Average annual temperature is 12.1 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -17.9 °C
Number of sunny days: 188 days
Number of rainy days: 167 days
Number of snow days: 10 days
Look at detailed online map of Jangmaru
* Weather data for Jangmaru 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) | 11.6 | 9.5 | 22.2 | 25.4 | 28.7 | 34.6 | 33.0 | 34.1 | 31.0 | 22.7 | 22.5 | 15.2 |
| Average daytime temperature (°C) | 1.7 | 5.9 | 13.9 | 17.5 | 23.0 | 26.6 | 29.0 | 29.3 | 26.4 | 19.2 | 9.2 | 3.7 |
| Average temperature (°C) | -3.4 | -0.1 | 7.0 | 11.6 | 17.3 | 21.7 | 25.3 | 25.4 | 21.8 | 13.5 | 4.4 | -0.7 |
| Average night temperature (°C) | -7.9 | -4.4 | 1.3 | 6.6 | 12.0 | 17.5 | 22.4 | 22.0 | 18.2 | 8.8 | 0.2 | -4.6 |
| Absolute minimum temperature (°C) | -17.9 | -7.1 | -5.0 | 0.3 | 4.0 | 13.7 | 18.8 | 16.9 | 11.6 | 3.4 | -7.7 | -15.1 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 7.1 | 8.6 | 9.1 | 7.1 | 9.4 | 9.3 | 7.9 | 8.1 | 7.9 | 8.4 | 6.7 | 6.2 |
| Precipitation (mm) | 41 | 2 | 15 | 105 | 172 | 157 | 291 | 289 | 112 | 23 | 91 | 75 |
| Sunny days | 20 | 25 | 25 | 11 | 21 | 9 | 7 | 6 | 10 | 19 | 15 | 20 |
| Rainy days | 4 | 3 | 6 | 19 | 10 | 21 | 24 | 25 | 20 | 12 | 13 | 10 |
| Snow days | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
The largest precipitation sum in Jangmaru is at