S
M
T
W
T
F
S
26
59°
44°
27
61°
46°
28
69°
43°
29
76°
47°
30
81°
50°
1
82°
54°
2
74°
51°
3
66°
47°
4
60°
47°
5
65°
47°
6
74°
52°
7
81°
52°
8
82°
50°
9
87°
57°
10
88°
56°
11
89°
60°
12
85°
56°
13
77°
46°
14
84°
52°
15
84°
52°
16
76°
49°
17
67°
46°
18
77°
54°
19
82°
54°
20
87°
57°
21
88°
58°
22
88°
60°
23
79°
48°
24
80°
46°
25
72°
47°
26
66°
45°
27
67°
42°
28
68°
52°
29
67°
52°
30
78°
55°
31
87°
58°
1
89°
60°
2
92°
53°
3
86°
54°
4
88°
53°
5
83°
52°
6
80°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mt Baldy
Mt Baldy's May 2026 forecast shows daily high temperatures ranging from 67° to 92°, with overnight lows between 52° and 60°. The average high for May is 82° with an average low of 54°. 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 Mt Baldy. See also: June | July | August.