S
M
T
W
T
F
S
26
59°
45°
27
61°
46°
28
55°
43°
29
61°
43°
30
66°
48°
1
64°
52°
2
59°
52°
3
54°
46°
4
N/A
5
55°
42°
6
53°
44°
7
57°
45°
8
58°
42°
9
56°
44°
10
57°
44°
11
56°
45°
12
58°
43°
13
57°
46°
14
57°
45°
15
57°
45°
16
58°
46°
17
58°
45°
18
57°
48°
19
58°
47°
20
58°
48°
21
59°
48°
22
58°
47°
23
59°
49°
24
59°
49°
25
60°
48°
26
59°
48°
27
58°
47°
28
58°
45°
29
59°
47°
30
59°
50°
31
60°
48°
1
60°
50°
2
61°
49°
3
62°
50°
4
61°
50°
5
63°
49°
6
61°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Mallusk
Mallusk's May 2026 forecast shows daily high temperatures ranging from 53° to 63°, with overnight lows between 42° and 51°. The average high for May is 58° with an average low of 47°. 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 Mallusk. See also: June | July | August.