Average annual temperature is 12.7 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -18.1 °C
Number of sunny days: 181 days
Number of rainy days: 172 days
Number of snow days: 12 days
Look at detailed online map of Opo-eup
* Weather data for Opo-eup 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) | 12.1 | 10.8 | 24.0 | 26.9 | 30.5 | 35.3 | 33.4 | 34.1 | 30.6 | 22.0 | 23.0 | 16.1 |
| Average daytime temperature (°C) | 2.1 | 6.2 | 15.2 | 18.4 | 23.8 | 27.0 | 29.1 | 29.7 | 26.0 | 18.8 | 9.7 | 4.3 |
| Average temperature (°C) | -2.7 | 0.8 | 8.2 | 12.4 | 18.0 | 22.0 | 25.4 | 25.7 | 22.1 | 13.8 | 5.0 | 0.3 |
| Average night temperature (°C) | -7.4 | -3.2 | 2.5 | 7.4 | 12.9 | 17.7 | 22.3 | 22.3 | 18.5 | 9.2 | 0.6 | -3.4 |
| Absolute minimum temperature (°C) | -18.1 | -7.0 | -3.8 | 0.8 | 5.5 | 13.8 | 20.4 | 17.3 | 12.5 | 3.7 | -7.9 | -14.6 |
| 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 | 14.4 | 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) | 7.1 | 8.2 | 9.2 | 7.8 | 8.6 | 9.4 | 7.3 | 8.5 | 7.4 | 8.1 | 7.0 | 5.9 |
| Precipitation (mm) | 34 | 1 | 16 | 101 | 136 | 209 | 434 | 289 | 203 | 50 | 149 | 83 |
| Sunny days | 21 | 25 | 23 | 11 | 21 | 10 | 7 | 6 | 7 | 18 | 16 | 16 |
| Rainy days | 5 | 2 | 8 | 19 | 10 | 20 | 24 | 25 | 23 | 13 | 13 | 10 |
| Snow days | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The largest precipitation sum in Opo-eup is at