S
M
T
W
T
F
S
26
83°
54°
27
84°
55°
28
84°
53°
29
82°
55°
30
80°
55°
1
82°
56°
2
84°
55°
3
85°
56°
4
85°
56°
5
83°
52°
6
78°
52°
7
84°
56°
8
82°
57°
9
82°
56°
10
85°
58°
11
86°
58°
12
87°
59°
13
87°
59°
14
86°
58°
15
87°
59°
16
86°
59°
17
86°
58°
18
88°
54°
19
89°
55°
20
88°
51°
21
87°
50°
22
85°
52°
23
89°
50°
24
89°
51°
25
88°
51°
26
87°
52°
27
90°
53°
28
90°
54°
29
93°
57°
30
95°
59°
31
96°
59°
1
95°
56°
2
93°
60°
3
96°
64°
4
96°
63°
5
97°
62°
6
97°
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 78° to 97°, with overnight lows between 50° and 64°. The average high for May is 88° with an average low of 56°. 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.