S
M
T
W
T
F
S
26
52°
32°
27
55°
34°
28
61°
34°
29
64°
36°
30
70°
34°
1
73°
45°
2
75°
44°
3
79°
46°
4
79°
45°
5
77°
47°
6
82°
45°
7
78°
46°
8
76°
45°
9
69°
44°
10
73°
44°
11
71°
43°
12
73°
42°
13
72°
42°
14
66°
38°
15
69°
39°
16
69°
40°
17
66°
40°
18
65°
39°
19
65°
43°
20
63°
43°
21
63°
40°
22
62°
36°
23
63°
38°
24
68°
42°
25
71°
39°
26
72°
44°
27
73°
46°
28
72°
45°
29
71°
42°
30
70°
45°
31
67°
46°
1
67°
43°
2
69°
44°
3
74°
46°
4
70°
45°
5
70°
43°
6
73°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Coolin
Coolin's May 2026 forecast shows daily high temperatures ranging from 62° to 82°, with overnight lows between 36° and 47°. The average high for May is 71° 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 Coolin. See also: June | July | August.