S
M
T
W
T
F
S
30
91°
62°
31
93°
66°
1
95°
67°
2
97°
69°
3
98°
69°
4
99°
71°
5
95°
72°
6
86°
66°
7
86°
59°
8
90°
64°
9
93°
70°
10
82°
70°
11
81°
69°
12
79°
67°
13
86°
65°
14
82°
62°
15
91°
68°
16
89°
69°
17
85°
65°
18
78°
56°
19
76°
57°
20
70°
52°
21
74°
53°
22
76°
53°
23
77°
55°
24
78°
54°
25
80°
59°
26
81°
58°
27
80°
59°
28
80°
59°
29
79°
58°
30
78°
59°
1
73°
56°
2
74°
56°
3
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Harrodsburg
Harrodsburg's September 2026 forecast shows daily high temperatures ranging from 70° to 91°, with overnight lows between 52° and 69°. The average high for September is 79° with an average low of 59°. 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 Harrodsburg. See also: October | November | December.