S
M
T
W
T
F
S
30
84°
57°
31
78°
61°
1
78°
57°
2
84°
65°
3
86°
65°
4
87°
61°
5
86°
57°
6
79°
54°
7
78°
54°
8
79°
61°
9
80°
57°
10
78°
54°
11
74°
51°
12
73°
50°
13
75°
57°
14
74°
50°
15
75°
49°
16
73°
48°
17
71°
49°
18
71°
49°
19
70°
48°
20
69°
48°
21
71°
49°
22
71°
49°
23
72°
51°
24
75°
55°
25
78°
55°
26
78°
47°
27
76°
52°
28
69°
56°
29
71°
49°
30
76°
51°
1
71°
52°
2
67°
45°
3
66°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Smithshire
Smithshire's September 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 45° and 65°. The average high for September is 76° with an average low of 53°. 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 Smithshire. See also: October | November | December.