S
M
T
W
T
F
S
26
84°
64°
27
80°
65°
28
84°
65°
29
90°
60°
30
92°
70°
1
91°
71°
2
86°
63°
3
78°
61°
4
81°
60°
5
83°
56°
6
99°
68°
7
96°
71°
8
90°
71°
9
89°
73°
10
90°
72°
11
88°
66°
12
85°
62°
13
86°
64°
14
89°
68°
15
89°
68°
16
88°
67°
17
88°
66°
18
89°
67°
19
88°
64°
20
86°
67°
21
88°
66°
22
88°
68°
23
89°
68°
24
86°
67°
25
84°
68°
26
84°
68°
27
85°
67°
28
84°
69°
29
84°
69°
30
83°
68°
31
84°
69°
1
84°
70°
2
85°
70°
3
87°
69°
4
86°
70°
5
86°
70°
6
87°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Chain O'Lakes
Chain O'Lakes's May 2026 forecast shows daily high temperatures ranging from 83° to 99°, with overnight lows between 62° and 73°. The average high for May is 87° with an average low of 68°. 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 Chain O'Lakes. See also: June | July | August.