S
M
T
W
T
F
S
28
85°
69°
29
90°
64°
30
89°
71°
1
98°
77°
2
100°
81°
3
102°
80°
4
97°
77°
5
96°
73°
6
86°
69°
7
88°
70°
8
85°
68°
9
87°
70°
10
86°
70°
11
91°
72°
12
92°
71°
13
93°
73°
14
92°
69°
15
83°
65°
16
84°
66°
17
88°
69°
18
86°
70°
19
90°
72°
20
90°
72°
21
85°
71°
22
84°
72°
23
85°
72°
24
85°
71°
25
86°
72°
26
87°
72°
27
89°
71°
28
88°
72°
29
88°
73°
30
89°
74°
31
90°
73°
1
89°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Holmesburg
Holmesburg's July 2026 forecast shows daily high temperatures ranging from 83° to 102°, with overnight lows between 65° and 81°. The average high for July is 89° with an average low of 72°. 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 Holmesburg. See also: August | September | October.