S
M
T
W
T
F
S
31
75°
52°
1
70°
50°
2
70°
48°
3
69°
48°
4
70°
49°
5
72°
57°
6
78°
58°
7
80°
59°
8
78°
59°
9
79°
58°
10
79°
51°
11
72°
50°
12
72°
51°
13
74°
53°
14
74°
51°
15
72°
51°
16
73°
52°
17
74°
52°
18
75°
53°
19
80°
60°
20
83°
60°
21
81°
56°
22
77°
54°
23
83°
63°
24
84°
62°
25
83°
61°
26
79°
56°
27
79°
56°
28
80°
60°
29
84°
55°
30
79°
56°
1
80°
61°
2
83°
64°
3
86°
64°
4
85°
63°
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 69° to 86°, with overnight lows between 48° and 64°. The average high for June is 77° with an average low of 56°. 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.
