S
M
T
W
T
F
S
26
83°
65°
27
84°
60°
28
82°
59°
29
83°
61°
30
86°
63°
31
83°
61°
1
84°
65°
2
87°
65°
3
88°
60°
4
82°
59°
5
83°
60°
6
82°
62°
7
82°
62°
8
81°
59°
9
83°
63°
10
86°
64°
11
81°
64°
12
85°
65°
13
83°
65°
14
82°
64°
15
86°
64°
16
87°
57°
17
81°
58°
18
81°
60°
19
80°
60°
20
80°
56°
21
81°
56°
22
80°
58°
23
85°
60°
24
86°
62°
25
87°
61°
26
86°
56°
27
82°
55°
28
78°
54°
29
78°
55°
30
80°
57°
31
82°
60°
1
84°
60°
2
84°
59°
3
83°
57°
4
83°
60°
5
82°
59°
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 78° to 88°, with overnight lows between 54° and 65°. The average high for August is 83° 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.