Weather in Perth in September
In an average September, Perth sees a daily high around 19°C and a low around 10°C, based on 1980–2026 of local climate records.
| Average high | 19°C |
|---|---|
| Typical high range | 15°C to 23°C |
| Average low | 10°C |
| Typical low range | 6°C to 13°C |
| Average daily precipitation | 3 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
32°C
2023-09-27
Lowest
10°C
1999-09-03
Low
Highest
17°C
2015-09-09
Lowest
2°C
2008-09-21
Feels-like
Highest
36°C
2023-09-27
Lowest
-4°C
2008-09-21
Humidity
Highest
14.1 g/m³
2023-09-28
Lowest
5.7 g/m³
1985-09-01
Wind
Highest
50 km/h
1988-09-21
Lowest
8 km/h
1990-09-20
Gust
Highest
111 km/h
1988-09-21
Lowest
17 km/h
1989-09-30
Precip
Wettest
176 mm
2013
Driest
16 mm
2010
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