S
M
T
W
T
F
S
30
66°
55°
31
66°
54°
1
68°
54°
2
66°
59°
3
72°
63°
4
66°
55°
5
66°
52°
6
77°
57°
7
69°
54°
8
65°
49°
9
67°
50°
10
66°
55°
11
70°
48°
12
69°
60°
13
72°
56°
14
70°
56°
15
68°
51°
16
66°
52°
17
66°
52°
18
68°
53°
19
67°
52°
20
65°
53°
21
67°
53°
22
67°
52°
23
66°
53°
24
67°
51°
25
65°
48°
26
63°
48°
27
64°
46°
28
64°
49°
29
62°
50°
30
64°
50°
1
63°
45°
2
62°
50°
3
63°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sharpness
Sharpness's September 2026 forecast shows daily high temperatures ranging from 62° to 72°, with overnight lows between 45° and 60°. The average high for September is 66° 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 Sharpness. See also: October | November | December.