Weather in Cheonan in December
In an average December, Cheonan sees a daily high around 5°C and a low around -4°C, based on 1980–2026 of local climate records.
| Average high | 5°C |
|---|---|
| Typical high range | -1°C to 11°C |
| Average low | -4°C |
| Typical low range | -9°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
19°C
2023-12-09
Lowest
-7°C
1980-12-29
Low
Highest
10°C
2018-12-03
Lowest
-23°C
2000-12-28
Feels-like
Highest
8°C
2018-12-03
Lowest
-31°C
2000-12-28
Humidity
Highest
10.1 g/m³
2018-12-03
Lowest
1.1 g/m³
2005-12-17
Wind
Highest
34 km/h
1990-12-26
Lowest
5 km/h
1991-12-18
Gust
Highest
76 km/h
1990-12-01
Lowest
12 km/h
2013-12-24
Precip
Wettest
96 mm
2023
Driest
5 mm
1998
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