Average annual temperature is 11.6 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -25.0 °C
Number of sunny days: 181 days
Number of rainy days: 169 days
Number of snow days: 15 days
Look at detailed online map of Sannaeji
* Weather data for Sannaeji 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) | 9.7 | 9.8 | 21.9 | 24.7 | 28.2 | 33.8 | 32.2 | 33.5 | 30.3 | 21.7 | 22.1 | 14.4 |
| Average daytime temperature (°C) | 0.0 | 5.6 | 13.9 | 16.9 | 22.7 | 26.4 | 28.6 | 28.7 | 25.7 | 18.1 | 8.3 | 3.0 |
| Average temperature (°C) | -5.0 | -0.1 | 7.1 | 11.1 | 17.1 | 21.4 | 24.9 | 25.0 | 21.2 | 12.7 | 3.8 | -1.1 |
| Average night temperature (°C) | -10.5 | -4.3 | 1.0 | 6.1 | 11.7 | 16.8 | 21.7 | 21.4 | 17.3 | 8.2 | -0.2 | -4.8 |
| Absolute minimum temperature (°C) | -25.0 | -8.3 | -5.8 | -1.8 | 3.2 | 12.0 | 17.0 | 15.9 | 10.1 | 2.3 | -8.8 | -16.7 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 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 | 8.5 | 9.4 | 7.2 | 9.3 | 9.7 | 8.0 | 8.0 | 7.8 | 8.5 | 6.6 | 6.0 |
| Precipitation (mm) | 54 | 1 | 18 | 100 | 143 | 156 | 326 | 308 | 107 | 30 | 97 | 76 |
| Sunny days | 18 | 25 | 23 | 12 | 20 | 9 | 6 | 7 | 9 | 18 | 15 | 19 |
| Rainy days | 5 | 2 | 8 | 18 | 11 | 21 | 25 | 24 | 21 | 13 | 13 | 8 |
| Snow days | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
The largest precipitation sum in Sannaeji is at