S
M
T
W
T
F
S
26
73°
62°
27
75°
64°
28
74°
61°
29
78°
61°
30
77°
64°
31
74°
58°
1
75°
63°
2
77°
64°
3
76°
57°
4
78°
56°
5
73°
57°
6
73°
58°
7
76°
57°
8
76°
58°
9
74°
59°
10
77°
61°
11
77°
57°
12
78°
58°
13
77°
63°
14
79°
64°
15
75°
62°
16
79°
56°
17
76°
55°
18
72°
56°
19
72°
56°
20
73°
57°
21
71°
55°
22
70°
60°
23
74°
62°
24
76°
61°
25
79°
54°
26
79°
52°
27
72°
52°
28
69°
53°
29
69°
54°
30
70°
56°
31
70°
60°
1
77°
61°
2
76°
58°
3
75°
54°
4
75°
59°
5
74°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in West Boothbay Harbor
West Boothbay Harbor's August 2026 forecast shows daily high temperatures ranging from 69° to 79°, with overnight lows between 52° and 64°. The average high for August is 75° with an average low of 58°. 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 West Boothbay Harbor. See also: September | October | November.