Weather in Cardiff, Wales, United Kingdom in December
In an average December, Cardiff sees a daily high around 8°C and a low around 4°C, based on 1981–2026 of local climate records.
| Average high | 8°C |
|---|---|
| Typical high range | 3°C to 11°C |
| Average low | 4°C |
| Typical low range | -1°C to 8°C |
| Average daily precipitation | 3 mm |
December records
The most extreme December on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
14°C
1985-12-02
Lowest
-1°C
1981-12-23
Low
Highest
12°C
2015-12-19
Lowest
-6°C
2010-12-07
Feels-like
Highest
12°C
2015-12-19
Lowest
-16°C
1981-12-19
Humidity
Highest
10.2 g/m³
1985-12-02
Lowest
3.4 g/m³
1996-12-31
Wind
Highest
83 km/h
1993-12-08
Lowest
5 km/h
2024-12-27
Precip
Wettest
178 mm
2012
Driest
29 mm
2010
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