S
M
T
W
T
F
S
26
74°
66°
27
75°
66°
28
74°
65°
29
74°
66°
30
73°
65°
1
74°
66°
2
73°
65°
3
74°
65°
4
74°
64°
5
73°
65°
6
75°
64°
7
74°
64°
8
74°
66°
9
75°
64°
10
75°
66°
11
74°
66°
12
73°
65°
13
72°
66°
14
72°
67°
15
73°
67°
16
74°
66°
17
74°
66°
18
75°
65°
19
74°
67°
20
75°
66°
21
74°
67°
22
74°
66°
23
76°
66°
24
75°
65°
25
75°
66°
26
73°
66°
27
73°
65°
28
74°
65°
29
73°
66°
30
75°
66°
31
76°
67°
1
76°
67°
2
75°
66°
3
74°
65°
4
73°
67°
5
74°
66°
6
75°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Data
Data's May 2026 forecast shows daily high temperatures ranging from 72° to 76°, with overnight lows between 64° and 67°. The average high for May is 74° with an average low of 66°. 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 Data. See also: June | July | August.