S
M
T
W
T
F
S
26
95°
61°
27
94°
59°
28
95°
60°
29
89°
64°
30
98°
63°
31
100°
60°
1
90°
61°
2
90°
66°
3
105°
66°
4
100°
65°
5
87°
62°
6
99°
61°
7
99°
66°
8
90°
67°
9
105°
65°
10
101°
64°
11
97°
62°
12
85°
61°
13
88°
60°
14
86°
58°
15
78°
58°
16
93°
59°
17
94°
60°
18
98°
61°
19
99°
61°
20
97°
62°
21
96°
60°
22
95°
59°
23
98°
61°
24
94°
60°
25
95°
59°
26
95°
60°
27
94°
59°
28
95°
60°
29
93°
59°
30
94°
60°
31
92°
62°
1
89°
61°
2
89°
61°
3
94°
62°
4
95°
62°
5
94°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Stockton
Stockton's August 2026 forecast shows daily high temperatures ranging from 89° to 99°, with overnight lows between 59° and 62°. The average high for August is 95° with an average low of 61°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Stockton. See also: September | October | November.