S
M
T
W
T
F
S
29
86°
64°
30
82°
68°
31
85°
69°
1
87°
71°
2
76°
69°
3
78°
65°
4
85°
70°
5
89°
68°
6
91°
70°
7
74°
66°
8
71°
63°
9
74°
62°
10
82°
67°
11
81°
66°
12
85°
68°
13
87°
70°
14
87°
71°
15
90°
70°
16
73°
64°
17
71°
64°
18
76°
63°
19
74°
66°
20
76°
60°
21
81°
61°
22
91°
69°
23
76°
68°
24
75°
66°
25
79°
64°
26
84°
68°
27
89°
73°
28
108°
69°
29
76°
67°
30
75°
67°
31
80°
69°
1
84°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Sydney
Sydney's January 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for January is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Sydney. See also: February | March | April.
