S
M
T
W
T
F
S
26
71°
50°
27
70°
48°
28
70°
49°
29
71°
49°
30
72°
50°
1
72°
49°
2
76°
52°
3
78°
53°
4
73°
51°
5
72°
50°
6
74°
51°
7
73°
50°
8
73°
51°
9
75°
52°
10
78°
52°
11
78°
53°
12
79°
52°
13
75°
51°
14
74°
51°
15
74°
52°
16
77°
52°
17
83°
57°
18
83°
59°
19
82°
60°
20
83°
59°
21
82°
59°
22
80°
59°
23
84°
58°
24
85°
57°
25
82°
59°
26
85°
60°
27
87°
59°
28
87°
58°
29
86°
58°
30
87°
57°
31
86°
58°
1
86°
59°
2
87°
57°
3
87°
57°
4
82°
54°
5
80°
54°
6
80°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Jurupa Valley
Jurupa Valley's May 2026 forecast shows daily high temperatures ranging from 70° to 87°, with overnight lows between 48° and 60°. The average high for May is 79° with an average low of 54°. 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 Jurupa Valley. See also: June | July | August.