S
M
T
W
T
F
S
30
63°
49°
31
63°
48°
1
69°
49°
2
73°
50°
3
72°
48°
4
74°
45°
5
73°
46°
6
74°
45°
7
73°
46°
8
74°
45°
9
68°
46°
10
69°
44°
11
70°
40°
12
66°
37°
13
59°
38°
14
63°
44°
15
66°
35°
16
66°
35°
17
57°
41°
18
61°
41°
19
65°
42°
20
67°
44°
21
69°
40°
22
69°
34°
23
61°
29°
24
56°
33°
25
60°
33°
26
61°
38°
27
64°
39°
28
65°
40°
29
68°
35°
30
60°
27°
1
52°
32°
2
55°
33°
3
55°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Prevo
Prevo's September 2026 forecast shows daily high temperatures ranging from 52° to 74°, with overnight lows between 27° and 50°. The average high for September is 65° with an average low of 40°. 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 Prevo. See also: October | November | December.