Average annual temperature is 15.2 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -10.9 °C
Number of sunny days: 195 days
Number of rainy days: 167 days
Number of snow days: 3 days
Look at detailed online map of Ŏsinaraettam
* Weather data for Ŏsinaraettam 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) | 16.0 | 13.6 | 23.6 | 25.5 | 25.3 | 30.2 | 33.7 | 34.7 | 30.5 | 24.8 | 26.5 | 19.4 |
| Average daytime temperature (°C) | 7.0 | 10.3 | 16.2 | 18.3 | 21.5 | 25.8 | 28.5 | 30.6 | 27.2 | 22.2 | 15.0 | 9.6 |
| Average temperature (°C) | 2.3 | 5.2 | 10.7 | 14.0 | 17.9 | 22.2 | 25.4 | 27.4 | 23.9 | 17.2 | 10.2 | 5.3 |
| Average night temperature (°C) | -1.8 | 1.2 | 6.4 | 10.3 | 14.9 | 19.5 | 23.2 | 24.9 | 21.2 | 13.0 | 6.0 | 1.7 |
| Absolute minimum temperature (°C) | -10.9 | -3.1 | -0.1 | 4.2 | 9.6 | 16.3 | 20.8 | 22.7 | 15.8 | 8.6 | -2.2 | -6.6 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.6 | 7.6 | 8.9 | 7.9 | 7.6 | 8.4 | 7.1 | 9.6 | 7.5 | 8.6 | 8.1 | 7.2 |
| Precipitation (mm) | 62 | 40 | 58 | 104 | 266 | 198 | 313 | 277 | 254 | 13 | 34 | 88 |
| Sunny days | 25 | 20 | 21 | 15 | 15 | 8 | 6 | 8 | 8 | 25 | 23 | 21 |
| Rainy days | 5 | 8 | 10 | 15 | 16 | 22 | 25 | 23 | 22 | 6 | 7 | 8 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Ŏsinaraettam is at