Icheon Weather in January
Icheon in January averages 4°C (39°F) during the day and -7°C (19°F) at night. This is the driest month of the year, and part of the winter season.
Rainfall in Icheon in January
This is the driest month, making it a great choice for planning outdoor excursions, even if the weather is on the cooler side. The climate data from previous years indicates about 7 days of snow/rain, averaging 24 mm (0.9 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Icheon in January
In January, expect low temperatures in Icheon, with highs of 4°C (39°F) and lows of -7°C (19°F) at night. January is in the winter season. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. With lows of -7°C (19°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Since it's the coldest month of the year, you'll want to bundle up with extra layers and winter clothing.
Sunshine in Icheon in January
The area enjoys a moderate level of sunlight, with around 166 hours. It's a good balance between sunny and cloudy days.If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Icheon. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 Icheon's climate page.
Icheon Temperature in January
Min Temperature
-7°C (19°F)
Max Temperature
4°C (39°F)
Chance of Rain
25%
Precipitation
24 mm (0.9 in)
Rainy days
7 days
Humidity
66% *
Sunshine
166 hours *
Percentage Sunshine
52% *
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Icheon typically stay consistent throughout January, with daily highs averaging around 4°C (39°F). Nights are very cold, with lows typically ranging from -9°C (16°F) to -6°C (21°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 Icheon in January
Browse day-by-day weather records for Icheon spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Icheon historical weather extremes in January
Our historical data for Icheon spans 1976 to 2025, revealing these weather extremes.
- On January 14, 2002, temperatures climbed to 16°C (61°F), marking the warmest January day on record.
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 Icheon in January
Dress warmly and in layers for your trip to Icheon 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. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Icheon 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 Icheon's climate page.
Temperature Rainfall Sunshine Humidity
See the full Icheon climate overview or explore weather in South Korea.
