S
M
T
W
T
F
S
26
67°
54°
27
66°
54°
28
67°
56°
29
68°
56°
30
69°
55°
31
70°
57°
1
70°
55°
2
67°
54°
3
63°
54°
4
63°
53°
5
64°
53°
6
63°
54°
7
63°
53°
8
64°
52°
9
64°
53°
10
65°
51°
11
64°
49°
12
64°
50°
13
65°
49°
14
63°
49°
15
63°
53°
16
65°
54°
17
67°
53°
18
67°
53°
19
66°
52°
20
67°
49°
21
65°
53°
22
66°
52°
23
64°
53°
24
65°
50°
25
64°
48°
26
62°
51°
27
62°
49°
28
63°
53°
29
66°
53°
30
66°
47°
31
65°
52°
1
65°
52°
2
61°
50°
3
64°
51°
4
61°
50°
5
62°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ambleside
Ambleside's August 2026 forecast shows daily high temperatures ranging from 61° to 70°, with overnight lows between 47° and 57°. The average high for August is 65° with an average low of 52°. 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 Ambleside. See also: September | October | November.