S
M
T
W
T
F
S
26
83°
66°
27
82°
66°
28
82°
65°
29
82°
64°
30
79°
63°
31
75°
60°
1
74°
57°
2
73°
58°
3
74°
59°
4
74°
61°
5
75°
60°
6
75°
63°
7
74°
64°
8
75°
64°
9
76°
62°
10
78°
57°
11
75°
57°
12
79°
63°
13
76°
62°
14
81°
63°
15
83°
62°
16
78°
63°
17
78°
63°
18
82°
64°
19
80°
59°
20
78°
55°
21
73°
55°
22
74°
54°
23
74°
55°
24
75°
57°
25
79°
58°
26
79°
58°
27
80°
55°
28
77°
56°
29
76°
57°
30
77°
60°
31
80°
60°
1
79°
51°
2
76°
52°
3
70°
54°
4
72°
57°
5
74°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Damariscotta
Damariscotta's August 2026 forecast shows daily high temperatures ranging from 70° to 83°, with overnight lows between 51° and 66°. The average high for August is 77° with an average low of 60°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Damariscotta. See also: September | October | November.