S
M
T
W
T
F
S
26
62°
45°
27
55°
43°
28
58°
41°
29
53°
33°
30
52°
29°
1
55°
35°
2
65°
29°
3
71°
41°
4
64°
42°
5
51°
36°
6
45°
32°
7
59°
33°
8
71°
31°
9
59°
37°
10
58°
33°
11
66°
33°
12
71°
51°
13
72°
43°
14
78°
46°
15
87°
57°
16
79°
45°
17
67°
53°
18
64°
57°
19
54°
43°
20
61°
38°
21
65°
42°
22
66°
47°
23
69°
51°
24
82°
57°
25
86°
57°
26
86°
62°
27
90°
60°
28
83°
58°
29
87°
60°
30
83°
62°
31
78°
59°
1
81°
58°
2
84°
53°
3
85°
57°
4
83°
66°
5
82°
62°
6
86°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Osceola
Osceola's May 2026 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 Osceola. See also: June | July | August.