S
M
T
W
T
F
S
31
72°
49°
1
71°
43°
2
78°
45°
3
86°
48°
4
84°
57°
5
80°
56°
6
72°
61°
7
71°
52°
8
81°
49°
9
84°
52°
10
82°
58°
11
85°
70°
12
90°
68°
13
85°
64°
14
69°
63°
15
72°
58°
16
77°
52°
17
78°
51°
18
72°
59°
19
70°
58°
20
75°
58°
21
75°
57°
22
76°
53°
23
80°
58°
24
78°
56°
25
81°
56°
26
74°
58°
27
78°
56°
28
82°
56°
29
85°
55°
30
83°
60°
1
90°
69°
2
91°
70°
3
91°
70°
4
83°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in L'Assomption
L'Assomption's June 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for June is ° with an average low of °. 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'Assomption. See also: July | August | September.