S
M
T
W
T
F
S
26
60°
49°
27
55°
44°
28
51°
42°
29
54°
42°
30
55°
45°
1
58°
45°
2
56°
43°
3
61°
44°
4
57°
48°
5
58°
44°
6
58°
41°
7
62°
47°
8
61°
50°
9
65°
51°
10
68°
51°
11
66°
52°
12
69°
52°
13
70°
48°
14
61°
44°
15
61°
46°
16
65°
52°
17
71°
54°
18
72°
49°
19
63°
43°
20
60°
44°
21
62°
50°
22
64°
52°
23
68°
55°
24
73°
57°
25
74°
55°
26
71°
52°
27
64°
52°
28
65°
54°
29
66°
56°
30
67°
53°
31
69°
51°
1
69°
49°
2
68°
52°
3
71°
49°
4
72°
52°
5
74°
51°
6
70°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Warren Dunes State Park
Warren Dunes State Park's May 2026 forecast shows daily high temperatures ranging from 51° to 74°, with overnight lows between 41° and 57°. The average high for May is 64° with an average low of 49°. 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 Warren Dunes State Park. See also: June | July | August.