S
M
T
W
T
F
S
30
64°
54°
31
63°
48°
1
62°
55°
2
62°
57°
3
64°
55°
4
61°
48°
5
60°
51°
6
65°
52°
7
59°
50°
8
59°
51°
9
59°
49°
10
58°
46°
11
59°
47°
12
60°
47°
13
59°
49°
14
58°
46°
15
58°
47°
16
57°
47°
17
57°
48°
18
59°
47°
19
57°
44°
20
55°
44°
21
56°
48°
22
58°
47°
23
59°
46°
24
55°
45°
25
56°
46°
26
57°
45°
27
58°
47°
28
58°
44°
29
57°
47°
30
58°
47°
1
58°
46°
2
57°
46°
3
57°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dowthwaitehead
Dowthwaitehead's September 2026 forecast shows daily high temperatures ranging from 55° to 65°, with overnight lows between 44° and 57°. The average high for September is 59° with an average low of 48°. 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 Dowthwaitehead. See also: October | November | December.