S
M
T
W
T
F
S
26
37°
18°
27
45°
19°
28
50°
16°
29
50°
16°
30
54°
21°
1
68°
27°
2
68°
36°
3
77°
39°
4
45°
36°
5
46°
23°
6
54°
21°
7
61°
21°
8
72°
36°
9
61°
27°
10
66°
25°
11
82°
48°
12
75°
43°
13
82°
54°
14
68°
47°
15
65°
30°
16
64°
37°
17
43°
34°
18
52°
31°
19
59°
37°
20
64°
39°
21
69°
42°
22
67°
43°
23
73°
45°
24
74°
48°
25
73°
45°
26
70°
44°
27
63°
46°
28
64°
49°
29
65°
46°
30
65°
41°
31
66°
45°
1
68°
51°
2
73°
52°
3
75°
52°
4
72°
53°
5
72°
52°
6
68°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Crosby
Crosby's May 2026 forecast shows daily high temperatures ranging from 43° to 82°, with overnight lows between 30° and 54°. The average high for May is 67° with an average low of 45°. 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 Crosby. See also: June | July | August.