Average annual temperature is 13.4 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -16.3 °C
Number of sunny days: 189 days
Number of rainy days: 165 days
Number of snow days: 11 days
Look at detailed online map of Samseongi
* Weather data for Samseongi 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) | 14.3 | 12.0 | 23.9 | 25.8 | 31.7 | 33.7 | 33.6 | 34.6 | 30.2 | 22.6 | 24.7 | 18.1 |
| Average daytime temperature (°C) | 3.4 | 7.3 | 16.3 | 19.1 | 24.0 | 28.5 | 29.7 | 30.8 | 26.5 | 19.5 | 11.3 | 5.6 |
| Average temperature (°C) | -1.2 | 1.7 | 9.3 | 12.8 | 18.3 | 22.9 | 25.4 | 26.3 | 22.2 | 14.0 | 6.3 | 1.5 |
| Average night temperature (°C) | -5.3 | -2.5 | 3.3 | 7.3 | 13.2 | 18.2 | 22.1 | 22.8 | 18.6 | 9.2 | 1.7 | -2.2 |
| Absolute minimum temperature (°C) | -16.3 | -6.9 | -4.6 | 0.4 | 3.0 | 14.9 | 18.2 | 17.3 | 12.5 | 4.7 | -7.5 | -12.9 |
| 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 | 13.0 | 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 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.3 | 7.5 | 9.2 | 7.8 | 8.3 | 9.8 | 7.2 | 9.1 | 7.4 | 8.8 | 7.5 | 6.0 |
| Precipitation (mm) | 44 | 9 | 26 | 62 | 143 | 196 | 541 | 313 | 236 | 17 | 59 | 97 |
| Sunny days | 18 | 20 | 23 | 14 | 18 | 13 | 6 | 6 | 11 | 23 | 18 | 19 |
| Rainy days | 8 | 6 | 8 | 16 | 13 | 17 | 25 | 25 | 19 | 8 | 12 | 8 |
| Snow days | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The largest precipitation sum in Samseongi is at