Average annual temperature is 12.1 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -24.0 °C
Number of sunny days: 178 days
Number of rainy days: 173 days
Number of snow days: 14 days
Look at detailed online map of Joan-myeon
* Weather data for Joan-myeon 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 | 9.4 | 22.4 | 25.6 | 29.4 | 33.7 | 32.7 | 32.8 | 30.4 | 21.1 | 22.5 | 15.0 |
| Average daytime temperature (°C) | 0.8 | 5.6 | 14.0 | 17.4 | 23.0 | 26.1 | 28.6 | 29.1 | 25.6 | 18.1 | 8.9 | 3.4 |
| Average temperature (°C) | -4.0 | 0.2 | 7.5 | 11.8 | 17.6 | 21.6 | 25.1 | 25.5 | 21.7 | 13.7 | 4.6 | -0.5 |
| Average night temperature (°C) | -9.2 | -4.1 | 1.6 | 7.2 | 12.8 | 17.8 | 22.3 | 22.4 | 18.4 | 9.5 | 0.4 | -4.2 |
| Absolute minimum temperature (°C) | -24.0 | -8.0 | -5.0 | -0.2 | 4.7 | 13.9 | 19.0 | 17.0 | 11.6 | 3.6 | -8.2 | -15.7 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 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) | 7.2 | 8.3 | 9.2 | 7.4 | 9.0 | 9.2 | 7.6 | 8.2 | 7.5 | 8.1 | 7.0 | 6.0 |
| Precipitation (mm) | 42 | 1 | 19 | 104 | 141 | 217 | 446 | 338 | 161 | 30 | 114 | 83 |
| Sunny days | 18 | 24 | 23 | 14 | 20 | 9 | 3 | 7 | 8 | 18 | 15 | 19 |
| Rainy days | 5 | 2 | 8 | 16 | 11 | 21 | 28 | 24 | 22 | 13 | 13 | 10 |
| Snow days | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The largest precipitation sum in Joan-myeon is at