S
M
T
W
T
F
S
30
69°
65°
31
N/A
1
86°
68°
2
85°
68°
3
80°
62°
4
78°
59°
5
74°
56°
6
71°
57°
7
74°
55°
8
71°
56°
9
72°
60°
10
74°
56°
11
69°
54°
12
70°
53°
13
67°
54°
14
68°
50°
15
70°
56°
16
73°
55°
17
72°
53°
18
65°
50°
19
69°
54°
20
73°
56°
21
73°
56°
22
72°
55°
23
73°
54°
24
72°
53°
25
71°
53°
26
70°
52°
27
71°
53°
28
71°
52°
29
69°
51°
30
65°
50°
1
65°
50°
2
68°
51°
3
69°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Campbellville
Campbellville's September 2026 forecast shows daily high temperatures ranging from 65° to 86°, with overnight lows between 50° and 68°. The average high for September is 72° with an average low of 55°. 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 Campbellville. See also: October | November | December.