S
M
T
W
T
F
S
26
70°
34°
27
68°
48°
28
61°
34°
29
55°
37°
30
54°
34°
1
54°
32°
2
64°
30°
3
72°
48°
4
70°
45°
5
54°
39°
6
46°
32°
7
57°
30°
8
72°
32°
9
63°
41°
10
63°
34°
11
64°
32°
12
77°
50°
13
68°
46°
14
77°
39°
15
88°
57°
16
82°
54°
17
69°
59°
18
69°
51°
19
56°
43°
20
57°
43°
21
63°
48°
22
65°
50°
23
67°
55°
24
72°
54°
25
69°
56°
26
72°
57°
27
73°
55°
28
74°
56°
29
74°
57°
30
72°
51°
31
75°
57°
1
76°
56°
2
69°
56°
3
67°
53°
4
68°
54°
5
73°
58°
6
71°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Crystal Spring
Crystal Spring's May 2026 forecast shows daily high temperatures ranging from 56° to 76°, with overnight lows between 43° and 59°. The average high for May is 69° 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 Crystal Spring. See also: June | July | August.