S
M
T
W
T
F
S
26
61°
49°
27
61°
53°
28
62°
50°
29
61°
50°
30
61°
51°
31
65°
54°
1
66°
52°
2
62°
51°
3
64°
50°
4
64°
49°
5
62°
50°
6
64°
49°
7
64°
49°
8
63°
48°
9
65°
50°
10
65°
49°
11
64°
52°
12
66°
54°
13
61°
54°
14
66°
53°
15
64°
52°
16
61°
51°
17
62°
53°
18
63°
52°
19
63°
50°
20
64°
52°
21
65°
53°
22
65°
49°
23
63°
53°
24
61°
50°
25
62°
52°
26
60°
51°
27
61°
53°
28
60°
52°
29
61°
52°
30
62°
51°
31
63°
52°
1
63°
51°
2
62°
50°
3
62°
50°
4
61°
48°
5
62°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Innerleithen
Innerleithen's August 2026 forecast shows daily high temperatures ranging from 60° to 66°, with overnight lows between 46° and 54°. The average high for August is 63° with an average low of 51°. 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 Innerleithen. See also: September | October | November.