Wonsan Weather in January
Wonsan in January sees very low temperatures, with highs around 1°C (34°F) and overnight lows of -8°C (18°F). It's the driest month of the year, with very little snow/rainfall to worry about.
Rainfall in Wonsan in January
Known for its least rainfall, this month is the driest of the year. It's a good time to be outdoors, even if the temperatures are a little cool. You can expect snow/rain on roughly 7 days based on historical data, averaging 36 mm (1.4 in) for the month. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.
Temperature in Wonsan in January
In January, Wonsan sees very low temperatures, with highs of 1°C (34°F). Nights drop to around -8°C (18°F). The month of January belongs to the winter season. It stays very cold throughout much of the day, so warm winter clothing is essential. With overnight lows of -8°C (18°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. This month tends to bring the coldest weather of the year, so be sure to pack enough warm clothing to stay comfortable.
Sunshine in Wonsan in January
Expect a lot of sunshine this month, with about 205 hours of sun. These sunny conditions help offset the cool temperatures, making it a pleasant month to explore outdoors.
Average water temperature in January
The water sits at 4°C (39°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.January in Wonsan has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit North Korea, check out our Wonsan's climate page.
Wonsan Temperature in January
Min Temperature
-8°C (18°F)
Max Temperature
1°C (34°F)
Water Temperature
4°C (39°F)
Chance of Rain
22%
Precipitation
36 mm (1.4 in)
Rainy days
7 days
Humidity
53%
Sunshine
205 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Wonsan typically stay consistent throughout January, with daily highs averaging around 1°C (34°F). Nights are very cold, with lows typically ranging from -7°C (19°F) to -5°C (23°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 Wonsan in January
Browse day-by-day weather records for Wonsan spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Wonsan historical weather extremes in January
Based on 49 years of weather observations in Wonsan between 1976 and 2025, these are the recorded extremes.
- The warmest day in January was on January 12, 2002, with a maximum of 14°C (57°F).
- The lowest daytime temperature in January was -12°C (10°F), recorded on January 8, 2021.
- Nighttime temperatures dropped to -21°C (-6°F) on January 4, 1977, marking the coldest January night on record.
Best Places in North Korea in January
Find out more about the weather in North Korea and which places have the best travel conditions in this month. See all of North Korea in January →
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What to Wear in Wonsan in January
We recommend to layer up for chilly conditions in Wonsan in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Some rain is possible, so pack something to handle light showers. Expect water temperatures of around 4°C (39°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Wonsan 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 North Korea, check out our Wonsan's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Wonsan climate overview or explore weather in North Korea.
