S
M
T
W
T
F
S
26
66°
45°
27
70°
46°
28
63°
46°
29
64°
46°
30
70°
52°
1
75°
46°
2
72°
50°
3
66°
54°
4
61°
54°
5
61°
52°
6
57°
46°
7
61°
45°
8
66°
46°
9
70°
46°
10
55°
41°
11
55°
36°
12
61°
37°
13
55°
45°
14
57°
43°
15
57°
43°
16
57°
39°
17
61°
48°
18
57°
46°
19
64°
52°
20
70°
54°
21
73°
54°
22
81°
55°
23
84°
63°
24
88°
59°
25
91°
68°
26
99°
64°
27
83°
57°
28
90°
63°
29
83°
63°
30
84°
61°
31
76°
62°
1
73°
57°
2
71°
52°
3
67°
52°
4
66°
51°
5
67°
52°
6
66°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Feltham
Feltham's May 2026 forecast shows daily high temperatures ranging from 66° to 99°, with overnight lows between 51° and 68°. The average high for May is 78° with an average low of 58°. 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 Feltham. See also: June | July | August.