S
M
T
W
T
F
S
26
83°
64°
27
84°
64°
28
84°
65°
29
86°
69°
30
87°
69°
31
89°
70°
1
90°
69°
2
89°
71°
3
90°
71°
4
90°
66°
5
91°
63°
6
84°
62°
7
81°
62°
8
82°
63°
9
82°
62°
10
83°
62°
11
85°
66°
12
89°
67°
13
90°
68°
14
89°
67°
15
90°
65°
16
90°
61°
17
82°
60°
18
83°
61°
19
84°
64°
20
88°
63°
21
88°
60°
22
80°
65°
23
87°
67°
24
89°
67°
25
90°
65°
26
86°
66°
27
87°
67°
28
88°
66°
29
88°
67°
30
87°
64°
31
86°
63°
1
83°
62°
2
84°
60°
3
82°
61°
4
83°
63°
5
85°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lathrop
Lathrop's August 2026 forecast shows daily high temperatures ranging from 80° to 91°, with overnight lows between 60° and 71°. The average high for August is 86° with an average low of 65°. 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 Lathrop. See also: September | October | November.