Weather in Sydney in January
In an average January, Sydney sees a daily high around 24°C and a low around 20°C, based on 1980–2026 of local climate records.
| Average high | 24°C |
|---|---|
| Typical high range | 21°C to 28°C |
| Average low | 20°C |
| Typical low range | 18°C to 22°C |
| Average daily precipitation | 3 mm |
January records
The most extreme January on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total January accumulation.
High
Highest
35°C
2013-01-18
Lowest
18°C
1990-01-16
Low
Highest
27°C
2017-01-30
Lowest
15°C
2012-01-11
Feels-like
Highest
53°C
2017-01-31
Lowest
16°C
1990-01-16
Humidity
Highest
21.2 g/m³
2019-01-26
Lowest
6.9 g/m³
2004-01-08
Wind
Highest
59 km/h
2025-01-17
Lowest
12 km/h
1997-01-31
Gust
Highest
91 km/h
2025-01-17
Lowest
21 km/h
2021-01-04
Precip
Wettest
240 mm
2016
Driest
10 mm
2009
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