S
M
T
W
T
F
S
30
79°
54°
31
80°
54°
1
74°
56°
2
70°
61°
3
71°
62°
4
80°
58°
5
71°
55°
6
72°
55°
7
73°
56°
8
74°
58°
9
74°
59°
10
73°
59°
11
73°
54°
12
70°
55°
13
71°
57°
14
73°
57°
15
67°
56°
16
69°
57°
17
72°
56°
18
64°
54°
19
66°
50°
20
65°
55°
21
71°
57°
22
71°
56°
23
70°
55°
24
70°
55°
25
69°
54°
26
71°
55°
27
70°
54°
28
69°
53°
29
68°
50°
30
60°
48°
1
58°
44°
2
58°
52°
3
66°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Pemaquid
Pemaquid's September 2026 forecast shows daily high temperatures ranging from 58° to 80°, with overnight lows between 44° and 62°. The average high for September is 69° with an average low of 55°. 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 Pemaquid. See also: October | November | December.