Weather in Sydney, New South Wales, Australia in October
In an average October, Sydney sees a daily high around 21°C and a low around 13°C, based on 1980–2026 of local climate records.
| Average high | 21°C |
|---|---|
| Typical high range | 17°C to 26°C |
| Average low | 13°C |
| Typical low range | 11°C to 16°C |
| Average daily precipitation | 3 mm |
October records
The most extreme October on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total October accumulation.
High
Highest
34°C
2025-10-22
Lowest
14°C
1992-10-21
Low
Highest
21°C
2008-10-03
Lowest
8°C
1989-10-04
Feels-like
Highest
33°C
1990-10-30
Lowest
4°C
2012-10-12
Humidity
Highest
16.0 g/m³
2005-10-31
Lowest
3.9 g/m³
1984-10-17
Wind
Highest
40 km/h
1981-10-03
Lowest
7 km/h
1990-10-01
Gust
Highest
96 km/h
1998-10-06
Lowest
17 km/h
1998-10-30
Precip
Wettest
168 mm
1987
Driest
5 mm
1988
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