S
M
T
W
T
F
S
28
97°
60°
29
96°
61°
30
97°
62°
1
97°
61°
2
96°
61°
3
96°
58°
4
95°
56°
5
93°
57°
6
92°
57°
7
91°
58°
8
93°
58°
9
96°
60°
10
99°
62°
11
98°
61°
12
98°
61°
13
99°
62°
14
100°
63°
15
94°
62°
16
95°
63°
17
Hist. Avg.
98°
60°
18
Hist. Avg.
98°
60°
19
Hist. Avg.
98°
60°
20
Hist. Avg.
98°
60°
21
Hist. Avg.
98°
60°
22
Hist. Avg.
98°
60°
23
Hist. Avg.
98°
60°
24
Hist. Avg.
98°
60°
25
Hist. Avg.
98°
60°
26
Hist. Avg.
98°
60°
27
Hist. Avg.
98°
60°
28
Hist. Avg.
98°
60°
29
Hist. Avg.
98°
60°
30
Hist. Avg.
98°
60°
31
Hist. Avg.
98°
60°
1
Hist. Avg.
98°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Vacaville
Vacaville's July 2026 forecast shows daily high temperatures ranging from 91° to 100°, with overnight lows between 56° and 63°. The average high for July is 96° with an average low of 60°. 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 Vacaville. See also: August | September | October.
