S
M
T
W
T
F
S
27
55°
33°
28
49°
28°
29
56°
28°
30
54°
36°
1
57°
27°
2
64°
32°
3
70°
33°
4
67°
37°
5
55°
35°
6
46°
33°
7
60°
37°
8
65°
36°
9
71°
38°
10
75°
39°
11
70°
46°
12
73°
43°
13
55°
34°
14
48°
32°
15
48°
32°
16
54°
27°
17
59°
32°
18
46°
32°
19
46°
28°
20
52°
30°
21
57°
32°
22
70°
32°
23
70°
37°
24
68°
45°
25
66°
39°
26
72°
36°
27
73°
41°
28
73°
41°
29
73°
45°
30
77°
45°
31
79°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Frontier
Frontier's May 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Frontier. See also: June | July | August.