S
M
T
W
T
F
S
26
71°
58°
27
76°
58°
28
77°
58°
29
72°
59°
30
69°
57°
31
70°
56°
1
84°
57°
2
87°
56°
3
83°
56°
4
77°
58°
5
77°
56°
6
80°
55°
7
80°
56°
8
77°
55°
9
78°
56°
10
77°
56°
11
74°
55°
12
75°
55°
13
75°
56°
14
74°
57°
15
72°
55°
16
72°
56°
17
73°
55°
18
73°
56°
19
72°
54°
20
72°
54°
21
77°
56°
22
76°
55°
23
74°
57°
24
77°
57°
25
78°
56°
26
78°
58°
27
77°
58°
28
78°
57°
29
77°
57°
30
76°
58°
31
77°
58°
1
76°
55°
2
77°
56°
3
79°
56°
4
74°
57°
5
74°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Pinole
Pinole's August 2026 forecast shows daily high temperatures ranging from 72° to 87°, with overnight lows between 54° and 58°. The average high for August is 77° with an average low of 56°. 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 Pinole. See also: September | October | November.