S
M
T
W
T
F
S
28
93°
73°
29
97°
72°
30
99°
74°
1
99°
72°
2
99°
71°
3
97°
74°
4
98°
72°
5
95°
74°
6
87°
72°
7
92°
73°
8
92°
71°
9
91°
73°
10
91°
74°
11
91°
71°
12
88°
71°
13
87°
70°
14
93°
71°
15
92°
72°
16
92°
71°
17
90°
72°
18
91°
70°
19
93°
71°
20
94°
75°
21
94°
74°
22
88°
74°
23
89°
73°
24
89°
72°
25
88°
70°
26
88°
71°
27
89°
71°
28
88°
72°
29
88°
72°
30
89°
71°
31
89°
74°
1
90°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Acton
Acton's July 2026 forecast shows daily high temperatures ranging from 87° to 94°, with overnight lows between 70° and 75°. The average high for July is 90° 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 Acton. See also: August | September | October.