S
M
T
W
T
F
S
26
65°
52°
27
66°
45°
28
72°
41°
29
76°
51°
30
70°
52°
1
66°
50°
2
59°
52°
3
65°
46°
4
79°
52°
5
82°
59°
6
83°
63°
7
72°
52°
8
70°
49°
9
78°
54°
10
83°
63°
11
71°
49°
12
72°
43°
13
78°
51°
14
77°
56°
15
75°
50°
16
84°
58°
17
91°
66°
18
94°
70°
19
93°
71°
20
92°
70°
21
89°
66°
22
72°
62°
23
83°
70°
24
79°
71°
25
80°
70°
26
85°
70°
27
84°
70°
28
83°
65°
29
77°
61°
30
73°
55°
31
74°
56°
1
76°
58°
2
80°
61°
3
83°
64°
4
80°
63°
5
84°
64°
6
79°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Roper
Roper's May 2026 forecast shows daily high temperatures ranging from 73° to 85°, with overnight lows between 55° and 71°. The average high for May is 80° 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 Roper. See also: June | July | August.