S
M
T
W
T
F
S
31
84°
53°
1
87°
55°
2
88°
56°
3
88°
59°
4
82°
60°
5
78°
56°
6
73°
56°
7
80°
53°
8
82°
54°
9
83°
54°
10
85°
52°
11
83°
56°
12
77°
51°
13
61°
45°
14
69°
42°
15
78°
47°
16
80°
55°
17
78°
47°
18
75°
47°
19
74°
51°
20
77°
51°
21
78°
50°
22
76°
50°
23
66°
44°
24
72°
47°
25
77°
46°
26
78°
53°
27
79°
50°
28
64°
47°
29
69°
46°
30
73°
49°
1
72°
44°
2
76°
47°
3
81°
51°
4
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Elmo
Elmo's September 2025 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 Elmo. See also: October | November | December.