Average annual temperature is 13.4 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 175 days
Number of rainy days: 178 days
Number of snow days: 12 days
Look at detailed online map of Onam-dong
* Weather data for Onam-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) | 13.0 | 10.1 | 25.0 | 26.1 | 28.7 | 34.8 | 31.6 | 33.7 | 30.2 | 22.8 | 22.5 | 15.9 |
| Average daytime temperature (°C) | 3.3 | 6.1 | 13.6 | 17.6 | 23.1 | 26.5 | 28.3 | 29.6 | 26.2 | 19.6 | 11.2 | 5.7 |
| Average temperature (°C) | -0.8 | 1.5 | 7.8 | 12.4 | 18.0 | 21.8 | 25.3 | 26.0 | 22.5 | 15.4 | 7.5 | 2.3 |
| Average night temperature (°C) | -4.7 | -2.0 | 2.9 | 8.1 | 13.6 | 18.1 | 22.9 | 22.9 | 19.4 | 11.4 | 3.5 | -1.2 |
| Absolute minimum temperature (°C) | -13.3 | -5.7 | -2.6 | 1.8 | 5.2 | 14.2 | 19.8 | 19.5 | 14.8 | 6.6 | -3.8 | -10.5 |
| 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) | 7.2 | 8.4 | 9.2 | 8.0 | 8.5 | 9.8 | 7.6 | 9.1 | 7.3 | 8.4 | 6.7 | 4.2 |
| Precipitation (mm) | 34 | 1 | 11 | 90 | 132 | 172 | 451 | 222 | 206 | 22 | 73 | 78 |
| Sunny days | 19 | 26 | 24 | 17 | 21 | 8 | 3 | 6 | 7 | 18 | 11 | 15 |
| Rainy days | 7 | 2 | 7 | 13 | 10 | 22 | 28 | 25 | 23 | 13 | 17 | 11 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 |
The largest precipitation sum in Onam-dong is at