S
M
T
W
T
F
S
28
77°
70°
29
88°
66°
30
90°
65°
1
98°
69°
2
99°
74°
3
99°
74°
4
100°
73°
5
93°
72°
6
91°
73°
7
83°
71°
8
82°
72°
9
89°
72°
10
85°
68°
11
89°
70°
12
79°
66°
13
84°
62°
14
91°
64°
15
99°
73°
16
95°
70°
17
94°
68°
18
91°
70°
19
94°
71°
20
90°
66°
21
85°
65°
22
87°
68°
23
88°
70°
24
86°
69°
25
90°
71°
26
89°
71°
27
85°
68°
28
87°
71°
29
89°
66°
30
84°
70°
31
84°
71°
1
85°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Haymarket
Haymarket's July 2026 forecast shows daily high temperatures ranging from 79° to 99°, with overnight lows between 62° and 73°. The average high for July is 88° with an average low of 69°. 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 Haymarket. See also: August | September | October.