S
M
T
W
T
F
S
26
55°
38°
27
56°
39°
28
60°
44°
29
62°
45°
30
62°
45°
1
63°
46°
2
63°
45°
3
60°
42°
4
58°
40°
5
57°
39°
6
59°
41°
7
58°
40°
8
59°
40°
9
61°
42°
10
62°
47°
11
66°
47°
12
65°
46°
13
62°
42°
14
61°
45°
15
61°
44°
16
60°
43°
17
60°
42°
18
61°
42°
19
60°
43°
20
60°
44°
21
59°
43°
22
64°
45°
23
63°
45°
24
63°
47°
25
66°
49°
26
66°
50°
27
68°
50°
28
70°
49°
29
70°
51°
30
69°
47°
31
70°
45°
1
68°
48°
2
67°
46°
3
66°
44°
4
68°
50°
5
69°
51°
6
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mildenhall
Mildenhall's May 2026 forecast shows daily high temperatures ranging from 55° to 70°, with overnight lows between 38° and 51°. The average high for May is 63° 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 Mildenhall. See also: June | July | August.