S
M
T
W
T
F
S
26
75°
53°
27
72°
57°
28
66°
52°
29
65°
51°
30
63°
50°
1
58°
43°
2
53°
40°
3
57°
44°
4
61°
49°
5
60°
48°
6
65°
53°
7
66°
51°
8
65°
46°
9
65°
47°
10
66°
45°
11
66°
51°
12
70°
55°
13
71°
55°
14
67°
52°
15
66°
47°
16
65°
46°
17
64°
45°
18
66°
49°
19
67°
55°
20
67°
51°
21
66°
49°
22
67°
49°
23
68°
55°
24
69°
56°
25
69°
56°
26
68°
54°
27
69°
57°
28
69°
57°
29
70°
56°
30
70°
57°
31
71°
57°
1
69°
56°
2
69°
57°
3
70°
58°
4
71°
57°
5
79°
56°
6
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Big Stone Gap
Big Stone Gap's May 2026 forecast shows daily high temperatures ranging from 53° to 80°, with overnight lows between 40° and 59°. The average high for May is 67° with an average low of 52°. 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 Big Stone Gap. See also: June | July | August.