S
M
T
W
T
F
S
26
50°
35°
27
52°
36°
28
52°
36°
29
53°
38°
30
53°
37°
1
55°
40°
2
55°
40°
3
54°
39°
4
60°
44°
5
64°
41°
6
57°
36°
7
55°
40°
8
64°
46°
9
67°
47°
10
67°
43°
11
57°
40°
12
58°
41°
13
62°
46°
14
58°
46°
15
57°
45°
16
59°
47°
17
59°
47°
18
65°
41°
19
64°
43°
20
64°
41°
21
63°
42°
22
62°
41°
23
63°
42°
24
61°
41°
25
64°
43°
26
66°
43°
27
65°
44°
28
68°
43°
29
65°
45°
30
67°
51°
31
65°
46°
1
65°
51°
2
66°
50°
3
67°
50°
4
68°
51°
5
70°
52°
6
69°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Freeport
Freeport's May 2026 forecast shows daily high temperatures ranging from 50° to 70°, with overnight lows between 35° and 52°. The average high for May is 61° with an average low of 43°. 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 Freeport. See also: June | July | August.