S
M
T
W
T
F
S
26
80°
59°
27
70°
49°
28
68°
46°
29
83°
58°
30
76°
56°
1
67°
54°
2
66°
43°
3
70°
35°
4
78°
37°
5
80°
43°
6
77°
60°
7
79°
52°
8
71°
46°
9
75°
49°
10
83°
51°
11
80°
53°
12
73°
48°
13
79°
42°
14
77°
47°
15
75°
38°
16
83°
45°
17
89°
57°
18
88°
60°
19
88°
58°
20
91°
59°
21
88°
65°
22
77°
62°
23
64°
59°
24
68°
61°
25
71°
63°
26
71°
62°
27
75°
60°
28
78°
62°
29
74°
62°
30
66°
55°
31
67°
53°
1
66°
53°
2
68°
54°
3
70°
56°
4
73°
58°
5
72°
57°
6
70°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Round Mountain
Round Mountain's May 2026 forecast shows daily high temperatures ranging from 64° to 78°, with overnight lows between 53° and 63°. The average high for May is 70° with an average low of 58°. 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 Round Mountain. See also: June | July | August.
