S
M
T
W
T
F
S
28
86°
65°
29
87°
62°
30
84°
63°
1
88°
67°
2
87°
60°
3
87°
60°
4
84°
61°
5
85°
63°
6
88°
65°
7
92°
66°
8
91°
68°
9
87°
67°
10
92°
66°
11
91°
62°
12
86°
62°
13
85°
61°
14
86°
62°
15
86°
71°
16
87°
67°
17
90°
67°
18
Hist. Avg.
88°
65°
19
Hist. Avg.
88°
65°
20
Hist. Avg.
88°
65°
21
Hist. Avg.
88°
65°
22
Hist. Avg.
88°
65°
23
Hist. Avg.
88°
65°
24
Hist. Avg.
88°
65°
25
Hist. Avg.
88°
65°
26
Hist. Avg.
88°
65°
27
Hist. Avg.
88°
65°
28
Hist. Avg.
88°
65°
29
Hist. Avg.
88°
65°
30
Hist. Avg.
88°
65°
31
Hist. Avg.
87°
65°
1
Hist. Avg.
87°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in King of Prussia
King of Prussia's July 2026 forecast shows daily high temperatures ranging from 84° to 92°, with overnight lows between 60° and 71°. The average high for July is 87° with an average low of 64°. 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 King of Prussia. See also: August | September | October.