Daejeon Weather in January
Daejeon in January sees low daytime temperatures of 5°C (41°F) and nighttime lows of -5°C (23°F). With just 28 mm (1.1 in) of snow/rainfall on average, it's the driest month of the year.
Rainfall in Daejeon in January
The risk of rain is at its lowest this month, making it a reliable choice for outdoor plans, even if temperatures are on the cooler side. Typically, you can expect about 9 days of snow/rain this month, with 28 mm (1.1 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Daejeon in January
Daejeon in January gets highs of 5°C (41°F) during the day and drops to -5°C (23°F) at night. Winter occurs in January. It stays very cold throughout much of the day, so warm winter clothing is essential. With overnight lows of -5°C (23°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. It's generally the coldest month of the year, making it essential to pack warm layers and winter accessories.
Sunshine in Daejeon in January
You can expect a moderate amount of sunlight, with approximately 165 hours. This means a pleasant mix of sun and overcast.
Wind Speed in Daejeon in January
Average wind conditions reach () in January. This results in mostly calm, still weather and is ideal for most activities. While this is an average, conditions can vary slightly from completely calm to occasionally breezy days.If you prefer dry days with pleasant temperatures, April, May and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Daejeon's climate page.
Daejeon Temperature in January
Min Temperature
-5°C (23°F)
Max Temperature
5°C (41°F)
Chance of Rain
30%
Precipitation
28 mm (1.1 in)
Rainy days
9 days
Humidity
6358%
Windspeed
()
Sunshine
165 hours
Percentage Sunshine
52%
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Daejeon typically stay consistent throughout January, with daily highs averaging around 5°C (41°F). Nights are very cold, with lows typically ranging from -9°C (16°F) to -7°C (19°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Daejeon in January
Browse day-by-day weather records for Daejeon spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Daejeon historical weather extremes in January
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Daejeon.
- On January 14, 2002, temperatures climbed to 16°C (61°F), marking the warmest January day on record.
- On January 24, 2016, Daejeon saw its coldest January day with temperatures maxing out at -10°C (14°F).
Best Places in South Korea in January
Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in January →
perfect weather
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What to Wear in Daejeon in January
Dress warmly and in layers for your trip to Daejeon in January. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Light rain is possible, so consider bringing a small umbrella or rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Daejeon in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Daejeon's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Daejeon climate overview or explore weather in South Korea.
