Weather in Perth in December
In an average December, Perth sees a daily high around 27°C and a low around 18°C, based on 1980–2026 of local climate records.
| Average high | 27°C |
|---|---|
| Typical high range | 22°C to 32°C |
| Average low | 18°C |
| Typical low range | 15°C to 21°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
40°C
2021-12-26
Lowest
18°C
1998-12-01
Low
Highest
28°C
2021-12-26
Lowest
11°C
2002-12-01
Feels-like
Highest
50°C
2016-12-21
Lowest
11°C
2002-12-01
Humidity
Highest
18.0 g/m³
2010-12-23
Lowest
6.2 g/m³
1986-12-09
Wind
Highest
44 km/h
2017-12-17
Lowest
14 km/h
2006-12-19
Gust
Highest
72 km/h
1982-12-11
Lowest
28 km/h
1998-12-08
Precip
Wettest
88 mm
2011
Driest
0 mm
2023
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