Average annual temperature is 12.8 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -17.5 °C
Number of sunny days: 192 days
Number of rainy days: 159 days
Number of snow days: 14 days
Look at detailed online map of Juam
* Weather data for Juam 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) | 11.5 | 12.4 | 22.4 | 23.7 | 30.7 | 32.8 | 32.5 | 33.8 | 29.3 | 21.3 | 23.9 | 15.2 |
| Average daytime temperature (°C) | 2.3 | 6.9 | 15.4 | 17.7 | 22.9 | 27.2 | 28.5 | 29.5 | 25.5 | 18.8 | 10.4 | 4.1 |
| Average temperature (°C) | -1.8 | 1.8 | 9.0 | 12.1 | 17.8 | 22.1 | 24.7 | 25.5 | 21.6 | 13.9 | 5.7 | 0.5 |
| Average night temperature (°C) | -5.4 | -1.9 | 3.7 | 7.1 | 12.9 | 18.0 | 21.7 | 22.3 | 18.3 | 10.0 | 1.5 | -2.6 |
| Absolute minimum temperature (°C) | -17.5 | -6.4 | -4.5 | 0.9 | 5.8 | 14.6 | 17.3 | 17.5 | 13.1 | 3.6 | -8.8 | -14.4 |
| 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 | 8.4 | 8.6 | 10.0 | 7.7 | 8.9 | 7.7 | 8.7 | 7.6 | 6.2 |
| Precipitation (mm) | 32 | 9 | 28 | 86 | 130 | 225 | 520 | 356 | 243 | 20 | 46 | 89 |
| Sunny days | 20 | 23 | 22 | 17 | 18 | 10 | 5 | 7 | 11 | 23 | 17 | 19 |
| Rainy days | 5 | 4 | 9 | 13 | 13 | 20 | 26 | 24 | 19 | 8 | 11 | 7 |
| Snow days | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 |
The largest precipitation sum in Juam is at