S
M
T
W
T
F
S
28
69°
51°
29
68°
50°
30
68°
50°
1
69°
52°
2
70°
53°
3
69°
54°
4
70°
54°
5
69°
55°
6
69°
55°
7
70°
56°
8
72°
56°
9
74°
55°
10
72°
56°
11
73°
56°
12
73°
57°
13
74°
57°
14
72°
56°
15
72°
56°
16
73°
55°
17
72°
53°
18
72°
55°
19
72°
53°
20
78°
54°
21
79°
55°
22
79°
57°
23
78°
58°
24
79°
57°
25
78°
56°
26
74°
51°
27
78°
52°
28
78°
51°
29
76°
56°
30
78°
56°
31
79°
57°
1
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Middlesex
Middlesex's July 2026 forecast shows daily high temperatures ranging from 68° to 79°, with overnight lows between 50° and 58°. The average high for July is 74° with an average low of 55°. 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 Middlesex. See also: August | September | October.