Average annual temperature is 13.9 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -13.5 °C
Number of sunny days: 177 days
Number of rainy days: 180 days
Number of snow days: 8 days
Look at detailed online map of Sinsŏng
* Weather data for Sinsŏng 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) | 15.3 | 12.4 | 25.4 | 27.3 | 31.7 | 36.2 | 32.7 | 34.5 | 30.9 | 22.9 | 25.1 | 18.7 |
| Average daytime temperature (°C) | 4.9 | 8.1 | 17.1 | 19.8 | 24.5 | 28.7 | 29.1 | 30.6 | 26.8 | 20.5 | 12.7 | 7.2 |
| Average temperature (°C) | -0.3 | 2.1 | 9.2 | 13.3 | 18.4 | 22.9 | 25.5 | 26.5 | 22.6 | 14.8 | 8.0 | 3.2 |
| Average night temperature (°C) | -4.7 | -2.7 | 2.8 | 7.6 | 13.3 | 18.5 | 22.7 | 23.1 | 19.1 | 9.7 | 3.4 | -0.6 |
| Absolute minimum temperature (°C) | -13.5 | -6.8 | -5.1 | 0.3 | 4.4 | 13.8 | 20.6 | 17.7 | 13.5 | 4.3 | -4.6 | -10.6 |
| 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 | 14.3 | 13.5 | 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) | 7.3 | 7.5 | 9.0 | 7.8 | 8.4 | 9.8 | 7.1 | 9.4 | 7.6 | 8.6 | 6.9 | 5.6 |
| Precipitation (mm) | 52 | 8 | 26 | 82 | 169 | 244 | 677 | 351 | 214 | 22 | 79 | 141 |
| Sunny days | 20 | 21 | 22 | 15 | 13 | 11 | 2 | 6 | 11 | 24 | 16 | 16 |
| Rainy days | 9 | 7 | 9 | 15 | 18 | 19 | 29 | 25 | 19 | 7 | 13 | 10 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The largest precipitation sum in Sinsŏng is at