S
M
T
W
T
F
S
26
85°
56°
27
90°
56°
28
85°
66°
29
89°
63°
30
76°
62°
1
64°
54°
2
71°
44°
3
74°
43°
4
80°
47°
5
81°
58°
6
83°
67°
7
77°
52°
8
73°
49°
9
77°
57°
10
81°
63°
11
83°
62°
12
84°
63°
13
82°
60°
14
89°
61°
15
84°
64°
16
85°
64°
17
86°
63°
18
86°
65°
19
85°
65°
20
86°
64°
21
87°
65°
22
86°
66°
23
83°
66°
24
82°
65°
25
85°
66°
26
81°
67°
27
82°
66°
28
83°
67°
29
84°
67°
30
85°
66°
31
86°
67°
1
86°
68°
2
87°
68°
3
88°
69°
4
89°
69°
5
86°
67°
6
84°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Roberts
Roberts's May 2026 forecast shows daily high temperatures ranging from 64° to 89°, with overnight lows between 43° and 69°. The average high for May is 83° with an average low of 62°. 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 Roberts. See also: June | July | August.