S
M
T
W
T
F
S
30
66°
56°
31
70°
56°
1
70°
55°
2
69°
52°
3
67°
53°
4
69°
55°
5
68°
50°
6
69°
53°
7
66°
52°
8
68°
54°
9
66°
53°
10
64°
51°
11
63°
48°
12
63°
50°
13
64°
49°
14
63°
53°
15
63°
53°
16
65°
52°
17
64°
53°
18
65°
48°
19
66°
47°
20
61°
51°
21
63°
50°
22
63°
47°
23
61°
46°
24
60°
50°
25
62°
52°
26
64°
51°
27
64°
46°
28
62°
45°
29
60°
44°
30
59°
45°
1
60°
44°
2
60°
45°
3
61°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Box Hill
Box Hill's September 2026 forecast shows daily high temperatures ranging from 59° to 70°, with overnight lows between 44° and 56°. The average high for September is 64° with an average low of 50°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Box Hill. See also: October | November | December.
