S
M
T
W
T
F
S
31
77°
45°
1
77°
49°
2
73°
53°
3
80°
50°
4
85°
55°
5
87°
58°
6
87°
63°
7
89°
65°
8
82°
58°
9
84°
64°
10
85°
71°
11
94°
69°
12
94°
69°
13
87°
63°
14
90°
61°
15
75°
59°
16
78°
51°
17
86°
58°
18
83°
67°
19
81°
68°
20
85°
65°
21
84°
62°
22
87°
63°
23
76°
63°
24
81°
56°
25
85°
66°
26
87°
68°
27
76°
65°
28
81°
66°
29
86°
67°
30
92°
66°
1
96°
68°
2
94°
69°
3
94°
67°
4
85°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Middletown
Middletown's June 2026 forecast shows daily high temperatures ranging from 76° to 96°, with overnight lows between 64° and 69°. The average high for June is 88° with an average low of 67°. 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 Middletown. See also: July | August | September.