S
M
T
W
T
F
S
26
81°
55°
27
82°
64°
28
81°
63°
29
70°
57°
30
64°
46°
1
64°
46°
2
66°
43°
3
70°
39°
4
81°
59°
5
70°
52°
6
57°
46°
7
66°
45°
8
73°
43°
9
81°
55°
10
79°
57°
11
75°
54°
12
79°
48°
13
78°
53°
14
72°
50°
15
82°
52°
16
81°
70°
17
88°
68°
18
90°
70°
19
N/A
20
72°
61°
21
75°
64°
22
76°
67°
23
80°
66°
24
79°
65°
25
78°
65°
26
82°
64°
27
83°
65°
28
82°
66°
29
82°
66°
30
83°
65°
31
84°
65°
1
84°
64°
2
83°
60°
3
82°
64°
4
79°
63°
5
82°
65°
6
84°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Pleasant Hill
Pleasant Hill's May 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 60° and 67°. The average high for May is 81° with an average low of 64°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Pleasant Hill. See also: June | July | August.