S
M
T
W
T
F
S
26
70°
53°
27
68°
49°
28
75°
44°
29
78°
56°
30
74°
55°
1
66°
53°
2
59°
50°
3
69°
45°
4
72°
60°
5
77°
63°
6
78°
70°
7
76°
59°
8
65°
52°
9
73°
58°
10
76°
63°
11
77°
64°
12
76°
62°
13
74°
62°
14
78°
63°
15
80°
63°
16
79°
61°
17
77°
63°
18
77°
64°
19
78°
65°
20
83°
66°
21
81°
67°
22
77°
62°
23
76°
59°
24
76°
61°
25
77°
66°
26
78°
63°
27
78°
61°
28
79°
63°
29
78°
66°
30
80°
66°
31
79°
67°
1
80°
69°
2
82°
68°
3
80°
69°
4
81°
69°
5
81°
68°
6
82°
69°
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 65° to 83°, with overnight lows between 52° and 70°. The average high for May is 78° with an average low of 64°. 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.