S
M
T
W
T
F
S
28
75°
57°
29
70°
54°
30
73°
59°
1
75°
59°
2
73°
55°
3
77°
54°
4
81°
55°
5
81°
59°
6
87°
54°
7
74°
52°
8
73°
56°
9
82°
55°
10
74°
54°
11
75°
60°
12
83°
58°
13
82°
57°
14
81°
59°
15
82°
60°
16
80°
60°
17
79°
59°
18
80°
60°
19
75°
56°
20
71°
53°
21
75°
57°
22
73°
54°
23
73°
53°
24
75°
57°
25
75°
55°
26
74°
54°
27
74°
53°
28
76°
58°
29
75°
57°
30
74°
56°
31
73°
53°
1
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Hertford
Hertford's July 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 52° and 60°. The average high for July is 77° with an average low of 56°. 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 Hertford. See also: August | September | October.