Average annual temperature is 10.5 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -19.1 °C
Number of sunny days: 184 days
Number of rainy days: 164 days
Number of snow days: 17 days
Look at detailed online map of Oso
* Weather data for Oso 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) | 10.9 | 10.5 | 18.5 | 21.3 | 27.1 | 28.2 | 30.7 | 31.7 | 26.3 | 20.0 | 20.3 | 12.5 |
| Average daytime temperature (°C) | 0.4 | 4.7 | 12.2 | 14.3 | 19.3 | 23.9 | 26.4 | 27.1 | 22.8 | 16.3 | 8.4 | 2.4 |
| Average temperature (°C) | -3.6 | -0.2 | 6.4 | 9.4 | 14.7 | 19.3 | 22.7 | 23.3 | 19.1 | 11.6 | 3.9 | -1.4 |
| Average night temperature (°C) | -7.1 | -3.5 | 1.6 | 4.8 | 10.5 | 15.6 | 20.0 | 20.3 | 16.2 | 7.7 | 0.0 | -4.3 |
| Absolute minimum temperature (°C) | -19.1 | -8.5 | -7.3 | -2.1 | 3.8 | 12.1 | 16.0 | 16.3 | 11.2 | 1.1 | -10.3 | -16.0 |
| 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 | 11.2 | 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 | 7.8 | 9.1 | 8.7 | 8.9 | 10.0 | 7.8 | 9.3 | 7.6 | 8.8 | 7.7 | 6.7 |
| Precipitation (mm) | 31 | 14 | 40 | 92 | 157 | 190 | 421 | 239 | 213 | 17 | 52 | 106 |
| Sunny days | 21 | 19 | 24 | 14 | 19 | 7 | 3 | 6 | 13 | 21 | 17 | 20 |
| Rainy days | 3 | 3 | 7 | 16 | 12 | 23 | 28 | 25 | 17 | 10 | 12 | 8 |
| Snow days | 7 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
The largest precipitation sum in Oso is at