S
M
T
W
T
F
S
26
40°
34°
27
41°
34°
28
46°
30°
29
40°
35°
30
38°
34°
1
39°
35°
2
47°
34°
3
47°
36°
4
45°
37°
5
46°
37°
6
50°
32°
7
46°
27°
8
46°
32°
9
46°
28°
10
41°
29°
11
41°
29°
12
48°
37°
13
45°
37°
14
51°
35°
15
51°
29°
16
42°
38°
17
43°
38°
18
45°
38°
19
48°
37°
20
51°
36°
21
47°
37°
22
40°
32°
23
41°
34°
24
45°
31°
25
47°
37°
26
44°
38°
27
43°
35°
28
46°
34°
29
43°
36°
30
47°
35°
31
45°
36°
1
46°
36°
2
47°
38°
3
48°
37°
4
52°
41°
5
49°
42°
6
50°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Big Mountain Airport
Big Mountain Airport's May 2026 forecast shows daily high temperatures ranging from 40° to 52°, with overnight lows between 31° and 42°. The average high for May is 46° with an average low of 36°. 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 Mountain Airport. See also: June | July | August.
