S
M
T
W
T
F
S
31
62°
45°
1
68°
42°
2
71°
47°
3
83°
50°
4
83°
51°
5
64°
53°
6
64°
49°
7
65°
46°
8
80°
46°
9
84°
53°
10
85°
55°
11
70°
55°
12
62°
52°
13
64°
51°
14
72°
50°
15
66°
51°
16
74°
52°
17
80°
51°
18
59°
53°
19
62°
53°
20
72°
52°
21
69°
55°
22
74°
53°
23
68°
54°
24
71°
54°
25
N/A
26
63°
57°
27
64°
57°
28
72°
57°
29
77°
60°
30
81°
58°
1
83°
63°
2
86°
59°
3
79°
56°
4
78°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
June Weather in L'Islet
L'Islet's June 2026 forecast shows daily high temperatures ranging from 63° to 86°, with overnight lows between 56° and 63°. The average high for June is 76° 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 June weather will actually feel in L'Islet. See also: July | August | September.