of rainy days: 169 days
Number of snow days: 14 days
Look at detailed online map of Seom-mal
* Weather data for Seom-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) | 10.8 | 10.6 | 23.4 | 26.2 | 30.8 | 34.5 | 33.5 | 34.0 | 30.4 | 21.9 | 23.2 | 16.0 |
| Average daytime temperature (°C) | 1.4 | 6.0 | 15.0 | 18.2 | 23.8 | 26.8 | 29.2 | 29.8 | 26.1 | 18.7 | 9.4 | 3.9 |
| Average temperature (°C) | -3.2 | 0.6 | 8.1 | 12.3 | 18.0 | 22.0 | 25.3 | 25.8 | 22.1 | 13.8 | 5.0 | 0.0 |
| Average night temperature (°C) | -7.9 | -3.3 | 2.5 | 7.5 | 13.1 | 17.8 | 22.4 | 22.5 | 18.6 | 9.4 | 1.0 | -3.6 |
| Absolute minimum temperature (°C) | -19.3 | -6.8 | -4.2 | 1.6 | 5.5 | 13.7 | 20.0 | 17.8 | 12.5 | 4.3 | -8.0 | -14.8 |
| 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) | 7.0 | 8.3 | 9.2 | 7.6 | 8.7 | 9.3 | 7.2 | 8.2 | 7.3 | 8.0 | 7.0 | 5.7 |
| Precipitation (mm) | 40 | 1 | 18 | 103 | 138 | 196 | 413 | 316 | 191 | 43 | 116 | 81 |
| Sunny days | 19 | 23 | 24 | 15 | 20 | 12 | 5 | 6 | 8 | 17 | 16 | 17 |
| Rainy days | 5 | 3 | 7 | 15 | 11 | 18 | 26 | 25 | 22 | 14 | 13 | 10 |
| Snow days | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 |
The largest precipitation sum in Seom-mal is at