S
M
T
W
T
F
S
26
56°
39°
27
63°
38°
28
64°
33°
29
61°
35°
30
65°
40°
1
64°
36°
2
62°
36°
3
67°
41°
4
68°
42°
5
69°
43°
6
69°
44°
7
70°
45°
8
70°
43°
9
69°
40°
10
63°
40°
11
60°
39°
12
64°
44°
13
68°
43°
14
64°
42°
15
68°
45°
16
72°
46°
17
73°
48°
18
72°
36°
19
68°
37°
20
65°
36°
21
66°
38°
22
65°
39°
23
66°
40°
24
63°
38°
25
66°
49°
26
72°
43°
27
73°
47°
28
68°
51°
29
74°
45°
30
80°
43°
31
68°
49°
1
74°
43°
2
77°
51°
3
80°
52°
4
79°
43°
5
75°
42°
6
69°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hatfield
Hatfield's May 2026 forecast shows daily high temperatures ranging from 56° to 80°, with overnight lows between 33° and 52°. The average high for May is 68° with an average low of 42°. 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 Hatfield. See also: June | July | August.