Sydney Weather in January
In January, Sydney averages a high of 26°C (79°F) and a low of 20°C (68°F), based on 56 years of historical weather data from SYDNEY (OBSERVATORY HILL).
26°C
Average high
79°F
20°C
Average low
68°F
46°C
Record high
114°F · 2013
10°C
Record low
50°F · 1973
What to Expect in Sydney in January
Typical January days in Sydney reach 26°C (79°F) during the afternoon and cool to around 20°C (68°F) overnight. On average, measurable rain falls on about 40% of days this month. Over the past 56 years, January temperatures in Sydney have ranged from a record high of 46°C (2013) down to a record low of 10°C (1973).
For a day-by-day look or other months, see the full Sydney weather history.