S
M
T
W
T
F
S
26
70°
51°
27
75°
42°
28
80°
44°
29
77°
55°
30
70°
46°
1
71°
45°
2
72°
50°
3
77°
55°
4
75°
57°
5
69°
50°
6
74°
43°
7
77°
48°
8
84°
51°
9
89°
59°
10
89°
64°
11
90°
59°
12
90°
64°
13
88°
65°
14
84°
57°
15
83°
56°
16
82°
53°
17
79°
57°
18
79°
56°
19
82°
53°
20
81°
54°
21
81°
54°
22
81°
54°
23
81°
54°
24
84°
57°
25
82°
58°
26
82°
54°
27
88°
57°
28
85°
56°
29
87°
52°
30
88°
57°
31
94°
59°
1
93°
64°
2
97°
69°
3
91°
65°
4
91°
66°
5
89°
66°
6
92°
65°
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 85° to 97°, with overnight lows between 52° and 69°. The average high for May is 90° with an average low of 61°. 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.