S
M
T
W
T
F
S
30
75°
64°
31
85°
70°
1
90°
73°
2
93°
74°
3
86°
68°
4
78°
68°
5
77°
65°
6
76°
66°
7
78°
63°
8
74°
62°
9
79°
66°
10
75°
62°
11
74°
60°
12
77°
64°
13
78°
63°
14
78°
64°
15
78°
65°
16
77°
64°
17
77°
63°
18
73°
62°
19
77°
63°
20
78°
64°
21
78°
64°
22
77°
63°
23
78°
63°
24
78°
62°
25
77°
61°
26
77°
60°
27
76°
61°
28
76°
60°
29
75°
59°
30
74°
58°
1
73°
58°
2
74°
59°
3
74°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Berlin Heights
Berlin Heights's September 2026 forecast shows daily high temperatures ranging from 73° to 93°, with overnight lows between 58° and 74°. The average high for September is 78° with an average low of 63°. 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 Berlin Heights. See also: October | November | December.