S
M
T
W
T
F
S
26
63°
39°
27
61°
35°
28
56°
36°
29
56°
32°
30
63°
40°
1
56°
39°
2
54°
39°
3
56°
34°
4
59°
33°
5
63°
37°
6
64°
43°
7
67°
40°
8
68°
44°
9
69°
43°
10
70°
44°
11
66°
43°
12
59°
37°
13
57°
35°
14
57°
33°
15
59°
36°
16
60°
38°
17
64°
41°
18
61°
45°
19
61°
39°
20
65°
42°
21
72°
45°
22
73°
48°
23
69°
48°
24
63°
39°
25
69°
40°
26
68°
41°
27
75°
39°
28
69°
41°
29
74°
45°
30
75°
44°
31
77°
49°
1
77°
50°
2
76°
51°
3
77°
52°
4
77°
49°
5
76°
50°
6
77°
49°
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 54° to 77°, with overnight lows between 32° and 52°. The average high for May is 66° with an average low of 42°. 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.