S
M
T
W
T
F
S
26
91°
49°
27
83°
47°
28
86°
42°
29
73°
45°
30
68°
46°
1
58°
37°
2
74°
36°
3
82°
47°
4
88°
59°
5
73°
49°
6
72°
42°
7
78°
35°
8
87°
51°
9
94°
46°
10
77°
44°
11
82°
39°
12
100°
55°
13
100°
54°
14
97°
58°
15
99°
61°
16
100°
65°
17
96°
65°
18
94°
56°
19
74°
46°
20
70°
48°
21
79°
56°
22
87°
60°
23
86°
51°
24
87°
57°
25
89°
62°
26
76°
60°
27
82°
58°
28
89°
59°
29
87°
67°
30
93°
54°
31
98°
64°
1
96°
65°
2
87°
63°
3
72°
60°
4
81°
62°
5
84°
63°
6
91°
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 72° to 98°, with overnight lows between 54° and 65°. The average high for May is 88° with an average low of 62°. 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.