S
M
T
W
T
F
S
26
58°
43°
27
69°
39°
28
60°
43°
29
61°
51°
30
69°
44°
1
67°
37°
2
62°
43°
3
62°
43°
4
76°
56°
5
86°
62°
6
73°
53°
7
58°
45°
8
63°
49°
9
63°
50°
10
67°
50°
11
69°
53°
12
71°
52°
13
71°
55°
14
74°
56°
15
73°
55°
16
72°
57°
17
79°
60°
18
79°
62°
19
78°
62°
20
79°
61°
21
79°
62°
22
77°
54°
23
71°
54°
24
71°
55°
25
72°
57°
26
73°
56°
27
73°
56°
28
74°
58°
29
75°
57°
30
74°
62°
31
77°
65°
1
80°
65°
2
76°
62°
3
76°
63°
4
81°
66°
5
81°
66°
6
84°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Halethorpe
Halethorpe's May 2026 forecast shows daily high temperatures ranging from 58° to 86°, with overnight lows between 43° and 67°. The average high for May is 74° with an average low of 57°. 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 Halethorpe. See also: June | July | August.