S
M
T
W
T
F
S
31
74°
42°
1
66°
47°
2
75°
46°
3
81°
55°
4
84°
54°
5
87°
59°
6
88°
62°
7
81°
57°
8
78°
53°
9
84°
59°
10
84°
68°
11
89°
68°
12
89°
67°
13
86°
65°
14
84°
63°
15
78°
62°
16
75°
62°
17
79°
61°
18
79°
62°
19
78°
63°
20
79°
60°
21
80°
62°
22
80°
63°
23
76°
63°
24
78°
60°
25
76°
63°
26
80°
62°
27
81°
65°
28
83°
65°
29
79°
61°
30
77°
59°
1
77°
61°
2
80°
60°
3
77°
61°
4
79°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Thornwood
Thornwood's June 2026 forecast shows daily high temperatures ranging from 75° to 89°, with overnight lows between 53° and 68°. The average high for June is 80° 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 Thornwood. See also: July | August | September.