Weather in Newcastle in December
In an average December, Newcastle sees a daily high around 28°C and a low around 18°C, based on 1980–2026 of local climate records.
| Average high | 28°C |
|---|---|
| Typical high range | 22°C to 34°C |
| Average low | 18°C |
| Typical low range | 14°C to 21°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
42°C
2004-12-01
Lowest
17°C
2002-12-10
Low
Highest
27°C
2025-12-21
Lowest
10°C
1995-12-25
Feels-like
Highest
73°C
2004-12-01
Lowest
8°C
1995-12-25
Humidity
Highest
21.0 g/m³
2017-12-20
Lowest
5.4 g/m³
1993-12-27
Wind
Highest
34 km/h
2013-12-05
Lowest
7 km/h
2014-12-06
Gust
Highest
85 km/h
1990-12-23
Lowest
22 km/h
1990-12-03
Precip
Wettest
159 mm
2020
Driest
9 mm
2019
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