Average annual temperature is 13.3 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -15.9 °C
Number of sunny days: 188 days
Number of rainy days: 165 days
Number of snow days: 12 days
Look at detailed online map of Daejeon
* Weather data for Daejeon 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) | 14.1 | 11.8 | 25.0 | 28.0 | 31.6 | 35.2 | 32.9 | 34.0 | 29.8 | 22.0 | 23.6 | 17.5 |
| Average daytime temperature (°C) | 3.7 | 7.1 | 16.6 | 19.7 | 24.3 | 29.1 | 29.2 | 30.3 | 26.1 | 19.4 | 11.3 | 5.8 |
| Average temperature (°C) | -1.3 | 1.3 | 9.3 | 13.1 | 18.3 | 23.1 | 25.3 | 26.1 | 22.0 | 13.9 | 6.5 | 1.8 |
| Average night temperature (°C) | -5.7 | -3.2 | 2.8 | 7.5 | 12.9 | 18.1 | 22.2 | 22.4 | 18.4 | 9.1 | 1.8 | -2.1 |
| Absolute minimum temperature (°C) | -15.9 | -7.2 | -4.5 | 0.6 | 4.7 | 13.2 | 18.7 | 16.4 | 12.6 | 4.0 | -7.2 | -12.8 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.1 | 7.4 | 9.0 | 7.5 | 8.1 | 10.0 | 7.1 | 9.2 | 7.2 | 8.7 | 7.0 | 5.6 |
| Precipitation (mm) | 36 | 6 | 23 | 60 | 115 | 162 | 482 | 360 | 245 | 13 | 68 | 96 |
| Sunny days | 20 | 22 | 23 | 12 | 18 | 14 | 4 | 7 | 10 | 23 | 18 | 17 |
| Rainy days | 5 | 5 | 8 | 18 | 13 | 16 | 27 | 24 | 20 | 8 | 12 | 9 |
| Snow days | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
The best time to visit Daejeon during the most sunny months:
The largest precipitation sum in Daejeon is at