S
M
T
W
T
F
S
28
88°
64°
29
89°
65°
30
91°
66°
1
92°
68°
2
90°
68°
3
90°
67°
4
91°
69°
5
85°
69°
6
82°
65°
7
83°
66°
8
85°
67°
9
84°
70°
10
85°
69°
11
85°
70°
12
90°
71°
13
91°
71°
14
88°
70°
15
86°
71°
16
85°
69°
17
86°
67°
18
85°
68°
19
87°
70°
20
89°
71°
21
90°
70°
22
90°
71°
23
85°
69°
24
85°
71°
25
86°
69°
26
89°
71°
27
90°
71°
28
89°
70°
29
87°
71°
30
87°
71°
31
90°
72°
1
91°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Old Mill
Old Mill's July 2026 forecast shows daily high temperatures ranging from 82° to 92°, with overnight lows between 64° and 72°. The average high for July is 88° with an average low of 69°. 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 Old Mill. See also: August | September | October.