S
M
T
W
T
F
S
30
85°
58°
31
82°
58°
1
80°
64°
2
82°
61°
3
84°
63°
4
81°
60°
5
73°
55°
6
72°
55°
7
73°
54°
8
73°
53°
9
74°
51°
10
80°
59°
11
78°
57°
12
78°
55°
13
71°
56°
14
73°
54°
15
65°
49°
16
65°
54°
17
72°
52°
18
71°
56°
19
75°
55°
20
75°
54°
21
66°
53°
22
63°
49°
23
61°
46°
24
62°
47°
25
69°
52°
26
71°
51°
27
73°
53°
28
72°
53°
29
72°
52°
30
68°
50°
1
69°
49°
2
66°
48°
3
62°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Barnesville
Barnesville's September 2026 forecast shows daily high temperatures ranging from 61° to 85°, with overnight lows between 46° and 64°. The average high for September is 72° with an average low of 54°. 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 Barnesville. See also: October | November | December.
