S
M
T
W
T
F
S
31
76°
45°
1
77°
49°
2
78°
44°
3
83°
50°
4
88°
52°
5
91°
55°
6
90°
60°
7
85°
64°
8
78°
56°
9
82°
48°
10
84°
67°
11
93°
71°
12
93°
70°
13
87°
67°
14
89°
61°
15
75°
58°
16
76°
51°
17
83°
55°
18
85°
67°
19
82°
62°
20
82°
61°
21
83°
66°
22
79°
62°
23
84°
60°
24
86°
62°
25
86°
61°
26
87°
65°
27
87°
66°
28
90°
68°
29
88°
67°
30
88°
68°
1
87°
65°
2
83°
63°
3
84°
68°
4
85°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Rosemont
Rosemont's June 2026 forecast shows daily high temperatures ranging from 79° to 90°, with overnight lows between 60° and 68°. The average high for June is 85° with an average low of 64°. 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 Rosemont. See also: July | August | September.