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