Seoul Weather in January
In January, Seoul averages a high of 2°C (35°F) and a low of -8°C (18°F), based on 51 years of historical weather data from SEOUL CITY.
2°C
Average high
35°F
-8°C
Average low
18°F
16°C
Record high
60°F · 2002
-26°C
Record low
-14°F · 1986
What to Expect in Seoul in January
Typical January days in Seoul reach 2°C (35°F) during the afternoon and cool to around -8°C (18°F) overnight. On average, measurable rain falls on about 19% of days this month. Over the past 51 years, January temperatures in Seoul have ranged from a record high of 16°C (2002) down to a record low of -26°C (1986).
For a day-by-day look or other months, see the full Seoul weather history.