Weather in Seoul in December
In an average December, Seoul sees a daily high around 4°C and a low around -5°C, based on 1980–2026 of local climate records.
| Average high | 4°C |
|---|---|
| Typical high range | -2°C to 10°C |
| Average low | -5°C |
| Typical low range | -10°C to 1°C |
| Average daily precipitation | 0 mm |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
17°C
2023-12-09
Lowest
-10°C
1980-12-29
Low
Highest
8°C
1990-12-07
Lowest
-19°C
2001-12-30
Feels-like
Highest
6°C
1992-12-06
Lowest
-29°C
1990-12-26
Humidity
Highest
9.2 g/m³
2018-12-03
Lowest
0.7 g/m³
2005-12-17
Wind
Highest
33 km/h
1995-12-24
Lowest
4 km/h
1989-12-23
Gust
Highest
80 km/h
2016-12-21
Lowest
10 km/h
1989-12-23
Precip
Wettest
80 mm
2023
Driest
6 mm
2024
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