S
M
T
W
T
F
S
26
69°
53°
27
74°
47°
28
82°
48°
29
82°
54°
30
84°
54°
1
83°
56°
2
82°
60°
3
98°
63°
4
79°
58°
5
73°
50°
6
81°
55°
7
90°
60°
8
96°
64°
9
96°
65°
10
97°
69°
11
100°
68°
12
102°
70°
13
105°
70°
14
101°
68°
15
100°
67°
16
92°
57°
17
95°
63°
18
95°
64°
19
96°
63°
20
96°
64°
21
97°
65°
22
97°
65°
23
96°
64°
24
97°
65°
25
97°
65°
26
96°
64°
27
97°
65°
28
93°
65°
29
90°
64°
30
91°
62°
31
90°
64°
1
91°
65°
2
93°
66°
3
94°
66°
4
93°
67°
5
94°
68°
6
99°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Roosevelt
Roosevelt's May 2026 forecast shows daily high temperatures ranging from 73° to 105°, with overnight lows between 50° and 70°. The average high for May is 94° with an average low of 64°. 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 Roosevelt. See also: June | July | August.