S
M
T
W
T
F
S
30
87°
67°
31
88°
72°
1
92°
73°
2
85°
71°
3
87°
73°
4
89°
72°
5
83°
66°
6
82°
63°
7
82°
61°
8
83°
60°
9
87°
68°
10
90°
75°
11
80°
67°
12
81°
67°
13
87°
73°
14
81°
60°
15
79°
55°
16
81°
60°
17
86°
68°
18
85°
71°
19
79°
65°
20
85°
70°
21
76°
64°
22
65°
58°
23
68°
56°
24
66°
51°
25
73°
54°
26
66°
58°
27
62°
58°
28
67°
61°
29
74°
60°
30
79°
59°
1
83°
63°
2
85°
63°
3
69°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in St. Michaels
St. Michaels'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 St. Michaels. See also: October | November | December.