S
M
T
W
T
F
S
26
79°
55°
27
82°
49°
28
75°
54°
29
74°
54°
30
68°
46°
1
70°
44°
2
63°
36°
3
63°
41°
4
74°
51°
5
79°
56°
6
71°
53°
7
62°
40°
8
59°
42°
9
68°
49°
10
71°
50°
11
73°
53°
12
74°
52°
13
73°
53°
14
70°
42°
15
77°
57°
16
79°
57°
17
79°
56°
18
75°
58°
19
77°
58°
20
80°
57°
21
80°
58°
22
81°
58°
23
81°
59°
24
80°
59°
25
81°
58°
26
78°
60°
27
79°
60°
28
76°
59°
29
79°
59°
30
80°
58°
31
78°
59°
1
81°
60°
2
83°
61°
3
83°
61°
4
82°
58°
5
75°
55°
6
75°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Holston
Holston's May 2026 forecast shows daily high temperatures ranging from 59° to 83°, with overnight lows between 36° and 61°. The average high for May is 75° with an average low of 54°. 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 Holston. See also: June | July | August.