Average annual temperature is 11.7 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: -18.9 °C
Number of sunny days: 188 days
Number of rainy days: 163 days
Number of snow days: 14 days
Look at detailed online map of Gaesanjip
* Weather data for Gaesanjip 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) | 11.6 | 10.7 | 23.6 | 24.1 | 30.1 | 31.3 | 32.5 | 33.1 | 29.2 | 20.9 | 22.8 | 16.3 |
| Average daytime temperature (°C) | 0.7 | 6.0 | 14.5 | 17.4 | 22.8 | 26.4 | 28.6 | 29.4 | 25.0 | 17.8 | 9.4 | 3.5 |
| Average temperature (°C) | -3.8 | 0.0 | 7.2 | 11.1 | 16.8 | 21.3 | 24.7 | 25.2 | 21.0 | 12.7 | 4.6 | -0.7 |
| Average night temperature (°C) | -8.3 | -4.6 | 0.5 | 5.2 | 10.8 | 16.7 | 21.5 | 21.7 | 17.7 | 8.3 | -0.1 | -4.4 |
| Absolute minimum temperature (°C) | -18.9 | -8.6 | -6.1 | -1.5 | 2.4 | 11.5 | 18.4 | 16.4 | 12.4 | 2.2 | -8.9 | -14.7 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.1 | 14.1 | 14.7 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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 | 7.7 | 9.2 | 7.9 | 8.8 | 9.9 | 7.7 | 9.0 | 7.3 | 8.0 | 7.4 | 6.0 |
| Precipitation (mm) | 30 | 3 | 24 | 79 | 157 | 199 | 555 | 368 | 232 | 18 | 69 | 90 |
| Sunny days | 19 | 22 | 21 | 14 | 23 | 9 | 5 | 8 | 10 | 23 | 16 | 18 |
| Rainy days | 5 | 4 | 10 | 16 | 8 | 21 | 26 | 23 | 20 | 8 | 13 | 9 |
| Snow days | 7 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 |
The largest precipitation sum in Gaesanjip is at