Average annual temperature is 12.4 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -16.5 °C
Number of sunny days: 189 days
Number of rainy days: 172 days
Number of snow days: 4 days
Look at detailed online map of Jeolmaeul
* Weather data for Jeolmaeul 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) | 14.6 | 13.2 | 23.0 | 26.6 | 31.5 | 31.9 | 32.7 | 32.8 | 27.9 | 21.1 | 24.6 | 17.8 |
| Average daytime temperature (°C) | 3.6 | 7.3 | 14.6 | 17.1 | 20.7 | 25.2 | 28.0 | 27.9 | 23.8 | 18.6 | 11.8 | 5.7 |
| Average temperature (°C) | -1.2 | 1.9 | 8.4 | 11.8 | 16.0 | 20.7 | 24.1 | 24.4 | 20.6 | 13.3 | 6.4 | 1.4 |
| Average night temperature (°C) | -5.2 | -2.4 | 3.1 | 6.8 | 11.6 | 16.8 | 20.9 | 21.6 | 17.9 | 8.8 | 1.5 | -2.4 |
| Absolute minimum temperature (°C) | -16.5 | -7.3 | -4.2 | 0.7 | 5.4 | 13.0 | 17.3 | 19.5 | 12.4 | 3.9 | -7.6 | -12.6 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.5 | 14.3 | 13.5 | 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 | 7.3 | 9.1 | 8.6 | 8.1 | 9.3 | 8.5 | 9.0 | 7.3 | 8.8 | 7.8 | 7.0 |
| Precipitation (mm) | 38 | 37 | 66 | 61 | 162 | 152 | 215 | 224 | 188 | 8 | 36 | 128 |
| Sunny days | 24 | 18 | 21 | 16 | 16 | 13 | 6 | 2 | 4 | 20 | 25 | 24 |
| Rainy days | 5 | 9 | 10 | 14 | 15 | 17 | 25 | 29 | 26 | 11 | 5 | 6 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Jeolmaeul is at