S
M
T
W
T
F
S
30
77°
57°
31
78°
55°
1
71°
53°
2
69°
53°
3
69°
51°
4
70°
47°
5
72°
55°
6
76°
56°
7
77°
55°
8
77°
55°
9
76°
54°
10
75°
55°
11
75°
54°
12
76°
55°
13
75°
56°
14
75°
42°
15
66°
43°
16
67°
43°
17
68°
45°
18
68°
42°
19
65°
45°
20
64°
45°
21
70°
50°
22
73°
48°
23
72°
40°
24
66°
37°
25
62°
41°
26
68°
45°
27
70°
48°
28
70°
44°
29
66°
36°
30
60°
36°
1
59°
41°
2
64°
45°
3
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Underhill Center
Underhill Center's September 2026 forecast shows daily high temperatures ranging from 59° to 78°, with overnight lows between 36° and 57°. The average high for September is 70° with an average low of 48°. 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 Underhill Center. See also: October | November | December.
