Average annual temperature is 15.4 °C
Absolute maximum temperature: 31.2 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 207 days
Number of rainy days: 156 days
Number of snow days: 2 days
Look at detailed online map of Dongseon
* Weather data for Dongseon 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) | 14.9 | 11.6 | 18.3 | 19.1 | 20.9 | 27.8 | 28.8 | 31.2 | 28.4 | 23.6 | 21.4 | 16.8 |
| Average daytime temperature (°C) | 6.7 | 9.1 | 13.3 | 16.0 | 18.3 | 22.8 | 25.8 | 28.3 | 25.9 | 20.7 | 13.9 | 9.1 |
| Average temperature (°C) | 4.0 | 6.4 | 10.8 | 13.8 | 16.8 | 21.2 | 24.5 | 26.9 | 24.1 | 18.0 | 11.1 | 6.5 |
| Average night temperature (°C) | 0.2 | 3.0 | 7.9 | 11.4 | 15.5 | 20.0 | 23.4 | 25.5 | 22.2 | 14.9 | 7.5 | 3.1 |
| Absolute minimum temperature (°C) | -9.7 | -1.4 | 1.5 | 5.7 | 10.5 | 17.0 | 21.0 | 23.9 | 17.7 | 10.8 | -1.7 | -5.6 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.8 | 7.7 | 8.8 | 8.1 | 7.9 | 8.5 | 7.5 | 9.7 | 7.7 | 8.9 | 8.1 | 7.1 |
| Precipitation (mm) | 57 | 44 | 63 | 92 | 237 | 286 | 366 | 299 | 219 | 6 | 51 | 87 |
| Sunny days | 25 | 19 | 18 | 17 | 14 | 13 | 11 | 10 | 11 | 25 | 22 | 22 |
| Rainy days | 5 | 9 | 13 | 13 | 17 | 17 | 20 | 21 | 19 | 6 | 8 | 8 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Dongseon is at