S
M
T
W
T
F
S
26
62°
48°
27
68°
41°
28
74°
39°
29
78°
45°
30
79°
46°
1
80°
51°
2
83°
50°
3
86°
56°
4
69°
53°
5
67°
47°
6
80°
46°
7
86°
48°
8
93°
57°
9
94°
60°
10
96°
62°
11
97°
63°
12
98°
64°
13
89°
62°
14
88°
63°
15
90°
59°
16
86°
62°
17
83°
56°
18
70°
49°
19
75°
47°
20
83°
49°
21
86°
52°
22
87°
60°
23
90°
70°
24
90°
70°
25
89°
73°
26
88°
65°
27
82°
62°
28
81°
57°
29
86°
59°
30
91°
66°
31
95°
68°
1
96°
69°
2
95°
70°
3
98°
70°
4
97°
69°
5
93°
63°
6
88°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Oatman
Oatman's May 2026 forecast shows daily high temperatures ranging from 81° to 98°, with overnight lows between 57° and 73°. The average high for May is 91° 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 Oatman. See also: June | July | August.