S
M
T
W
T
F
S
28
89°
80°
29
88°
79°
30
89°
79°
1
88°
78°
2
89°
79°
3
89°
79°
4
88°
78°
5
89°
80°
6
89°
80°
7
88°
79°
8
89°
80°
9
90°
80°
10
90°
79°
11
89°
79°
12
88°
78°
13
89°
79°
14
88°
78°
15
87°
79°
16
88°
78°
17
90°
79°
18
90°
80°
19
Hist. Avg.
85°
77°
20
Hist. Avg.
85°
77°
21
Hist. Avg.
85°
77°
22
Hist. Avg.
85°
77°
23
Hist. Avg.
85°
77°
24
Hist. Avg.
85°
77°
25
Hist. Avg.
85°
77°
26
Hist. Avg.
85°
77°
27
Hist. Avg.
85°
77°
28
Hist. Avg.
85°
77°
29
Hist. Avg.
85°
77°
30
Hist. Avg.
85°
77°
31
Hist. Avg.
85°
77°
1
Hist. Avg.
85°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in San Antonio
San Antonio's July 2026 forecast shows daily high temperatures ranging from 87° to 90°, with overnight lows between 78° and 80°. The average high for July is 89° with an average low of 79°. 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 San Antonio. See also: August | September | October.
