S
M
T
W
T
F
S
26
61°
41°
27
70°
37°
28
61°
43°
29
63°
46°
30
61°
46°
1
63°
37°
2
59°
45°
3
61°
43°
4
73°
41°
5
82°
54°
6
70°
52°
7
64°
48°
8
63°
41°
9
61°
50°
10
70°
48°
11
63°
46°
12
66°
39°
13
70°
54°
14
61°
50°
15
64°
50°
16
81°
45°
17
86°
61°
18
93°
63°
19
93°
70°
20
90°
63°
21
63°
54°
22
68°
54°
23
54°
46°
24
59°
50°
25
77°
55°
26
81°
52°
27
82°
64°
28
73°
55°
29
77°
50°
30
66°
45°
31
76°
53°
1
75°
50°
2
74°
48°
3
77°
51°
4
81°
55°
5
86°
61°
6
87°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hereford
Hereford's May 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 45° and 62°. The average high for May is 78° with an average low of 53°. 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 Hereford. See also: June | July | August.