S
M
T
W
T
F
S
30
80°
63°
31
73°
65°
1
72°
61°
2
74°
63°
3
74°
64°
4
78°
63°
5
72°
59°
6
67°
57°
7
72°
60°
8
73°
58°
9
70°
57°
10
70°
61°
11
71°
61°
12
70°
60°
13
71°
59°
14
70°
54°
15
67°
58°
16
68°
57°
17
71°
58°
18
65°
56°
19
65°
57°
20
66°
57°
21
69°
58°
22
72°
58°
23
72°
57°
24
71°
56°
25
70°
56°
26
70°
57°
27
71°
56°
28
70°
55°
29
69°
54°
30
63°
51°
1
61°
52°
2
61°
53°
3
68°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in North Truro
North Truro's September 2026 forecast shows daily high temperatures ranging from 61° to 78°, with overnight lows between 51° and 64°. The average high for September is 69° with an average low of 57°. 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 Truro. See also: October | November | December.