S
M
T
W
T
F
S
29
75°
43°
30
87°
62°
31
82°
60°
1
62°
49°
2
74°
49°
3
73°
43°
4
55°
39°
5
62°
36°
6
67°
39°
7
66°
40°
8
78°
52°
9
80°
57°
10
65°
58°
11
79°
64°
12
72°
63°
13
84°
63°
14
79°
45°
15
63°
43°
16
68°
50°
17
75°
54°
18
72°
55°
19
72°
56°
20
77°
55°
21
67°
44°
22
61°
50°
23
70°
52°
24
72°
50°
25
68°
48°
26
65°
50°
27
69°
52°
28
72°
53°
29
71°
54°
30
73°
52°
1
67°
50°
2
64°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Osawatomie
Osawatomie's April 2026 forecast shows daily high temperatures ranging from 61° to 84°, with overnight lows between 43° and 64°. The average high for April is 71° with an average low of 53°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Osawatomie. See also: May | June | July.