S
M
T
W
T
F
S
28
82°
61°
29
84°
62°
30
86°
63°
1
86°
62°
2
88°
66°
3
85°
64°
4
83°
61°
5
81°
60°
6
82°
61°
7
83°
60°
8
81°
59°
9
81°
63°
10
85°
64°
11
83°
64°
12
80°
63°
13
82°
64°
14
82°
64°
15
81°
63°
16
83°
64°
17
81°
65°
18
86°
66°
19
86°
65°
20
85°
65°
21
85°
64°
22
84°
65°
23
85°
66°
24
86°
65°
25
85°
62°
26
80°
62°
27
85°
65°
28
85°
65°
29
80°
64°
30
84°
60°
31
80°
58°
1
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lehigh Valley
Lehigh Valley's July 2026 forecast shows daily high temperatures ranging from 79° to 88°, with overnight lows between 58° and 66°. The average high for July is 83° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Lehigh Valley. See also: August | September | October.
