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Daejeon
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Daejeon Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-09
Daejeon year round climate
- Spring (March–May): 8.6–19.0°C on average, mild climate with gradually increasing rainfall. Common activities: enjoying spring scenery, flower viewing. Recommended clothing: light jacket, long-sleeved shirt, and umbrella.
- Summer (June–August): 23.9–27.1°C on average, hot and humid with heavy rainfall, especially in July. Common activities: escaping the heat, water activities. Recommended clothing: light and breathable clothing, sun hat, and umbrella.
- Autumn (September–November): 15.2–23.5°C on average, comfortable and pleasant climate with decreasing rainfall. Common activities: maple viewing, outdoor excursions. Recommended clothing: comfortable long-sleeved shirts and light jackets.
- Winter (December–February): -0.5–2.3°C on average, cold and dry with little snowfall. Common activities: indoor activities, skiing (requires travel to other areas). Recommended clothing: thick coat, hat, gloves, and scarf.
Daejeon climatological average
Annual average temperature: approx. 14.2°C / Annual rainfall: approx. 1535 mm / Summer humidity: 70%–80% / Rainiest month: July
Daejeon monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-0.5°C
25.7
February
2.3°C
33.3
March
8.6°C
52
April
14.9°C
52.7
May
19°C
109.3
June
23.9°C
114.3
July
26.5°C
485.3
August
27.1°C
303.3
September
23.5°C
201.7
October
15.2°C
70
November
8.9°C
40.3
December
0.7°C
47.7
Daejeon weather for the next seven days
12/1
Monday
Sunny
9.5°C/3.1°C
12/2
Tuesday
Sunny
2.8°C/-3°C
12/3
Wednesday
Moderate snow
-0.5°C/-6.2°C
12/4
Thursday
Light freezing rain
2.4°C/-5.5°C
12/5
Friday
Sunny
3.6°C/-4.1°C
12/6
Saturday
Partly Cloudy
6.7°C/-2.3°C
12/7
Sunday
Cloudy
12.4°C/3.6°C
