S
M
T
W
T
F
S
26
81°
56°
27
81°
60°
28
62°
54°
29
62°
44°
30
67°
40°
1
64°
39°
2
63°
41°
3
81°
40°
4
83°
52°
5
70°
44°
6
62°
41°
7
68°
39°
8
71°
51°
9
82°
55°
10
70°
46°
11
79°
42°
12
82°
50°
13
77°
50°
14
77°
44°
15
79°
63°
16
84°
64°
17
86°
66°
18
78°
65°
19
70°
58°
20
65°
54°
21
72°
59°
22
69°
62°
23
80°
63°
24
81°
59°
25
84°
55°
26
80°
65°
27
81°
64°
28
80°
67°
29
76°
62°
30
79°
55°
31
78°
54°
1
81°
58°
2
79°
59°
3
80°
60°
4
81°
61°
5
84°
61°
6
83°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Osage Bluff
Osage Bluff's May 2026 forecast shows daily high temperatures ranging from 76° to 84°, with overnight lows between 54° and 67°. The average high for May is 80° with an average low of 60°. 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 Osage Bluff. See also: June | July | August.