Weather in St Helens in December
In an average December, St Helens sees a daily high around 8°C and a low around 3°C, based on 1980–2026 of local climate records.
| Average high | 8°C |
|---|---|
| Typical high range | 3°C to 12°C |
| Average low | 3°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 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
16°C
2015-12-19
Lowest
-8°C
1981-12-12
Low
Highest
13°C
1994-12-11
Lowest
-15°C
1981-12-13
Feels-like
Highest
13°C
1994-12-11
Lowest
-28°C
1981-12-13
Humidity
Highest
10.7 g/m³
2015-12-19
Lowest
1.9 g/m³
1981-12-12
Wind
Highest
68 km/h
1997-12-24
Lowest
4 km/h
1987-12-10
Gust
Highest
126 km/h
1997-12-24
Lowest
9 km/h
1987-12-10
Precip
Wettest
203 mm
1993
Driest
29 mm
2010
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