S
M
T
W
T
F
S
1
77°
55°
2
84°
54°
3
86°
68°
4
75°
64°
5
73°
61°
6
70°
61°
7
75°
59°
8
79°
61°
9
79°
57°
10
75°
54°
11
86°
57°
12
81°
63°
13
79°
66°
14
79°
68°
15
77°
64°
16
81°
68°
17
84°
64°
18
82°
66°
19
82°
64°
20
84°
64°
21
93°
75°
22
93°
73°
23
93°
73°
24
93°
75°
25
91°
73°
26
91°
73°
27
88°
70°
28
90°
70°
29
82°
70°
30
88°
70°
1
84°
66°
2
86°
63°
3
90°
66°
4
91°
66°
5
91°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Assumption
Assumption's June 2025 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 Assumption. See also: July | August | September.