S
M
T
W
T
F
S
26
83°
65°
27
84°
65°
28
84°
64°
29
83°
64°
30
84°
65°
31
83°
65°
1
84°
64°
2
82°
64°
3
78°
63°
4
78°
64°
5
79°
64°
6
78°
63°
7
78°
61°
8
79°
58°
9
80°
62°
10
82°
63°
11
83°
63°
12
81°
62°
13
80°
61°
14
83°
58°
15
84°
60°
16
79°
62°
17
80°
61°
18
79°
62°
19
78°
61°
20
78°
57°
21
79°
55°
22
77°
55°
23
77°
56°
24
78°
55°
25
78°
55°
26
80°
61°
27
82°
56°
28
82°
59°
29
81°
61°
30
83°
59°
31
83°
56°
1
79°
56°
2
75°
59°
3
77°
59°
4
76°
54°
5
78°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Oldtown
Oldtown's August 2026 forecast shows daily high temperatures ranging from 75° to 84°, with overnight lows between 54° and 65°. The average high for August is 80° 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 Oldtown. See also: September | October | November.