S
M
T
W
T
F
S
26
86°
68°
27
91°
69°
28
93°
68°
29
89°
67°
30
87°
71°
1
88°
70°
2
89°
70°
3
78°
66°
4
88°
67°
5
89°
69°
6
89°
73°
7
90°
72°
8
90°
71°
9
89°
70°
10
92°
73°
11
91°
71°
12
92°
70°
13
90°
71°
14
91°
79°
15
87°
72°
16
88°
72°
17
88°
71°
18
89°
72°
19
89°
72°
20
88°
71°
21
90°
73°
22
90°
73°
23
91°
72°
24
91°
73°
25
90°
73°
26
89°
74°
27
90°
74°
28
88°
73°
29
89°
74°
30
86°
73°
31
86°
74°
1
87°
74°
2
85°
73°
3
87°
74°
4
87°
75°
5
88°
75°
6
88°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cypress Lake
Cypress Lake's May 2026 forecast shows daily high temperatures ranging from 78° to 92°, with overnight lows between 66° and 79°. The average high for May is 89° with an average low of 72°. 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 Cypress Lake. See also: June | July | August.