S
M
T
W
T
F
S
30
83°
59°
31
83°
58°
1
82°
57°
2
83°
57°
3
81°
55°
4
79°
52°
5
79°
51°
6
81°
54°
7
82°
57°
8
83°
57°
9
83°
56°
10
82°
57°
11
82°
56°
12
83°
57°
13
81°
56°
14
83°
54°
15
82°
53°
16
81°
52°
17
80°
53°
18
72°
47°
19
71°
44°
20
72°
44°
21
78°
45°
22
78°
45°
23
77°
50°
24
78°
43°
25
74°
42°
26
74°
44°
27
75°
48°
28
77°
47°
29
74°
47°
30
71°
42°
1
73°
44°
2
76°
46°
3
76°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sugar Grove
Sugar Grove's September 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 42° and 59°. The average high for September is 79° with an average low of 51°. 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 Sugar Grove. See also: October | November | December.
