Average annual temperature is 13.7 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -15.1 °C
Number of sunny days: 210 days
Number of rainy days: 147 days
Number of snow days: 8 days
Look at detailed online map of Bosu
* Weather data for Bosu 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) | 12.6 | 14.5 | 24.6 | 26.8 | 34.0 | 35.2 | 34.2 | 35.4 | 30.5 | 22.6 | 25.4 | 16.3 |
| Average daytime temperature (°C) | 4.1 | 8.6 | 17.6 | 20.1 | 25.3 | 29.5 | 30.2 | 31.2 | 26.9 | 20.3 | 12.1 | 5.8 |
| Average temperature (°C) | -1.0 | 2.3 | 9.9 | 13.3 | 19.2 | 23.7 | 25.8 | 26.7 | 22.4 | 13.9 | 6.5 | 1.2 |
| Average night temperature (°C) | -5.4 | -2.6 | 3.0 | 6.8 | 13.3 | 18.5 | 22.3 | 23.0 | 18.5 | 8.6 | 1.4 | -2.8 |
| Absolute minimum temperature (°C) | -15.1 | -6.9 | -4.8 | -0.3 | 4.4 | 14.4 | 18.4 | 17.5 | 12.3 | 2.6 | -6.7 | -12.2 |
| 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 | 10.9 | 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) | 7.5 | 7.8 | 9.2 | 8.2 | 8.4 | 10.0 | 7.5 | 9.0 | 7.7 | 8.6 | 7.7 | 6.4 |
| Precipitation (mm) | 35 | 10 | 32 | 59 | 148 | 247 | 458 | 338 | 247 | 9 | 45 | 83 |
| Sunny days | 22 | 23 | 25 | 17 | 20 | 10 | 3 | 9 | 14 | 27 | 19 | 21 |
| Rainy days | 5 | 4 | 6 | 13 | 11 | 20 | 28 | 22 | 16 | 4 | 11 | 7 |
| Snow days | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The largest precipitation sum in Bosu is at