S
M
T
W
T
F
S
26
54°
28°
27
60°
29°
28
61°
31°
29
59°
36°
30
42°
36°
1
38°
27°
2
43°
24°
3
42°
27°
4
46°
23°
5
59°
35°
6
42°
32°
7
46°
32°
8
43°
30°
9
53°
28°
10
55°
34°
11
46°
29°
12
43°
27°
13
49°
24°
14
46°
36°
15
60°
39°
16
65°
40°
17
56°
37°
18
55°
29°
19
65°
44°
20
67°
31°
21
46°
28°
22
54°
28°
23
59°
29°
24
64°
31°
25
55°
42°
26
68°
44°
27
57°
37°
28
41°
34°
29
44°
36°
30
54°
34°
31
58°
39°
1
64°
46°
2
65°
47°
3
74°
56°
4
79°
61°
5
67°
50°
6
66°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in L'Isle-aux-Coudres
L'Isle-aux-Coudres's May 2026 forecast shows daily high temperatures ranging from 58° to 79°, with overnight lows between 39° and 61°. The average high for May is 68° with an average low of 50°. 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 L'Isle-aux-Coudres. See also: June | July | August.