S
M
T
W
T
F
S
26
76°
48°
27
N/A
28
75°
60°
29
72°
46°
30
66°
43°
1
61°
43°
2
58°
32°
3
62°
36°
4
70°
43°
5
72°
48°
6
70°
48°
7
65°
47°
8
66°
46°
9
66°
49°
10
68°
48°
11
68°
47°
12
75°
53°
13
74°
53°
14
67°
47°
15
67°
47°
16
68°
45°
17
68°
45°
18
70°
47°
19
72°
54°
20
74°
55°
21
75°
55°
22
77°
54°
23
77°
56°
24
79°
57°
25
79°
56°
26
76°
53°
27
73°
50°
28
73°
52°
29
74°
54°
30
74°
56°
31
78°
55°
1
81°
58°
2
81°
59°
3
80°
59°
4
79°
58°
5
76°
59°
6
79°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Oneida
Oneida's May 2026 forecast shows daily high temperatures ranging from 58° to 81°, with overnight lows between 32° and 60°. The average high for May is 72° with an average low of 51°. 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 Oneida. See also: June | July | August.