S
M
T
W
T
F
S
27
61°
46°
28
64°
46°
29
54°
32°
30
68°
30°
1
66°
43°
2
48°
37°
3
64°
30°
4
79°
37°
5
77°
37°
6
81°
41°
7
64°
43°
8
68°
34°
9
81°
36°
10
70°
45°
11
88°
43°
12
82°
57°
13
84°
46°
14
82°
61°
15
77°
54°
16
55°
46°
17
50°
41°
18
52°
34°
19
54°
34°
20
43°
37°
21
50°
37°
22
66°
36°
23
63°
36°
24
64°
36°
25
68°
36°
26
72°
43°
27
68°
46°
28
66°
50°
29
73°
52°
30
77°
50°
31
75°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Onamia
Onamia's May 2025 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 Onamia. See also: June | July | August.