S
M
T
W
T
F
S
26
55°
47°
27
68°
39°
28
68°
40°
29
69°
45°
30
71°
51°
1
68°
38°
2
59°
46°
3
64°
42°
4
79°
40°
5
84°
58°
6
72°
63°
7
70°
45°
8
71°
41°
9
78°
50°
10
84°
53°
11
64°
42°
12
72°
38°
13
77°
50°
14
66°
48°
15
72°
51°
16
84°
64°
17
90°
67°
18
94°
66°
19
94°
67°
20
92°
65°
21
74°
56°
22
70°
58°
23
75°
58°
24
79°
57°
25
81°
61°
26
82°
61°
27
85°
57°
28
83°
61°
29
77°
62°
30
83°
62°
31
82°
61°
1
77°
59°
2
78°
58°
3
77°
56°
4
77°
57°
5
80°
63°
6
86°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hampstead
Hampstead's May 2026 forecast shows daily high temperatures ranging from 66° to 94°, with overnight lows between 48° and 67°. The average high for May is 81° with an average low of 60°. 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 Hampstead. See also: June | July | August.