S
M
T
W
T
F
S
30
79°
54°
31
80°
53°
1
79°
51°
2
76°
59°
3
67°
63°
4
85°
62°
5
75°
56°
6
74°
51°
7
83°
51°
8
81°
54°
9
69°
48°
10
87°
68°
11
76°
51°
12
73°
43°
13
67°
56°
14
72°
47°
15
72°
41°
16
72°
52°
17
77°
55°
18
79°
52°
19
69°
45°
20
62°
40°
21
65°
46°
22
68°
41°
23
65°
38°
24
69°
44°
25
70°
56°
26
64°
54°
27
63°
54°
28
64°
48°
29
64°
51°
30
65°
53°
1
64°
51°
2
66°
46°
3
59°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Nobleboro
Nobleboro's September 2026 forecast shows daily high temperatures ranging from 59° to 70°, with overnight lows between 38° and 56°. The average high for September is 65° with an average low of 49°. 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 Nobleboro. See also: October | November | December.