S
M
T
W
T
F
S
30
70°
47°
31
82°
54°
1
82°
53°
2
82°
47°
3
77°
45°
4
64°
41°
5
76°
49°
6
80°
50°
7
74°
48°
8
80°
51°
9
81°
50°
10
79°
49°
11
67°
39°
12
67°
43°
13
72°
44°
14
66°
37°
15
67°
45°
16
74°
46°
17
77°
48°
18
68°
38°
19
62°
37°
20
59°
35°
21
59°
35°
22
61°
34°
23
62°
34°
24
65°
38°
25
74°
44°
26
73°
46°
27
69°
42°
28
61°
36°
29
61°
33°
30
62°
35°
1
61°
40°
2
62°
38°
3
58°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Augusta
Augusta's September 2026 forecast shows daily high temperatures ranging from 58° to 82°, with overnight lows between 33° and 54°. The average high for September is 70° with an average low of 43°. 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 Augusta. See also: October | November | December.
