Weather in Sydney, New South Wales, Australia in January
In an average January, Sydney sees a daily high around 25°C and a low around 19°C, based on 1980–2026 of local climate records.
| Average high | 25°C |
|---|---|
| Typical high range | 21°C to 30°C |
| Average low | 19°C |
| Typical low range | 17°C to 21°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
39°C
2013-01-18
Lowest
19°C
2016-01-06
Low
Highest
28°C
1983-01-09
Lowest
13°C
1997-01-02
Feels-like
Highest
41°C
2025-01-28
Lowest
12°C
2018-01-14
Humidity
Highest
20.7 g/m³
2023-01-29
Lowest
6.9 g/m³
2021-01-16
Wind
Highest
42 km/h
2025-01-17
Lowest
7 km/h
2004-01-16
Gust
Highest
82 km/h
2001-01-15
Lowest
21 km/h
2021-01-04
Precip
Wettest
202 mm
2026
Driest
8 mm
2009
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