S
M
T
W
T
F
S
26
84°
57°
27
84°
61°
28
82°
63°
29
75°
58°
30
67°
50°
1
68°
45°
2
68°
45°
3
70°
39°
4
82°
52°
5
77°
56°
6
73°
54°
7
69°
49°
8
75°
43°
9
81°
54°
10
86°
55°
11
76°
56°
12
80°
46°
13
83°
61°
14
73°
52°
15
82°
48°
16
86°
66°
17
92°
61°
18
92°
65°
19
92°
69°
20
78°
67°
21
78°
68°
22
78°
68°
23
82°
67°
24
80°
66°
25
81°
67°
26
83°
68°
27
82°
66°
28
83°
69°
29
82°
67°
30
83°
66°
31
82°
65°
1
83°
61°
2
86°
65°
3
82°
63°
4
79°
60°
5
79°
61°
6
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Pleasant Hill
Pleasant Hill's May 2026 forecast shows daily high temperatures ranging from 78° to 92°, with overnight lows between 60° and 69°. The average high for May is 82° with an average low of 66°. 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.