S
M
T
W
T
F
S
30
95°
63°
31
95°
70°
1
98°
73°
2
98°
73°
3
98°
73°
4
99°
73°
5
96°
71°
6
95°
67°
7
92°
67°
8
91°
67°
9
92°
69°
10
92°
69°
11
88°
64°
12
83°
63°
13
88°
62°
14
82°
59°
15
80°
64°
16
79°
64°
17
81°
63°
18
85°
63°
19
86°
62°
20
85°
63°
21
84°
62°
22
85°
61°
23
85°
61°
24
86°
60°
25
85°
62°
26
85°
59°
27
84°
60°
28
84°
60°
29
83°
61°
30
84°
60°
1
83°
59°
2
83°
59°
3
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dawson Springs
Dawson Springs's September 2026 forecast shows daily high temperatures ranging from 79° to 99°, with overnight lows between 58° and 73°. The average high for September is 87° with an average low of 64°. 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 Dawson Springs. See also: October | November | December.