Seoul Weather in January
1.3°C high · -6.9°C low · 23 mm rain · 3.4h sun
Jan is a cool month in Seoul — not peak season, but a good time to avoid crowds.
January at a glance
| Metric | Value |
|---|---|
| Average high | 1.3°C |
| Average low | -6.9°C |
| Rainfall | 23 mm |
| Sunshine | 3.4 hours/day |
| Daylight | 9.7 hours |
What to pack in January
Pack a warm coat and layers for Seoul in January.
Seoul weather by month
JanFebMarAprMayJunJulAugSepOctNovDec
Frequently asked questions
What is the weather in Seoul in January?
Highs of 1.3°C and lows of -6.9°C, with about 23 mm of rain and 3.4 hours of sunshine per day.
Is January a good time to visit Seoul?
Jan is a cool month in Seoul — not peak season, but a good time to avoid crowds.
What to do in Seoul · Best time to visit Seoul
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.