S
M
T
W
T
F
S
29
66°
48°
30
72°
56°
31
78°
58°
1
79°
62°
2
81°
58°
3
81°
61°
4
81°
63°
5
64°
50°
6
67°
46°
7
71°
46°
8
71°
46°
9
70°
50°
10
75°
47°
11
80°
47°
12
82°
50°
13
79°
56°
14
82°
56°
15
82°
54°
16
82°
57°
17
84°
55°
18
80°
52°
19
62°
43°
20
74°
46°
21
79°
54°
22
81°
54°
23
82°
56°
24
81°
62°
25
79°
62°
26
80°
65°
27
79°
61°
28
77°
56°
29
75°
55°
30
76°
54°
1
75°
57°
2
77°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Oneonta
Oneonta's April 2026 forecast shows daily high temperatures ranging from 74° to 82°, with overnight lows between 46° and 65°. The average high for April is 78° with an average low of 57°. 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 Oneonta. See also: May | June | July.