S
M
T
W
T
F
S
31
68°
53°
1
67°
50°
2
67°
53°
3
71°
51°
4
69°
53°
5
73°
52°
6
69°
53°
7
70°
52°
8
69°
54°
9
70°
54°
10
68°
55°
11
71°
63°
12
76°
65°
13
79°
62°
14
80°
55°
15
72°
55°
16
71°
56°
17
74°
57°
18
75°
65°
19
79°
66°
20
79°
68°
21
82°
67°
22
83°
68°
23
82°
67°
24
81°
68°
25
80°
68°
26
77°
67°
27
79°
65°
28
79°
68°
29
83°
70°
30
84°
70°
1
84°
68°
2
83°
69°
3
80°
70°
4
81°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Chicago
Chicago's June 2026 forecast shows daily high temperatures ranging from 67° to 84°, with overnight lows between 50° and 71°. The average high for June is 76° with an average low of 61°. 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 Chicago. See also: July | August | September.