S
M
T
W
T
F
S
31
81°
55°
1
78°
55°
2
78°
51°
3
83°
56°
4
87°
65°
5
85°
65°
6
83°
64°
7
81°
63°
8
85°
64°
9
83°
65°
10
82°
63°
11
81°
64°
12
83°
60°
13
80°
61°
14
80°
62°
15
81°
60°
16
74°
56°
17
75°
56°
18
76°
60°
19
77°
60°
20
77°
64°
21
78°
61°
22
80°
65°
23
80°
63°
24
82°
64°
25
81°
66°
26
85°
66°
27
83°
62°
28
79°
59°
29
78°
60°
30
79°
61°
1
81°
66°
2
84°
67°
3
83°
66°
4
80°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Grant Park
Grant Park's June 2026 forecast shows daily high temperatures ranging from 74° to 87°, with overnight lows between 51° and 67°. The average high for June is 81° with an average low of 62°. 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 Grant Park. See also: July | August | September.
