S
M
T
W
T
F
S
26
58°
44°
27
59°
39°
28
64°
43°
29
59°
39°
30
60°
43°
1
65°
44°
2
61°
40°
3
62°
43°
4
67°
49°
5
72°
50°
6
72°
51°
7
73°
52°
8
74°
53°
9
74°
52°
10
73°
49°
11
64°
46°
12
65°
50°
13
70°
51°
14
65°
48°
15
66°
48°
16
71°
53°
17
75°
54°
18
70°
45°
19
69°
44°
20
67°
43°
21
66°
45°
22
67°
45°
23
68°
47°
24
67°
54°
25
71°
50°
26
74°
53°
27
78°
49°
28
71°
58°
29
71°
58°
30
82°
50°
31
74°
55°
1
73°
55°
2
76°
52°
3
74°
55°
4
80°
54°
5
81°
52°
6
74°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ada
Ada's May 2026 forecast shows daily high temperatures ranging from 58° to 82°, with overnight lows between 39° and 58°. The average high for May is 70° with an average low of 49°. 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 Ada. See also: June | July | August.