S
M
T
W
T
F
S
30
92°
74°
31
92°
75°
1
91°
75°
2
92°
74°
3
91°
76°
4
92°
75°
5
90°
74°
6
91°
74°
7
91°
70°
8
86°
70°
9
88°
71°
10
90°
73°
11
89°
70°
12
89°
72°
13
88°
70°
14
89°
72°
15
88°
71°
16
88°
71°
17
89°
69°
18
89°
70°
19
85°
71°
20
87°
66°
21
85°
66°
22
83°
67°
23
82°
69°
24
83°
70°
25
83°
70°
26
87°
69°
27
87°
69°
28
86°
68°
29
85°
69°
30
83°
68°
1
84°
67°
2
85°
62°
3
81°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in North Shore
North Shore's September 2026 forecast shows daily high temperatures ranging from 81° to 92°, with overnight lows between 62° and 76°. The average high for September is 87° with an average low of 70°. 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 North Shore. See also: October | November | December.