S
M
T
W
T
F
S
30
73°
54°
31
77°
56°
1
78°
56°
2
78°
55°
3
77°
48°
4
76°
46°
5
69°
48°
6
70°
54°
7
71°
54°
8
76°
53°
9
75°
52°
10
73°
53°
11
75°
52°
12
75°
52°
13
74°
53°
14
74°
53°
15
75°
52°
16
75°
46°
17
73°
52°
18
71°
47°
19
72°
45°
20
67°
43°
21
64°
40°
22
63°
48°
23
64°
46°
24
68°
41°
25
62°
40°
26
62°
40°
27
64°
44°
28
68°
47°
29
68°
43°
30
67°
42°
1
61°
46°
2
61°
38°
3
63°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dalton
Dalton's September 2026 forecast shows daily high temperatures ranging from 61° to 78°, with overnight lows between 38° and 56°. The average high for September is 70° with an average low of 48°. 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 Dalton. See also: October | November | December.