S
M
T
W
T
F
S
26
59°
42°
27
64°
42°
28
64°
33°
29
69°
38°
30
67°
39°
1
66°
37°
2
69°
36°
3
74°
43°
4
69°
45°
5
67°
41°
6
60°
39°
7
73°
33°
8
82°
42°
9
82°
47°
10
80°
43°
11
85°
43°
12
90°
48°
13
87°
50°
14
83°
48°
15
85°
51°
16
83°
52°
17
77°
50°
18
62°
41°
19
68°
37°
20
73°
39°
21
77°
40°
22
74°
46°
23
83°
49°
24
91°
55°
25
78°
53°
26
76°
54°
27
86°
54°
28
87°
57°
29
82°
58°
30
95°
57°
31
96°
62°
1
97°
65°
2
96°
64°
3
97°
65°
4
97°
64°
5
95°
65°
6
81°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mexican Water
Mexican Water's May 2026 forecast shows daily high temperatures ranging from 76° to 97°, with overnight lows between 49° and 65°. The average high for May is 89° with an average low of 59°. 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 Mexican Water. See also: June | July | August.