S
M
T
W
T
F
S
30
88°
50°
31
76°
47°
1
72°
50°
2
79°
44°
3
80°
47°
4
79°
55°
5
82°
56°
6
85°
48°
7
90°
44°
8
100°
53°
9
104°
61°
10
102°
67°
11
84°
36°
12
81°
39°
13
65°
32°
14
74°
28°
15
80°
30°
16
76°
44°
17
70°
37°
18
74°
34°
19
79°
33°
20
82°
34°
21
85°
44°
22
82°
38°
23
82°
34°
24
86°
34°
25
68°
39°
26
N/A
27
72°
39°
28
73°
27°
29
79°
29°
30
82°
34°
1
87°
34°
2
86°
37°
3
89°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Creston
Creston's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Creston. See also: October | November | December.