S
M
T
W
T
F
S
28
84°
68°
29
92°
73°
30
92°
69°
1
92°
70°
2
92°
71°
3
92°
69°
4
87°
67°
5
85°
64°
6
83°
63°
7
84°
62°
8
84°
62°
9
83°
61°
10
86°
67°
11
86°
66°
12
83°
65°
13
85°
65°
14
84°
66°
15
83°
66°
16
80°
65°
17
86°
67°
18
85°
67°
19
84°
66°
20
84°
66°
21
83°
67°
22
84°
67°
23
86°
68°
24
86°
67°
25
83°
66°
26
81°
67°
27
86°
67°
28
86°
66°
29
85°
66°
30
86°
65°
31
82°
64°
1
81°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Williamsburg
Williamsburg's July 2026 forecast shows daily high temperatures ranging from 80° to 92°, with overnight lows between 61° and 73°. The average high for July is 85° with an average low of 66°. 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 Williamsburg. See also: August | September | October.