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Weather in Daejeon for December 2025

Your guide to Daejeon weather in December - trends and predictions

    Official Weather Alert ⚠️

  • Heavy Snow Advisory - See hour by hour.

    • Snow Forecast ❄️

  • The climate of Daejeon in December is quite snowy, averaging 14 snowy days.
    According to Daejeon snow forecast for December 2025, 1 snowy day is expected until the end of the month at Saturday, 27 December.

    • Temperatures

  • Until now, December 2025 in Daejeon is slightly cooler than the historical average by -1.5 °C.

  • Expect cooler weather in the next days in Daejeon with the forecast suggesting a temperature of 5.7 °C, lower than the historical average.

  • In general, the average temperature in Daejeon at the beginning of December is 6.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 2 °C by the end of December.

Average dry days
12
Dry days
Average rainy days
5
Rainy days
Average snowy days
14
Snow days
Average temperatures
4°/-1°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Daejeon Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
10°
2
Light rain shower
9°
3
Cloudy
2°
4
Partly cloudy
3°
5
Light rain shower
6°
6
Light snow showers
6°
7
Moderate or heavy snow showers
8°
8
Partly cloudy
5°
9
Patchy rain possible
9°
10
Overcast
10°
11
Moderate rain
9°
12
Partly cloudy
7°
13
Partly cloudy
6°
14
Light rain
6°
15
Weather Alert Partly cloudy
4°
16
Weather Alert Overcast
7°
17
Partly cloudy
7°
18
Sunny
8°
19
Partly cloudy
10°
20
Partly cloudy
13°
21
Partly cloudy
9°
22
Moderate rain
9°
23
Patchy rain possible
5°
24
Partly cloudy
5°
25
Overcast
3°
26
Partly cloudy
2°
27
Light freezing rain
-1°
28
Sunny
-1°
29
Partly cloudy
4°
30
Light rain
4°
31
Light snow showers
3°

Temperatures trend during December in Daejeon

See the weather trend as well as the moving average line

December weather in Daejeon day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Overcast
Overcast
 10° /3° 0.1 mm 0 cm
2 Dec. Light rain shower
Light rain shower
 9° /0° 0.2 mm 0 cm
3 Dec. Cloudy
Cloudy
 2° /-4° 1 mm 0.7 cm
4 Dec. Partly cloudy
Partly cloudy
 3° /-4° 0.2 mm 0.1 cm
5 Dec. Light rain shower
Light rain shower
 6° /-3° 0.9 mm 0 cm
6 Dec. Light snow showers
Light snow showers
 6° /-1° 0.3 mm 0.1 cm
7 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 8° /2° 0.5 mm 0.3 cm
8 Dec. Partly cloudy
Partly cloudy
 5° /-1° 0 mm 0 cm
9 Dec. Patchy rain possible
Patchy rain possible
 9° /1° 0 mm 0 cm
10 Dec. Overcast
Overcast
 10° /2° 0 mm 0 cm
11 Dec. Moderate rain
Moderate rain
 9° /2° 8.3 mm 0 cm
12 Dec. Partly cloudy
Partly cloudy
 7° /0° 0.2 mm 0 cm
13 Dec. Partly cloudy
Partly cloudy
 6° /0° 3.6 mm 0.9 cm
14 Dec. Light rain
Light rain
 6° /0° 5 mm 0 cm
15 Dec. Partly cloudy
Partly cloudy
 4° /-4° 0 mm 0 cm
16 Dec. Overcast
Overcast
 7° /-2° 0.1 mm 0 cm
17 Dec. Partly cloudy
Partly cloudy
 7° /2° 0 mm 0 cm
18 Dec. Sunny
Sunny
 8° /1° 0 mm 0 cm
19 Dec. Partly cloudy
Partly cloudy
 10° /1° 0 mm 0 cm
20 Dec. Partly cloudy
Partly cloudy
 13° /5° 0 mm 0 cm
21 Dec. Partly cloudy
Partly cloudy
 9° /5° 0 mm 0 cm
22 Dec. Moderate rain
Moderate rain
 9° /6° 6.4 mm 0 cm
23 Dec. Patchy rain possible
Patchy rain possible
 5° /3° 0.5 mm 0 cm
24 Dec. Partly cloudy
Partly cloudy
 5° /-1° 0 mm 0 cm
25 Dec. Overcast
Overcast
 3° /-4° 0 mm 0 cm
26 Dec. Partly cloudy
Partly cloudy
 2° /-3° 0 mm 0 cm
27 Dec. Light freezing rain
Light freezing rain
 -1° /-4° 0.8 mm 0.5 cm
28 Dec. Sunny
Sunny
 -1° /-7° 0 mm 0 cm
29 Dec. Partly cloudy
Partly cloudy
 4° /-4° 0.1 mm 0 cm
30 Dec. Light rain
Light rain
 4° /-1° 3 mm 0 cm
31 Dec. Light snow showers
Light snow showers
 3° /-2° 1.1 mm 0.1 cm
Next
Important Notice
Our weather forecast for Daejeon in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Daejeon forecast closer to your planned date for the most up-to-date weather information.
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Daejeon in December - FAQ

What are the expected maximum and minimum temperatures in Daejeon during December?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Daejeon during December?
Moderate rainfall is anticipated in Daejeon during December, with a total of 59.1 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
Will it snow in Daejeon in December 2025?
Daejeon experiences an average snowfall of 10.795 cm during December, occurring over 14 days.
What are the typical wind conditions in Daejeon during December?
The average wind speed in Daejeon during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

Daejeon snow forecast December 2025

Track daily snowfall levels and discover Daejeon’s snowy potential this December ❄️
On average, Daejeon sees 14 snowy days during December, with approximately 10.8 cm of total snowfall.

December rainfall patterns in Daejeon

Explore the daily rainfall trends and prepare for Daejeons December weather 💧
Typically, Daejeon has 5 rainy days in December with a total of 59.1 mm of rainfall.

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Get accurate weather forecasts for Daejeon, located at latitude 36.349 and longitude 127.385. Stay updated with localized weather information tailored for Daejeon.

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