Average annual temperature is 12.4 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -17.7 °C
Number of sunny days: 186 days
Number of rainy days: 170 days
Number of snow days: 9 days
Look at detailed online map of Osongjŏng
* Weather data for Osongjŏng 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) | 12.0 | 10.7 | 24.4 | 25.1 | 31.5 | 33.8 | 32.8 | 33.7 | 29.4 | 21.4 | 23.2 | 17.4 |
| Average daytime temperature (°C) | 1.7 | 5.9 | 14.8 | 18.0 | 23.8 | 27.3 | 28.7 | 29.7 | 25.6 | 18.7 | 10.0 | 4.4 |
| Average temperature (°C) | -2.9 | 0.6 | 8.0 | 12.1 | 17.9 | 21.9 | 24.8 | 25.4 | 21.6 | 13.5 | 5.3 | 0.4 |
| Average night temperature (°C) | -7.5 | -3.3 | 2.6 | 7.0 | 12.8 | 17.6 | 21.7 | 22.0 | 18.2 | 8.8 | 0.7 | -3.2 |
| Absolute minimum temperature (°C) | -17.7 | -7.4 | -4.2 | -0.7 | 5.0 | 14.1 | 19.2 | 16.9 | 12.3 | 3.2 | -8.4 | -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) | 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) | 7.3 | 7.9 | 9.4 | 7.6 | 8.4 | 9.8 | 7.4 | 8.7 | 7.3 | 8.2 | 7.1 | 5.7 |
| Precipitation (mm) | 27 | 2 | 25 | 74 | 129 | 134 | 416 | 275 | 281 | 19 | 72 | 77 |
| Sunny days | 18 | 24 | 23 | 15 | 20 | 11 | 5 | 8 | 8 | 19 | 16 | 19 |
| Rainy days | 8 | 4 | 8 | 15 | 11 | 19 | 26 | 23 | 22 | 12 | 14 | 8 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The largest precipitation sum in Osongjŏng is at