S
M
T
W
T
F
S
26
63°
45°
27
63°
44°
28
67°
48°
29
69°
50°
30
67°
51°
1
65°
51°
2
67°
51°
3
66°
50°
4
66°
51°
5
67°
49°
6
68°
50°
7
69°
49°
8
69°
51°
9
72°
50°
10
71°
48°
11
74°
52°
12
74°
51°
13
75°
53°
14
75°
53°
15
74°
52°
16
73°
52°
17
74°
50°
18
68°
49°
19
67°
47°
20
67°
47°
21
68°
51°
22
70°
48°
23
74°
52°
24
76°
54°
25
75°
53°
26
74°
52°
27
75°
53°
28
75°
51°
29
73°
49°
30
71°
48°
31
68°
47°
1
68°
48°
2
69°
50°
3
68°
50°
4
68°
51°
5
69°
50°
6
69°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Aptos
Aptos's May 2026 forecast shows daily high temperatures ranging from 63° to 76°, with overnight lows between 44° and 54°. The average high for May is 70° with an average low of 50°. 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 Aptos. See also: June | July | August.