S
M
T
W
T
F
S
26
93°
74°
27
93°
74°
28
94°
75°
29
94°
74°
30
93°
75°
31
94°
74°
1
94°
76°
2
95°
74°
3
93°
74°
4
93°
73°
5
94°
74°
6
94°
74°
7
92°
73°
8
92°
73°
9
93°
71°
10
87°
72°
11
89°
73°
12
92°
71°
13
91°
72°
14
92°
73°
15
91°
72°
16
92°
71°
17
92°
64°
18
84°
62°
19
81°
61°
20
81°
61°
21
82°
62°
22
81°
63°
23
82°
66°
24
82°
63°
25
83°
67°
26
87°
67°
27
87°
60°
28
82°
61°
29
83°
68°
30
86°
68°
31
88°
65°
1
89°
60°
2
80°
62°
3
81°
67°
4
87°
68°
5
84°
59°
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 80° to 95°, with overnight lows between 59° and 76°. The average high for August is 89° with an average low of 69°. 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.