Average annual temperature is 13.3 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -15.4 °C
Number of sunny days: 191 days
Number of rainy days: 162 days
Number of snow days: 12 days
Look at detailed online map of Sansŏngmi
* Weather data for Sansŏngmi 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) | 13.0 | 11.6 | 26.0 | 26.7 | 29.6 | 34.7 | 33.3 | 34.3 | 30.5 | 22.6 | 23.5 | 17.5 |
| Average daytime temperature (°C) | 3.3 | 6.7 | 15.1 | 18.2 | 23.6 | 27.8 | 28.9 | 30.5 | 26.3 | 19.6 | 11.0 | 5.3 |
| Average temperature (°C) | -1.0 | 1.4 | 8.5 | 12.6 | 18.1 | 22.4 | 25.2 | 26.1 | 22.4 | 14.9 | 6.8 | 1.7 |
| Average night temperature (°C) | -4.9 | -2.3 | 3.5 | 8.0 | 13.7 | 18.2 | 22.5 | 23.0 | 19.3 | 11.0 | 2.8 | -1.7 |
| Absolute minimum temperature (°C) | -15.4 | -5.8 | -2.9 | 2.0 | 7.5 | 14.9 | 19.5 | 19.2 | 14.7 | 6.4 | -5.6 | -13.9 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 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) | 7.3 | 7.8 | 9.3 | 7.9 | 8.2 | 10.0 | 7.2 | 9.1 | 7.1 | 8.5 | 6.9 | 5.1 |
| Precipitation (mm) | 29 | 2 | 38 | 63 | 152 | 182 | 454 | 218 | 307 | 19 | 58 | 94 |
| Sunny days | 19 | 25 | 25 | 15 | 20 | 15 | 3 | 7 | 9 | 23 | 16 | 14 |
| Rainy days | 7 | 3 | 6 | 15 | 11 | 15 | 28 | 24 | 21 | 8 | 14 | 10 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
The best time to visit Sansŏngmi during the most sunny months:
The largest precipitation sum in Sansŏngmi is at