S
M
T
W
T
F
S
26
85°
66°
27
86°
68°
28
85°
67°
29
85°
68°
30
86°
69°
31
87°
68°
1
84°
67°
2
81°
66°
3
80°
63°
4
78°
65°
5
78°
63°
6
79°
62°
7
80°
65°
8
82°
66°
9
83°
67°
10
85°
67°
11
85°
66°
12
81°
66°
13
84°
67°
14
85°
66°
15
81°
67°
16
79°
67°
17
82°
66°
18
86°
67°
19
85°
66°
20
84°
60°
21
83°
58°
22
78°
57°
23
78°
59°
24
79°
60°
25
79°
58°
26
80°
64°
27
81°
59°
28
79°
58°
29
78°
58°
30
77°
57°
31
76°
56°
1
76°
57°
2
77°
58°
3
75°
61°
4
76°
57°
5
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Pleasant Hill
Pleasant Hill's August 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 56° and 69°. The average high for August is 81° with an average low of 63°. 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 Pleasant Hill. See also: September | October | November.