S
M
T
W
T
F
S
26
60°
44°
27
68°
51°
28
64°
50°
29
57°
39°
30
56°
38°
1
50°
36°
2
56°
32°
3
67°
45°
4
81°
49°
5
60°
46°
6
58°
42°
7
61°
36°
8
65°
43°
9
76°
49°
10
62°
45°
11
56°
44°
12
74°
44°
13
59°
44°
14
61°
53°
15
72°
60°
16
76°
62°
17
78°
68°
18
80°
64°
19
71°
51°
20
57°
47°
21
58°
51°
22
60°
53°
23
68°
58°
24
70°
60°
25
72°
61°
26
72°
60°
27
70°
53°
28
71°
58°
29
69°
58°
30
65°
55°
31
65°
52°
1
66°
50°
2
64°
50°
3
65°
52°
4
68°
60°
5
76°
62°
6
77°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Loop
Loop's May 2026 forecast shows daily high temperatures ranging from 57° to 80°, with overnight lows between 47° and 68°. The average high for May is 69° 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 Loop. See also: June | July | August.