S
M
T
W
T
F
S
30
80°
66°
31
80°
59°
1
78°
58°
2
73°
60°
3
73°
60°
4
74°
59°
5
72°
59°
6
72°
58°
7
73°
58°
8
73°
59°
9
72°
63°
10
72°
59°
11
75°
61°
12
75°
60°
13
76°
61°
14
75°
60°
15
73°
57°
16
72°
58°
17
69°
57°
18
70°
59°
19
72°
61°
20
Hist. Avg.
72°
58°
21
Hist. Avg.
71°
58°
22
Hist. Avg.
71°
58°
23
Hist. Avg.
71°
57°
24
Hist. Avg.
70°
57°
25
Hist. Avg.
70°
56°
26
Hist. Avg.
70°
56°
27
Hist. Avg.
69°
56°
28
Hist. Avg.
69°
55°
29
Hist. Avg.
69°
55°
30
Hist. Avg.
68°
55°
1
Hist. Avg.
68°
54°
2
Hist. Avg.
68°
54°
3
Hist. Avg.
67°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Saunderstown
Saunderstown's September 2026 forecast shows daily high temperatures ranging from 69° to 80°, with overnight lows between 57° and 66°. The average high for September is 74° with an average low of 60°. 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 Saunderstown. See also: October | November | December.