S
M
T
W
T
F
S
26
64°
47°
27
76°
42°
28
74°
54°
29
60°
46°
30
55°
37°
1
53°
33°
2
51°
33°
3
60°
46°
4
71°
56°
5
70°
51°
6
61°
44°
7
55°
39°
8
56°
42°
9
66°
47°
10
68°
47°
11
67°
51°
12
70°
52°
13
69°
48°
14
66°
50°
15
72°
54°
16
69°
50°
17
72°
55°
18
77°
57°
19
76°
57°
20
76°
56°
21
79°
58°
22
79°
58°
23
78°
56°
24
75°
53°
25
71°
52°
26
77°
58°
27
79°
57°
28
76°
58°
29
76°
57°
30
73°
55°
31
77°
55°
1
73°
52°
2
74°
59°
3
76°
52°
4
72°
51°
5
73°
52°
6
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Spring Valley
Spring Valley's May 2026 forecast shows daily high temperatures ranging from 51° to 79°, with overnight lows between 33° and 59°. The average high for May is 70° with an average low of 51°. 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 Spring Valley. See also: June | July | August.
