Average annual temperature is 13.8 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -14.1 °C
Number of sunny days: 183 days
Number of rainy days: 171 days
Number of snow days: 11 days
Look at detailed online map of Chilmok
* Weather data for Chilmok 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) | 15.0 | 11.7 | 26.6 | 27.0 | 29.6 | 34.4 | 33.1 | 34.7 | 31.2 | 23.3 | 24.5 | 18.9 |
| Average daytime temperature (°C) | 4.7 | 7.7 | 15.9 | 19.0 | 24.0 | 27.4 | 29.1 | 30.9 | 27.0 | 20.4 | 12.6 | 7.2 |
| Average temperature (°C) | -0.4 | 1.8 | 8.8 | 13.2 | 18.3 | 22.4 | 25.6 | 26.6 | 22.8 | 14.9 | 8.0 | 3.1 |
| Average night temperature (°C) | -5.0 | -2.6 | 3.3 | 8.1 | 13.8 | 18.8 | 22.9 | 23.3 | 19.6 | 10.3 | 3.5 | -0.5 |
| Absolute minimum temperature (°C) | -14.1 | -5.8 | -4.8 | 2.2 | 6.2 | 15.7 | 20.4 | 18.4 | 14.7 | 5.1 | -4.6 | -10.9 |
| 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 | 14.6 | 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) | 7.3 | 7.6 | 9.0 | 7.8 | 8.4 | 9.7 | 7.1 | 9.2 | 7.3 | 8.2 | 6.8 | 5.3 |
| Precipitation (mm) | 34 | 6 | 27 | 74 | 173 | 230 | 638 | 297 | 232 | 11 | 93 | 124 |
| Sunny days | 20 | 24 | 23 | 17 | 12 | 14 | 2 | 8 | 10 | 23 | 16 | 14 |
| Rainy days | 9 | 3 | 8 | 13 | 19 | 16 | 29 | 23 | 20 | 8 | 13 | 10 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 |
The largest precipitation sum in Chilmok is at