S
M
T
W
T
F
S
30
91°
66°
31
89°
65°
1
89°
59°
2
82°
57°
3
80°
63°
4
87°
66°
5
88°
65°
6
89°
62°
7
88°
63°
8
86°
62°
9
86°
60°
10
85°
55°
11
77°
56°
12
78°
59°
13
81°
62°
14
84°
62°
15
84°
61°
16
80°
61°
17
80°
51°
18
79°
49°
19
74°
50°
20
73°
52°
21
75°
58°
22
79°
60°
23
81°
61°
24
82°
58°
25
83°
49°
26
80°
50°
27
72°
48°
28
71°
47°
29
71°
48°
30
71°
58°
1
82°
56°
2
Hist. Avg.
75°
51°
3
Hist. Avg.
74°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Meriden
Meriden's September 2026 forecast shows daily high temperatures ranging from 71° to 91°, with overnight lows between 47° and 66°. The average high for September is 81° with an average low of 58°. 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 Meriden. See also: October | November | December.
