S
M
T
W
T
F
S
30
72°
59°
31
73°
57°
1
72°
50°
2
68°
54°
3
79°
64°
4
68°
55°
5
72°
52°
6
77°
55°
7
76°
56°
8
66°
49°
9
66°
49°
10
68°
55°
11
70°
50°
12
71°
58°
13
72°
55°
14
71°
55°
15
71°
51°
16
66°
52°
17
66°
53°
18
67°
52°
19
70°
53°
20
67°
53°
21
68°
53°
22
68°
52°
23
67°
53°
24
68°
52°
25
67°
50°
26
64°
50°
27
64°
51°
28
63°
50°
29
63°
50°
30
65°
49°
1
64°
45°
2
63°
50°
3
64°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wattisham
Wattisham's September 2026 forecast shows daily high temperatures ranging from 63° to 76°, with overnight lows between 45° and 58°. The average high for September is 67° with an average low of 52°. 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 Wattisham. See also: October | November | December.