S
M
T
W
T
F
S
26
55°
35°
27
59°
34°
28
62°
39°
29
66°
37°
30
71°
37°
1
75°
37°
2
78°
45°
3
77°
42°
4
76°
47°
5
72°
48°
6
77°
43°
7
72°
47°
8
69°
49°
9
71°
46°
10
72°
43°
11
73°
46°
12
81°
44°
13
66°
46°
14
60°
43°
15
57°
37°
16
51°
39°
17
59°
36°
18
63°
41°
19
62°
44°
20
63°
41°
21
68°
46°
22
71°
46°
23
76°
48°
24
74°
49°
25
61°
42°
26
56°
42°
27
63°
47°
28
65°
48°
29
59°
45°
30
64°
48°
31
68°
52°
1
69°
44°
2
73°
49°
3
74°
50°
4
74°
50°
5
73°
49°
6
73°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Osburn
Osburn's May 2026 forecast shows daily high temperatures ranging from 56° to 76°, with overnight lows between 41° and 52°. The average high for May is 68° with an average low of 47°. 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 Osburn. See also: June | July | August.