S
M
T
W
T
F
S
26
69°
46°
27
65°
45°
28
64°
44°
29
58°
39°
30
58°
40°
1
59°
46°
2
63°
45°
3
62°
50°
4
68°
51°
5
68°
49°
6
67°
44°
7
68°
49°
8
72°
53°
9
70°
53°
10
74°
52°
11
73°
55°
12
74°
55°
13
75°
52°
14
66°
47°
15
68°
48°
16
72°
54°
17
76°
56°
18
75°
53°
19
72°
46°
20
65°
45°
21
67°
49°
22
69°
54°
23
73°
54°
24
78°
58°
25
79°
59°
26
80°
58°
27
73°
58°
28
71°
59°
29
74°
60°
30
79°
59°
31
75°
53°
1
79°
53°
2
74°
55°
3
74°
54°
4
75°
53°
5
76°
54°
6
78°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rossville
Rossville's May 2026 forecast shows daily high temperatures ranging from 58° to 80°, with overnight lows between 39° and 60°. The average high for May is 71° with an average low of 51°. 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 Rossville. See also: June | July | August.