Average annual temperature is 12.1 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -17.8 °C
Number of sunny days: 191 days
Number of rainy days: 166 days
Number of snow days: 8 days
Look at detailed online map of Uppŏn-dong
* Weather data for Uppŏn-dong 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) | 13.7 | 12.7 | 21.3 | 23.7 | 30.0 | 31.5 | 33.5 | 33.8 | 28.1 | 21.3 | 23.1 | 14.9 |
| Average daytime temperature (°C) | 2.5 | 6.1 | 13.6 | 15.8 | 20.9 | 25.1 | 28.2 | 28.1 | 23.5 | 17.9 | 10.5 | 4.3 |
| Average temperature (°C) | -1.6 | 1.3 | 8.3 | 10.9 | 16.5 | 20.8 | 24.5 | 24.6 | 20.1 | 13.1 | 6.1 | 0.4 |
| Average night temperature (°C) | -5.1 | -2.1 | 3.8 | 6.6 | 12.7 | 17.2 | 21.8 | 21.8 | 17.3 | 9.0 | 2.0 | -2.9 |
| Absolute minimum temperature (°C) | -17.8 | -6.6 | -5.6 | 0.1 | 6.2 | 12.8 | 17.9 | 18.5 | 12.8 | 3.3 | -8.7 | -13.9 |
| 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 | 14.6 | 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) | 7.5 | 7.5 | 8.8 | 8.8 | 8.9 | 9.8 | 8.0 | 9.2 | 7.2 | 8.7 | 7.7 | 6.9 |
| Precipitation (mm) | 34 | 30 | 52 | 74 | 162 | 203 | 331 | 311 | 274 | 19 | 33 | 160 |
| Sunny days | 25 | 17 | 23 | 16 | 15 | 9 | 8 | 6 | 8 | 20 | 21 | 23 |
| Rainy days | 3 | 7 | 8 | 14 | 16 | 21 | 23 | 25 | 22 | 11 | 8 | 8 |
| Snow days | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The largest precipitation sum in Uppŏn-dong is at