Average annual temperature is 9.3 °C
Absolute maximum temperature: 31.5 °C
Absolute minimum temperature: -22.2 °C
Number of sunny days: 173 days
Number of rainy days: 172 days
Number of snow days: 20 days
Look at detailed online map of Seonanggeori
* Weather data for Seonanggeori 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 | 8.9 | 19.6 | 23.3 | 26.1 | 29.4 | 31.5 | 31.2 | 27.6 | 18.7 | 19.4 | 12.3 |
| Average daytime temperature (°C) | -1.2 | 3.4 | 11.4 | 14.2 | 19.7 | 23.9 | 27.3 | 27.0 | 23.1 | 15.7 | 6.7 | 0.6 |
| Average temperature (°C) | -5.7 | -1.8 | 4.7 | 8.2 | 14.2 | 18.6 | 22.8 | 22.5 | 18.3 | 10.1 | 2.0 | -3.4 |
| Average night temperature (°C) | -9.8 | -5.4 | -0.6 | 3.2 | 9.2 | 14.1 | 19.3 | 19.0 | 14.7 | 5.6 | -1.9 | -6.9 |
| Absolute minimum temperature (°C) | -22.2 | -9.1 | -8.1 | -4.2 | 0.3 | 10.5 | 15.6 | 13.8 | 8.4 | -0.7 | -11.4 | -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 | 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 | 10.1 | 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) | 7.0 | 8.0 | 9.1 | 7.4 | 9.5 | 9.7 | 8.1 | 8.4 | 7.3 | 8.1 | 6.7 | 5.8 |
| Precipitation (mm) | 42 | 2 | 22 | 112 | 123 | 219 | 307 | 282 | 151 | 29 | 88 | 78 |
| Sunny days | 19 | 22 | 21 | 13 | 20 | 6 | 4 | 6 | 9 | 16 | 18 | 19 |
| Rainy days | 3 | 0 | 10 | 17 | 11 | 24 | 27 | 25 | 21 | 15 | 11 | 8 |
| Snow days | 9 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 |
The largest precipitation sum in Seonanggeori is at