S
M
T
W
T
F
S
30
75°
55°
31
76°
49°
1
75°
48°
2
70°
48°
3
69°
49°
4
70°
48°
5
70°
48°
6
69°
50°
7
71°
49°
8
70°
47°
9
68°
48°
10
71°
51°
11
72°
52°
12
69°
50°
13
70°
46°
14
71°
48°
15
68°
50°
16
69°
48°
17
67°
47°
18
65°
48°
19
66°
47°
20
Hist. Avg.
64°
46°
21
Hist. Avg.
64°
46°
22
Hist. Avg.
64°
46°
23
Hist. Avg.
63°
46°
24
Hist. Avg.
63°
45°
25
Hist. Avg.
63°
45°
26
Hist. Avg.
62°
45°
27
Hist. Avg.
62°
45°
28
Hist. Avg.
62°
44°
29
Hist. Avg.
62°
44°
30
Hist. Avg.
61°
44°
1
Hist. Avg.
61°
44°
2
Hist. Avg.
61°
43°
3
Hist. Avg.
60°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Roachvale
Roachvale's September 2026 forecast shows daily high temperatures ranging from 65° to 76°, with overnight lows between 46° and 55°. The average high for September is 70° with an average low of 49°. 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 Roachvale. See also: October | November | December.