S
M
T
W
T
F
S
26
79°
63°
27
81°
59°
28
84°
64°
29
93°
63°
30
82°
63°
31
77°
63°
1
77°
59°
2
81°
61°
3
90°
63°
4
86°
66°
5
77°
61°
6
72°
55°
7
77°
55°
8
82°
55°
9
88°
59°
10
79°
63°
11
77°
59°
12
91°
63°
13
97°
66°
14
91°
66°
15
81°
66°
16
79°
63°
17
82°
64°
18
77°
66°
19
77°
61°
20
72°
61°
21
70°
57°
22
N/A
23
78°
56°
24
75°
61°
25
78°
62°
26
81°
64°
27
77°
60°
28
70°
58°
29
71°
56°
30
70°
57°
31
71°
54°
1
70°
52°
2
72°
53°
3
71°
54°
4
71°
52°
5
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Walton-on-Thames
Walton-on-Thames's August 2026 forecast shows daily high temperatures ranging from 70° to 81°, with overnight lows between 51° and 64°. The average high for August is 73° with an average low of 56°. 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 Walton-on-Thames. See also: September | October | November.