S
M
T
W
T
F
S
26
57°
37°
27
57°
46°
28
57°
41°
29
68°
41°
30
72°
39°
1
68°
41°
2
52°
45°
3
50°
43°
4
57°
36°
5
48°
36°
6
52°
34°
7
57°
45°
8
55°
45°
9
50°
37°
10
54°
34°
11
48°
41°
12
55°
39°
13
50°
37°
14
52°
45°
15
50°
45°
16
52°
43°
17
54°
41°
18
59°
34°
19
61°
48°
20
61°
50°
21
66°
45°
22
70°
59°
23
66°
54°
24
N/A
25
72°
49°
26
63°
47°
27
66°
45°
28
73°
52°
29
68°
49°
30
68°
50°
31
62°
47°
1
60°
46°
2
59°
47°
3
58°
46°
4
59°
45°
5
58°
46°
6
57°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Keith
Keith's May 2026 forecast shows daily high temperatures ranging from 57° to 73°, with overnight lows between 45° and 52°. The average high for May is 63° with an average low of 47°. 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 Keith. See also: June | July | August.