S
M
T
W
T
F
S
26
70°
49°
27
81°
57°
28
79°
52°
29
64°
42°
30
59°
39°
1
55°
40°
2
55°
37°
3
58°
43°
4
62°
45°
5
66°
47°
6
63°
47°
7
65°
49°
8
64°
48°
9
65°
46°
10
66°
47°
11
67°
48°
12
73°
52°
13
73°
45°
14
66°
45°
15
65°
46°
16
66°
46°
17
67°
47°
18
70°
56°
19
77°
56°
20
76°
50°
21
70°
50°
22
71°
48°
23
73°
50°
24
79°
59°
25
80°
58°
26
76°
54°
27
71°
51°
28
74°
54°
29
79°
58°
30
81°
59°
31
82°
60°
1
82°
61°
2
83°
62°
3
83°
63°
4
82°
60°
5
79°
57°
6
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Powell
Powell's May 2026 forecast shows daily high temperatures ranging from 55° to 83°, with overnight lows between 37° and 63°. The average high for May is 71° with an average low of 51°. 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 Powell. See also: June | July | August.