S
M
T
W
T
F
S
30
88°
69°
31
87°
63°
1
84°
62°
2
81°
64°
3
81°
63°
4
82°
63°
5
81°
62°
6
80°
62°
7
79°
63°
8
80°
65°
9
80°
62°
10
78°
62°
11
79°
63°
12
81°
62°
13
80°
61°
14
78°
60°
15
77°
63°
16
78°
59°
17
77°
60°
18
76°
60°
19
76°
64°
20
77°
64°
21
Hist. Avg.
75°
51°
22
Hist. Avg.
75°
51°
23
Hist. Avg.
74°
50°
24
Hist. Avg.
74°
50°
25
Hist. Avg.
73°
50°
26
Hist. Avg.
73°
49°
27
Hist. Avg.
72°
49°
28
Hist. Avg.
72°
48°
29
Hist. Avg.
72°
48°
30
Hist. Avg.
71°
48°
1
Hist. Avg.
71°
47°
2
Hist. Avg.
70°
47°
3
Hist. Avg.
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Roxborough
Roxborough's September 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 59° and 69°. The average high for September is 80° with an average low of 63°. 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 Roxborough. See also: October | November | December.