S
M
T
W
T
F
S
26
82°
64°
27
84°
62°
28
82°
63°
29
81°
60°
30
77°
63°
31
78°
63°
1
79°
64°
2
76°
64°
3
82°
63°
4
78°
63°
5
78°
61°
6
76°
59°
7
75°
58°
8
76°
62°
9
76°
56°
10
75°
55°
11
76°
61°
12
81°
64°
13
84°
63°
14
83°
62°
15
82°
61°
16
81°
63°
17
80°
62°
18
74°
61°
19
75°
61°
20
76°
60°
21
73°
58°
22
72°
57°
23
72°
60°
24
73°
60°
25
77°
61°
26
76°
60°
27
78°
61°
28
73°
49°
29
80°
53°
30
78°
56°
31
79°
58°
1
80°
59°
2
81°
58°
3
81°
53°
4
75°
48°
5
76°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rothsay
Rothsay's August 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 48° and 64°. The average high for August is 78° 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 Rothsay. See also: September | October | November.