S
M
T
W
T
F
S
30
78°
46°
31
69°
45°
1
68°
46°
2
70°
53°
3
70°
46°
4
69°
54°
5
69°
53°
6
75°
47°
7
72°
45°
8
66°
44°
9
67°
44°
10
66°
50°
11
67°
43°
12
69°
43°
13
65°
42°
14
64°
50°
15
69°
49°
16
69°
40°
17
72°
40°
18
61°
39°
19
60°
40°
20
61°
41°
21
61°
42°
22
58°
41°
23
58°
43°
24
61°
45°
25
63°
45°
26
66°
46°
27
66°
42°
28
67°
36°
29
58°
36°
30
56°
43°
1
57°
44°
2
61°
44°
3
63°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Eastman
Eastman's September 2026 forecast shows daily high temperatures ranging from 56° to 78°, with overnight lows between 36° and 54°. The average high for September is 65° 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 Eastman. See also: October | November | December.