Average annual temperature is 13.4 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -15.3 °C
Number of sunny days: 190 days
Number of rainy days: 171 days
Number of snow days: 4 days
Look at detailed online map of Sinjeon
* Weather data for Sinjeon 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) | 15.5 | 13.8 | 22.3 | 26.1 | 29.4 | 31.3 | 33.0 | 32.9 | 28.7 | 22.0 | 24.6 | 17.9 |
| Average daytime temperature (°C) | 4.5 | 8.3 | 15.5 | 17.7 | 21.1 | 26.1 | 28.3 | 28.9 | 25.0 | 19.5 | 12.5 | 6.7 |
| Average temperature (°C) | 0.2 | 3.3 | 9.9 | 12.6 | 16.8 | 21.4 | 24.8 | 25.3 | 21.6 | 14.6 | 7.7 | 2.5 |
| Average night temperature (°C) | -3.5 | -0.4 | 5.4 | 8.2 | 13.0 | 17.8 | 21.9 | 22.4 | 18.9 | 10.8 | 3.3 | -0.9 |
| Absolute minimum temperature (°C) | -15.3 | -6.1 | -3.1 | 1.7 | 6.6 | 14.7 | 17.6 | 20.6 | 15.0 | 6.2 | -6.4 | -11.9 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 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) | 7.8 | 7.4 | 8.9 | 8.5 | 7.7 | 8.8 | 7.7 | 8.6 | 7.0 | 8.7 | 7.8 | 6.9 |
| Precipitation (mm) | 43 | 37 | 65 | 71 | 168 | 177 | 252 | 264 | 198 | 6 | 39 | 117 |
| Sunny days | 25 | 18 | 22 | 16 | 15 | 11 | 5 | 4 | 5 | 23 | 24 | 22 |
| Rainy days | 4 | 8 | 9 | 14 | 16 | 19 | 26 | 27 | 25 | 8 | 6 | 9 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sinjeon is at