S
M
T
W
T
F
S
26
81°
57°
27
80°
58°
28
71°
58°
29
83°
61°
30
71°
56°
1
70°
52°
2
69°
48°
3
71°
44°
4
80°
45°
5
80°
51°
6
74°
64°
7
72°
54°
8
73°
47°
9
78°
52°
10
85°
54°
11
76°
61°
12
78°
57°
13
82°
54°
14
74°
56°
15
80°
48°
16
83°
56°
17
91°
60°
18
89°
66°
19
90°
68°
20
88°
64°
21
81°
68°
22
79°
67°
23
85°
68°
24
76°
67°
25
74°
69°
26
77°
69°
27
79°
66°
28
85°
68°
29
83°
68°
30
78°
65°
31
77°
63°
1
79°
65°
2
81°
63°
3
80°
64°
4
82°
64°
5
84°
66°
6
83°
65°
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 74° to 85°, with overnight lows between 63° and 69°. The average high for May is 80° with an average low of 66°. 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.