Weather in Sydney, New South Wales, Australia in September
In an average September, Sydney sees a daily high around 19°C and a low around 11°C, based on 1980–2026 of local climate records.
| Average high | 19°C |
|---|---|
| Typical high range | 16°C to 24°C |
| Average low | 11°C |
| Typical low range | 9°C to 14°C |
| Average daily precipitation | 0 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
31°C
2023-09-20
Lowest
13°C
1994-09-21
Low
Highest
21°C
2023-09-20
Lowest
5°C
1995-09-08
Feels-like
Highest
29°C
1998-09-30
Lowest
1°C
1991-09-12
Humidity
Highest
14.5 g/m³
2004-09-29
Lowest
4.4 g/m³
1994-09-20
Wind
Highest
45 km/h
1981-09-27
Lowest
6 km/h
1995-09-16
Gust
Highest
95 km/h
1980-09-15
Lowest
17 km/h
2016-09-02
Precip
Wettest
148 mm
1995
Driest
1 mm
2017
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