S
M
T
W
T
F
S
27
41°
36°
28
43°
37°
29
47°
37°
30
47°
36°
31
46°
35°
1
44°
37°
2
46°
37°
3
47°
36°
4
48°
36°
5
47°
35°
6
45°
34°
7
48°
31°
8
44°
36°
9
46°
38°
10
47°
36°
11
46°
35°
12
48°
37°
13
49°
36°
14
Hist. Avg.
42°
34°
15
Hist. Avg.
42°
34°
16
Hist. Avg.
42°
34°
17
Hist. Avg.
42°
34°
18
Hist. Avg.
42°
34°
19
Hist. Avg.
42°
34°
20
Hist. Avg.
42°
34°
21
Hist. Avg.
42°
34°
22
Hist. Avg.
42°
34°
23
Hist. Avg.
42°
34°
24
Hist. Avg.
42°
34°
25
Hist. Avg.
42°
34°
26
Hist. Avg.
42°
34°
27
Hist. Avg.
42°
34°
28
Hist. Avg.
42°
34°
29
Hist. Avg.
42°
34°
30
Hist. Avg.
42°
34°
31
Hist. Avg.
42°
34°
1
Hist. Avg.
42°
34°
2
Hist. Avg.
42°
34°
3
Hist. Avg.
42°
34°
4
Hist. Avg.
42°
34°
5
Hist. Avg.
42°
34°
6
Hist. Avg.
42°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Perth
Perth's January 2027 forecast shows daily high temperatures ranging from 41° to 49°, with overnight lows between 31° and 38°. The average high for January is 46° with an average low of 36°. 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 Perth. See also: February | March | April.
