S
M
T
W
T
F
S
26
62°
47°
27
68°
48°
28
77°
42°
29
80°
45°
30
82°
45°
1
79°
47°
2
72°
53°
3
67°
53°
4
66°
46°
5
68°
53°
6
78°
56°
7
81°
53°
8
81°
53°
9
85°
50°
10
81°
52°
11
89°
54°
12
81°
53°
13
81°
48°
14
86°
49°
15
87°
49°
16
81°
54°
17
75°
50°
18
81°
58°
19
84°
57°
20
84°
47°
21
84°
50°
22
81°
48°
23
74°
49°
24
72°
49°
25
76°
50°
26
79°
51°
27
79°
49°
28
75°
50°
29
81°
51°
30
79°
52°
31
76°
51°
1
79°
53°
2
80°
53°
3
80°
54°
4
82°
54°
5
81°
53°
6
80°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Howell Mountain
Howell Mountain's May 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 47° and 58°. The average high for May is 79° 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 Howell Mountain. See also: June | July | August.