Average annual temperature is 12.1 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: -18.9 °C
Number of sunny days: 180 days
Number of rainy days: 172 days
Number of snow days: 13 days
Look at detailed online map of Sonamdong
* Weather data for Sonamdong 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) | 11.2 | 10.4 | 22.6 | 25.1 | 28.5 | 34.1 | 33.0 | 34.1 | 30.7 | 22.1 | 22.7 | 15.0 |
| Average daytime temperature (°C) | 1.4 | 6.0 | 14.4 | 17.5 | 23.3 | 27.0 | 29.2 | 29.4 | 26.4 | 18.9 | 9.0 | 3.6 |
| Average temperature (°C) | -3.5 | 0.1 | 7.4 | 11.6 | 17.4 | 21.9 | 25.4 | 25.5 | 21.8 | 13.3 | 4.3 | -0.6 |
| Average night temperature (°C) | -8.1 | -4.1 | 1.2 | 6.3 | 11.8 | 17.1 | 22.1 | 21.8 | 17.8 | 8.5 | 0.1 | -4.5 |
| Absolute minimum temperature (°C) | -18.9 | -7.5 | -4.6 | -1.4 | 3.2 | 12.5 | 17.4 | 16.3 | 10.1 | 2.4 | -8.0 | -15.6 |
| 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 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 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) | 7.1 | 8.5 | 9.4 | 7.2 | 9.4 | 9.6 | 7.9 | 8.0 | 7.7 | 8.4 | 6.6 | 6.0 |
| Precipitation (mm) | 51 | 1 | 22 | 98 | 132 | 156 | 318 | 323 | 130 | 36 | 88 | 79 |
| Sunny days | 18 | 24 | 23 | 13 | 20 | 8 | 4 | 6 | 10 | 18 | 16 | 20 |
| Rainy days | 5 | 3 | 8 | 17 | 11 | 22 | 27 | 25 | 20 | 13 | 12 | 9 |
| Snow days | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The largest precipitation sum in Sonamdong is at