Average annual temperature is 10.4 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -21.3 °C
Number of sunny days: 170 days
Number of rainy days: 179 days
Number of snow days: 16 days
Look at detailed online map of Gisan
* Weather data for Gisan 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) | 10.0 | 8.6 | 20.6 | 23.4 | 26.5 | 31.7 | 30.6 | 31.5 | 29.1 | 20.6 | 20.5 | 13.0 |
| Average daytime temperature (°C) | -1.0 | 4.2 | 12.4 | 15.3 | 21.0 | 24.8 | 27.2 | 27.3 | 24.2 | 16.7 | 6.9 | 1.4 |
| Average temperature (°C) | -5.7 | -1.1 | 6.1 | 9.9 | 15.9 | 20.1 | 23.6 | 23.6 | 20.0 | 11.8 | 2.5 | -2.4 |
| Average night temperature (°C) | -10.5 | -5.0 | 0.5 | 5.1 | 11.0 | 15.8 | 20.6 | 20.1 | 16.3 | 7.6 | -1.4 | -5.9 |
| Absolute minimum temperature (°C) | -21.3 | -9.5 | -6.8 | -2.6 | 3.9 | 11.8 | 16.5 | 15.0 | 9.1 | 0.9 | -10.5 | -18.4 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 7.1 | 8.4 | 9.2 | 7.1 | 9.2 | 9.5 | 7.8 | 7.8 | 7.5 | 8.3 | 6.6 | 6.0 |
| Precipitation (mm) | 52 | 2 | 23 | 122 | 145 | 196 | 373 | 319 | 116 | 23 | 121 | 81 |
| Sunny days | 18 | 24 | 23 | 12 | 16 | 6 | 5 | 5 | 11 | 17 | 15 | 18 |
| Rainy days | 4 | 1 | 8 | 18 | 15 | 24 | 26 | 26 | 19 | 14 | 13 | 11 |
| Snow days | 9 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The largest precipitation sum in Gisan is at