Average annual temperature is 11.7 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: -19.3 °C
Number of sunny days: 172 days
Number of rainy days: 170 days
Number of snow days: 23 days
Look at detailed online map of Janjil
* Weather data for Janjil 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) | 12.9 | 11.6 | 21.7 | 22.4 | 28.9 | 29.9 | 33.0 | 33.2 | 28.6 | 20.3 | 23.0 | 16.2 |
| Average daytime temperature (°C) | 0.5 | 5.7 | 13.7 | 16.5 | 21.7 | 25.7 | 28.4 | 29.2 | 25.0 | 17.4 | 9.1 | 3.3 |
| Average temperature (°C) | -3.7 | 0.4 | 7.5 | 10.8 | 16.6 | 20.8 | 24.3 | 24.9 | 20.8 | 12.8 | 4.7 | -0.4 |
| Average night temperature (°C) | -8.2 | -3.5 | 2.1 | 5.8 | 11.8 | 16.6 | 21.3 | 21.6 | 17.3 | 8.9 | 0.4 | -3.7 |
| Absolute minimum temperature (°C) | -19.3 | -8.7 | -5.9 | -1.6 | 4.1 | 11.5 | 17.5 | 16.1 | 10.9 | 2.1 | -9.7 | -15.9 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.7 | 14.4 | 13.5 | 12.4 | 11.2 | 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) | 7.1 | 7.7 | 9.2 | 8.2 | 8.9 | 10.0 | 7.6 | 8.9 | 7.4 | 8.3 | 7.4 | 5.9 |
| Precipitation (mm) | 44 | 6 | 33 | 79 | 130 | 163 | 490 | 324 | 277 | 25 | 71 | 100 |
| Sunny days | 18 | 21 | 21 | 13 | 16 | 8 | 5 | 7 | 7 | 22 | 17 | 17 |
| Rainy days | 4 | 2 | 10 | 17 | 15 | 22 | 26 | 24 | 23 | 9 | 11 | 7 |
| Snow days | 9 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 7 |
The largest precipitation sum in Janjil is at