S
M
T
W
T
F
S
28
77°
59°
29
72°
54°
30
77°
61°
1
77°
61°
2
77°
57°
3
81°
52°
4
82°
59°
5
82°
59°
6
90°
61°
7
88°
63°
8
90°
68°
9
93°
67°
10
88°
61°
11
84°
61°
12
83°
59°
13
83°
59°
14
83°
62°
15
82°
61°
16
83°
62°
17
84°
64°
18
82°
64°
19
78°
59°
20
77°
60°
21
74°
57°
22
75°
57°
23
72°
55°
24
70°
55°
25
70°
57°
26
71°
57°
27
71°
56°
28
73°
55°
29
71°
52°
30
75°
55°
31
73°
56°
1
73°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Barnet
Barnet's July 2026 forecast shows daily high temperatures ranging from 70° to 93°, with overnight lows between 52° and 68°. The average high for July is 78° with an average low of 59°. 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 Barnet. See also: August | September | October.