S
M
T
W
T
F
S
27
66°
36°
28
81°
46°
29
82°
52°
30
64°
43°
1
73°
54°
2
70°
52°
3
63°
46°
4
50°
43°
5
64°
50°
6
72°
48°
7
75°
48°
8
64°
50°
9
66°
39°
10
79°
39°
11
75°
46°
12
77°
50°
13
72°
59°
14
75°
61°
15
88°
63°
16
84°
64°
17
68°
57°
18
64°
50°
19
70°
46°
20
55°
46°
21
59°
48°
22
57°
45°
23
61°
39°
24
66°
39°
25
64°
52°
26
72°
43°
27
73°
55°
28
63°
54°
29
66°
50°
30
73°
55°
31
66°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mentone
Mentone'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 Mentone. See also: June | July | August.