S
M
T
W
T
F
S
26
99°
79°
27
100°
80°
28
96°
77°
29
96°
76°
30
95°
76°
1
94°
77°
2
94°
77°
3
95°
76°
4
94°
77°
5
95°
77°
6
94°
76°
7
94°
77°
8
95°
77°
9
94°
76°
10
94°
77°
11
95°
77°
12
94°
76°
13
95°
76°
14
94°
77°
15
94°
77°
16
95°
76°
17
94°
77°
18
93°
77°
19
94°
76°
20
94°
77°
21
95°
77°
22
94°
78°
23
94°
78°
24
95°
77°
25
93°
77°
26
93°
76°
27
94°
77°
28
95°
75°
29
96°
74°
30
95°
74°
31
95°
75°
1
94°
74°
2
96°
75°
3
94°
75°
4
94°
76°
5
95°
75°
6
94°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Alaminos
Alaminos's May 2026 forecast shows daily high temperatures ranging from 93° to 100°, with overnight lows between 74° and 80°. The average high for May is 95° with an average low of 76°. 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 Alaminos. See also: June | July | August.