Average annual temperature is 14.9 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -10.6 °C
Number of sunny days: 196 days
Number of rainy days: 167 days
Number of snow days: 2 days
Look at detailed online map of Sŏnjin
* Weather data for Sŏnjin 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) | 17.2 | 14.1 | 24.1 | 25.8 | 26.8 | 30.8 | 32.9 | 35.8 | 31.1 | 24.2 | 26.4 | 19.1 |
| Average daytime temperature (°C) | 7.4 | 10.6 | 17.0 | 19.1 | 22.4 | 26.8 | 28.8 | 31.2 | 27.7 | 21.9 | 14.9 | 9.4 |
| Average temperature (°C) | 1.5 | 4.6 | 10.8 | 13.9 | 17.9 | 22.6 | 25.5 | 27.3 | 23.5 | 16.1 | 9.6 | 4.4 |
| Average night temperature (°C) | -3.2 | -0.2 | 5.7 | 9.1 | 14.4 | 19.3 | 22.9 | 24.3 | 20.2 | 11.3 | 5.1 | 0.4 |
| Absolute minimum temperature (°C) | -10.6 | -4.8 | -3.4 | 1.1 | 8.5 | 15.9 | 18.7 | 21.9 | 14.9 | 6.3 | -2.7 | -8.0 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 7.6 | 8.7 | 7.7 | 7.7 | 8.8 | 6.8 | 9.9 | 7.9 | 8.8 | 8.1 | 7.1 |
| Precipitation (mm) | 54 | 35 | 70 | 120 | 187 | 232 | 370 | 309 | 261 | 10 | 58 | 73 |
| Sunny days | 26 | 20 | 21 | 14 | 13 | 10 | 4 | 7 | 11 | 24 | 25 | 21 |
| Rainy days | 5 | 8 | 10 | 16 | 18 | 20 | 27 | 24 | 19 | 7 | 5 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Sŏnjin is at