S
M
T
W
T
F
S
26
89°
69°
27
89°
76°
28
93°
77°
29
87°
69°
30
79°
64°
1
67°
56°
2
75°
53°
3
80°
53°
4
83°
61°
5
89°
69°
6
86°
67°
7
71°
62°
8
79°
64°
9
91°
73°
10
90°
66°
11
84°
66°
12
86°
64°
13
88°
64°
14
90°
63°
15
91°
69°
16
90°
69°
17
86°
74°
18
92°
78°
19
91°
67°
20
85°
66°
21
83°
66°
22
87°
66°
23
N/A
24
89°
67°
25
91°
70°
26
88°
71°
27
86°
70°
28
92°
74°
29
92°
75°
30
90°
72°
31
91°
71°
1
87°
72°
2
88°
68°
3
86°
70°
4
89°
70°
5
93°
72°
6
92°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Graytown
Graytown's May 2026 forecast shows daily high temperatures ranging from 86° to 93°, with overnight lows between 67° and 75°. The average high for May is 90° with an average low of 71°. 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 Graytown. See also: June | July | August.