S
M
T
W
T
F
S
30
91°
72°
31
93°
72°
1
95°
72°
2
97°
73°
3
97°
75°
4
96°
75°
5
99°
74°
6
97°
73°
7
82°
72°
8
89°
70°
9
91°
68°
10
91°
70°
11
91°
71°
12
83°
71°
13
88°
70°
14
90°
69°
15
89°
69°
16
89°
70°
17
87°
69°
18
83°
68°
19
80°
64°
20
82°
65°
21
82°
65°
22
81°
64°
23
79°
58°
24
82°
62°
25
81°
62°
26
80°
59°
27
81°
59°
28
81°
61°
29
82°
61°
30
82°
60°
1
80°
60°
2
80°
59°
3
79°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Woodstock
Woodstock's September 2026 forecast shows daily high temperatures ranging from 79° to 91°, with overnight lows between 58° and 71°. The average high for September is 83° 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 Woodstock. See also: October | November | December.