Average annual temperature is 11.4 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: -19.7 °C
Number of sunny days: 187 days
Number of rainy days: 162 days
Number of snow days: 16 days
Look at detailed online map of Jeongjachon
* Weather data for Jeongjachon 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) | 10.9 | 12.0 | 20.9 | 22.2 | 28.9 | 31.2 | 31.8 | 32.2 | 28.0 | 19.8 | 23.0 | 14.9 |
| Average daytime temperature (°C) | 0.8 | 5.6 | 13.7 | 16.1 | 21.4 | 25.6 | 27.4 | 28.3 | 24.2 | 17.3 | 9.1 | 2.9 |
| Average temperature (°C) | -3.3 | 0.4 | 7.6 | 10.5 | 16.3 | 20.6 | 23.5 | 24.2 | 20.2 | 12.5 | 4.3 | -0.8 |
| Average night temperature (°C) | -6.9 | -3.2 | 2.3 | 5.7 | 11.4 | 16.5 | 20.6 | 21.0 | 17.1 | 8.7 | 0.0 | -4.0 |
| Absolute minimum temperature (°C) | -19.7 | -8.1 | -6.1 | -0.7 | 4.2 | 12.9 | 16.1 | 16.0 | 11.6 | 1.7 | -10.4 | -16.2 |
| 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 | 10.8 | 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) | 7.4 | 7.8 | 9.3 | 8.3 | 8.7 | 10.0 | 7.5 | 8.8 | 7.7 | 8.6 | 7.5 | 6.0 |
| Precipitation (mm) | 33 | 9 | 29 | 103 | 136 | 245 | 553 | 374 | 263 | 22 | 56 | 101 |
| Sunny days | 18 | 22 | 21 | 17 | 17 | 10 | 4 | 6 | 11 | 24 | 19 | 18 |
| Rainy days | 4 | 4 | 10 | 13 | 14 | 20 | 27 | 25 | 19 | 7 | 11 | 8 |
| Snow days | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
The largest precipitation sum in Jeongjachon is at