S
M
T
W
T
F
S
26
79°
49°
27
81°
47°
28
82°
54°
29
75°
65°
30
78°
66°
31
85°
64°
1
86°
59°
2
83°
67°
3
74°
65°
4
86°
59°
5
87°
57°
6
91°
63°
7
91°
70°
8
82°
68°
9
90°
63°
10
87°
66°
11
87°
61°
12
84°
60°
13
78°
60°
14
79°
58°
15
77°
57°
16
76°
57°
17
74°
58°
18
73°
59°
19
75°
60°
20
75°
60°
21
76°
61°
22
75°
58°
23
78°
63°
24
71°
59°
25
72°
60°
26
75°
62°
27
78°
63°
28
78°
59°
29
71°
56°
30
70°
54°
31
69°
53°
1
69°
53°
2
70°
54°
3
69°
58°
4
69°
60°
5
70°
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 69° to 90°, with overnight lows between 53° and 66°. The average high for August is 76° with an average low of 59°. 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.