S
M
T
W
T
F
S
30
96°
71°
31
95°
71°
1
96°
70°
2
96°
71°
3
95°
71°
4
96°
72°
5
95°
71°
6
96°
69°
7
94°
63°
8
87°
62°
9
87°
63°
10
91°
65°
11
93°
68°
12
94°
66°
13
87°
67°
14
90°
68°
15
93°
61°
16
92°
59°
17
84°
58°
18
82°
59°
19
81°
57°
20
83°
56°
21
81°
57°
22
81°
56°
23
82°
56°
24
82°
61°
25
83°
63°
26
82°
64°
27
84°
64°
28
85°
63°
29
86°
59°
30
86°
57°
1
80°
58°
2
79°
52°
3
78°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Otis
West Otis's September 2026 forecast shows daily high temperatures ranging from 78° to 96°, with overnight lows between 52° and 72°. The average high for September is 88° with an average low of 63°. 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 West Otis. See also: October | November | December.