S
M
T
W
T
F
S
26
83°
60°
27
87°
64°
28
80°
67°
29
80°
64°
30
70°
62°
1
N/A
2
71°
45°
3
74°
44°
4
78°
51°
5
81°
60°
6
82°
63°
7
75°
52°
8
75°
51°
9
78°
58°
10
80°
63°
11
81°
61°
12
83°
62°
13
82°
60°
14
86°
61°
15
86°
66°
16
86°
66°
17
87°
65°
18
87°
66°
19
86°
67°
20
87°
67°
21
88°
66°
22
87°
67°
23
83°
67°
24
83°
66°
25
85°
68°
26
83°
67°
27
83°
68°
28
84°
66°
29
86°
67°
30
88°
68°
31
88°
68°
1
89°
67°
2
89°
69°
3
90°
70°
4
90°
70°
5
85°
67°
6
84°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Roundhill
Roundhill's May 2026 forecast shows daily high temperatures ranging from 71° to 90°, with overnight lows between 44° and 70°. The average high for May is 84° with an average low of 63°. 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 Roundhill. See also: June | July | August.
