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
89°
71°
19
81°
60°
20
81°
62°
21
83°
64°
22
79°
67°
23
79°
63°
24
82°
62°
25
83°
64°
26
81°
64°
27
83°
63°
28
82°
65°
29
86°
68°
30
88°
67°
1
88°
68°
2
87°
67°
3
88°
66°
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 88°, with overnight lows between 62° and 68°. The average high for June is 84° with an average low of 65°. 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.