S
M
T
W
T
F
S
30
85°
64°
31
82°
69°
1
91°
71°
2
84°
72°
3
94°
73°
4
88°
66°
5
82°
59°
6
79°
62°
7
80°
61°
8
76°
59°
9
78°
60°
10
80°
62°
11
80°
61°
12
80°
61°
13
79°
60°
14
78°
56°
15
75°
60°
16
73°
60°
17
73°
54°
18
71°
51°
19
70°
52°
20
72°
56°
21
76°
58°
22
78°
59°
23
79°
59°
24
79°
58°
25
77°
55°
26
76°
56°
27
77°
57°
28
76°
57°
29
77°
56°
30
72°
51°
1
68°
48°
2
70°
54°
3
74°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Manchester
Manchester's September 2026 forecast shows daily high temperatures ranging from 68° to 94°, with overnight lows between 48° and 73°. The average high for September is 78° with an average low of 59°. 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 Manchester. See also: October | November | December.
