S
M
T
W
T
F
S
26
64°
47°
27
59°
45°
28
55°
41°
29
56°
42°
30
58°
40°
1
61°
42°
2
56°
41°
3
60°
43°
4
63°
46°
5
60°
43°
6
62°
41°
7
64°
44°
8
60°
45°
9
60°
50°
10
69°
50°
11
63°
49°
12
69°
52°
13
71°
46°
14
62°
44°
15
62°
45°
16
65°
52°
17
70°
53°
18
73°
52°
19
72°
43°
20
61°
42°
21
63°
48°
22
63°
46°
23
65°
53°
24
73°
56°
25
76°
55°
26
74°
51°
27
66°
51°
28
67°
53°
29
68°
54°
30
68°
57°
31
75°
56°
1
70°
49°
2
69°
49°
3
71°
48°
4
73°
51°
5
76°
52°
6
73°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lake Orion
Lake Orion's May 2026 forecast shows daily high temperatures ranging from 55° to 76°, with overnight lows between 40° and 57°. The average high for May is 66° with an average low of 48°. 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 Lake Orion. See also: June | July | August.