S
M
T
W
T
F
S
30
74°
61°
31
68°
62°
1
72°
66°
2
78°
59°
3
77°
53°
4
75°
51°
5
76°
52°
6
75°
52°
7
77°
47°
8
77°
52°
9
71°
63°
10
71°
49°
11
70°
42°
12
78°
45°
13
72°
46°
14
63°
41°
15
65°
40°
16
71°
49°
17
70°
46°
18
63°
38°
19
64°
39°
20
66°
38°
21
58°
39°
22
63°
40°
23
62°
48°
24
66°
47°
25
67°
46°
26
68°
44°
27
69°
47°
28
66°
45°
29
64°
46°
30
63°
44°
1
61°
47°
2
57°
42°
3
57°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Utterson
Utterson's September 2026 forecast shows daily high temperatures ranging from 57° to 70°, with overnight lows between 38° and 48°. The average high for September is 64° with an average low of 44°. 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 Utterson. See also: October | November | December.