Weather in Belfast, Northern Ireland, United Kingdom in December
In an average December, Belfast sees a daily high around 8°C and a low around 5°C, based on 1981–2026 of local climate records.
| Average high | 8°C |
|---|---|
| Typical high range | 5°C to 11°C |
| Average low | 5°C |
| Typical low range | 2°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
13°C
1994-12-10
Lowest
1°C
1985-12-28
Low
Highest
12°C
1994-12-11
Lowest
-2°C
1981-12-12
Feels-like
Highest
12°C
1994-12-11
Lowest
-8°C
1981-12-19
Humidity
Highest
10.1 g/m³
1994-12-11
Lowest
3.8 g/m³
1981-12-10
Wind
Highest
105 km/h
1998-12-26
Lowest
7 km/h
1987-12-09
Precip
Wettest
198 mm
2015
Driest
45 mm
2010
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