S
M
T
W
T
F
S
30
96°
59°
31
98°
62°
1
97°
71°
2
97°
73°
3
97°
70°
4
98°
71°
5
97°
70°
6
96°
69°
7
94°
70°
8
93°
69°
9
91°
71°
10
89°
66°
11
86°
61°
12
82°
59°
13
83°
60°
14
81°
58°
15
82°
63°
16
84°
62°
17
84°
62°
18
83°
61°
19
84°
63°
20
84°
62°
21
83°
62°
22
83°
61°
23
82°
60°
24
83°
60°
25
83°
59°
26
82°
60°
27
83°
59°
28
82°
59°
29
81°
60°
30
82°
59°
1
81°
58°
2
81°
59°
3
80°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Willow Springs
Willow Springs's September 2026 forecast shows daily high temperatures ranging from 80° to 98°, with overnight lows between 58° and 73°. The average high for September is 86° with an average low of 63°. 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 Willow Springs. See also: October | November | December.
