S
M
T
W
T
F
S
31
70°
56°
1
77°
48°
2
73°
48°
3
72°
47°
4
71°
49°
5
73°
51°
6
76°
57°
7
80°
50°
8
73°
51°
9
75°
50°
10
77°
50°
11
74°
52°
12
75°
51°
13
75°
51°
14
74°
53°
15
78°
56°
16
80°
55°
17
77°
54°
18
76°
53°
19
74°
54°
20
77°
59°
21
79°
62°
22
85°
62°
23
86°
61°
24
86°
62°
25
87°
62°
26
86°
60°
27
85°
60°
28
86°
63°
29
86°
63°
30
85°
62°
1
86°
59°
2
85°
58°
3
79°
56°
4
79°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Lehigh Valley
Lehigh Valley's June 2026 forecast shows daily high temperatures ranging from 70° to 87°, with overnight lows between 47° and 63°. The average high for June is 79° with an average low of 55°. 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 Lehigh Valley. See also: July | August | September.
