S
M
T
W
T
F
S
26
84°
57°
27
84°
58°
28
83°
56°
29
83°
56°
30
86°
55°
31
84°
57°
1
85°
57°
2
83°
58°
3
91°
59°
4
90°
60°
5
90°
59°
6
91°
60°
7
91°
60°
8
90°
58°
9
90°
57°
10
89°
56°
11
89°
56°
12
90°
58°
13
90°
58°
14
89°
57°
15
88°
59°
16
87°
58°
17
86°
57°
18
85°
56°
19
85°
57°
20
86°
59°
21
86°
57°
22
85°
56°
23
88°
57°
24
89°
57°
25
90°
60°
26
89°
58°
27
90°
58°
28
89°
59°
29
87°
57°
30
86°
56°
31
85°
55°
1
86°
56°
2
87°
57°
3
89°
57°
4
89°
58°
5
90°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Livermore
Livermore's August 2026 forecast shows daily high temperatures ranging from 83° to 91°, with overnight lows between 55° and 60°. The average high for August is 87° with an average low of 57°. 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 Livermore. See also: September | October | November.