S
M
T
W
T
F
S
26
65°
45°
27
64°
43°
28
62°
46°
29
60°
45°
30
61°
46°
1
65°
47°
2
60°
46°
3
61°
45°
4
56°
39°
5
56°
40°
6
57°
40°
7
57°
39°
8
58°
40°
9
57°
44°
10
58°
44°
11
58°
41°
12
62°
45°
13
64°
45°
14
64°
44°
15
64°
47°
16
65°
47°
17
66°
48°
18
66°
48°
19
65°
47°
20
64°
45°
21
62°
46°
22
60°
44°
23
60°
46°
24
62°
48°
25
61°
49°
26
63°
49°
27
64°
48°
28
64°
47°
29
65°
47°
30
64°
49°
31
64°
47°
1
64°
50°
2
65°
49°
3
65°
44°
4
64°
44°
5
65°
45°
6
65°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Thames Ditton
Thames Ditton's May 2026 forecast shows daily high temperatures ranging from 56° to 66°, with overnight lows between 39° and 50°. The average high for May is 62° with an average low of 45°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Thames Ditton. See also: June | July | August.