S
M
T
W
T
F
S
26
61°
44°
27
73°
42°
28
64°
46°
29
66°
50°
30
66°
50°
1
66°
47°
2
63°
52°
3
62°
47°
4
76°
49°
5
86°
61°
6
72°
59°
7
68°
52°
8
71°
50°
9
68°
54°
10
80°
52°
11
63°
54°
12
70°
47°
13
78°
55°
14
67°
54°
15
68°
53°
16
85°
54°
17
89°
67°
18
96°
65°
19
98°
74°
20
97°
60°
21
66°
54°
22
66°
51°
23
56°
54°
24
67°
56°
25
73°
57°
26
72°
60°
27
74°
56°
28
75°
58°
29
74°
57°
30
78°
57°
31
81°
62°
1
84°
56°
2
76°
58°
3
72°
60°
4
74°
60°
5
78°
58°
6
77°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Runnemede
Runnemede's May 2026 forecast shows daily high temperatures ranging from 56° to 98°, with overnight lows between 51° and 74°. The average high for May is 76° 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 Runnemede. See also: June | July | August.