S
M
T
W
T
F
S
28
73°
59°
29
70°
54°
30
76°
57°
1
75°
59°
2
72°
51°
3
77°
54°
4
75°
57°
5
76°
56°
6
79°
60°
7
77°
59°
8
83°
64°
9
86°
63°
10
82°
59°
11
79°
58°
12
77°
58°
13
78°
57°
14
70°
56°
15
74°
57°
16
72°
56°
17
72°
56°
18
71°
57°
19
72°
57°
20
67°
56°
21
69°
55°
22
72°
56°
23
72°
57°
24
74°
58°
25
74°
58°
26
75°
57°
27
74°
58°
28
73°
57°
29
71°
53°
30
70°
57°
31
68°
58°
1
72°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Watford
Watford's July 2026 forecast shows daily high temperatures ranging from 67° to 86°, with overnight lows between 51° and 64°. The average high for July is 74° with an average low of 57°. 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 Watford. See also: August | September | October.