S
M
T
W
T
F
S
31
74°
57°
1
71°
57°
2
76°
55°
3
81°
61°
4
86°
67°
5
84°
68°
6
86°
67°
7
82°
67°
8
84°
68°
9
81°
69°
10
84°
69°
11
84°
65°
12
80°
65°
13
81°
66°
14
82°
62°
15
75°
58°
16
74°
59°
17
75°
59°
18
77°
64°
19
80°
64°
20
81°
67°
21
79°
65°
22
80°
69°
23
83°
68°
24
84°
67°
25
81°
69°
26
87°
70°
27
86°
65°
28
79°
63°
29
79°
64°
30
80°
65°
1
85°
70°
2
87°
71°
3
86°
71°
4
81°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Oak Lawn
Oak Lawn's June 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 55° and 71°. The average high for June is 81° 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 Oak Lawn. See also: July | August | September.