Average annual temperature is 15.3 °C
Absolute maximum temperature: 31.5 °C
Absolute minimum temperature: -7.8 °C
Number of sunny days: 199 days
Number of rainy days: 165 days
Number of snow days: 1 day
Look at detailed online map of Cheonha
* Weather data for Cheonha 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) | 14.5 | 11.3 | 19.2 | 17.0 | 21.2 | 25.4 | 29.9 | 31.5 | 29.4 | 23.9 | 21.6 | 16.3 |
| Average daytime temperature (°C) | 6.6 | 8.6 | 12.4 | 15.3 | 17.9 | 22.1 | 25.2 | 28.4 | 26.3 | 20.5 | 13.8 | 8.9 |
| Average temperature (°C) | 4.2 | 6.2 | 10.5 | 13.4 | 16.8 | 21.0 | 24.1 | 27.0 | 24.4 | 18.1 | 11.4 | 6.5 |
| Average night temperature (°C) | 1.2 | 3.4 | 8.3 | 11.4 | 15.8 | 19.8 | 22.9 | 25.6 | 22.5 | 15.4 | 8.1 | 3.7 |
| Absolute minimum temperature (°C) | -7.8 | -0.5 | 1.9 | 5.9 | 11.8 | 16.9 | 20.6 | 23.9 | 18.3 | 11.4 | 0.8 | -4.3 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.8 | 7.4 | 8.6 | 7.9 | 8.0 | 8.6 | 7.3 | 10.2 | 8.1 | 8.8 | 8.1 | 7.3 |
| Precipitation (mm) | 63 | 51 | 49 | 144 | 256 | 259 | 452 | 328 | 320 | 16 | 59 | 82 |
| Sunny days | 25 | 19 | 19 | 14 | 15 | 12 | 6 | 11 | 10 | 22 | 23 | 23 |
| Rainy days | 6 | 9 | 12 | 16 | 16 | 18 | 25 | 20 | 20 | 9 | 7 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Cheonha is at