S
M
T
W
T
F
S
26
69°
49°
27
72°
51°
28
69°
57°
29
64°
47°
30
60°
39°
1
55°
41°
2
54°
36°
3
64°
35°
4
75°
52°
5
63°
47°
6
58°
44°
7
61°
38°
8
66°
47°
9
74°
52°
10
69°
53°
11
72°
43°
12
77°
42°
13
67°
47°
14
66°
39°
15
69°
43°
16
76°
59°
17
85°
62°
18
86°
67°
19
86°
65°
20
68°
56°
21
68°
53°
22
64°
56°
23
66°
58°
24
74°
59°
25
79°
57°
26
77°
59°
27
77°
64°
28
83°
60°
29
81°
55°
30
79°
53°
31
77°
58°
1
79°
55°
2
80°
54°
3
79°
56°
4
82°
65°
5
80°
64°
6
81°
63°
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 77° to 82°, with overnight lows between 53° and 65°. The average high for May is 80° with an average low of 58°. 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.