S
M
T
W
T
F
S
26
85°
61°
27
91°
60°
28
92°
66°
29
89°
61°
30
87°
66°
1
85°
67°
2
86°
59°
3
81°
56°
4
83°
58°
5
86°
62°
6
91°
68°
7
90°
69°
8
87°
64°
9
86°
65°
10
90°
68°
11
88°
66°
12
91°
68°
13
89°
67°
14
88°
65°
15
85°
68°
16
86°
67°
17
86°
68°
18
89°
69°
19
89°
69°
20
87°
68°
21
89°
69°
22
89°
70°
23
90°
70°
24
90°
69°
25
89°
70°
26
90°
70°
27
89°
70°
28
86°
71°
29
86°
71°
30
87°
70°
31
85°
70°
1
86°
69°
2
83°
71°
3
86°
71°
4
86°
73°
5
87°
73°
6
87°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Weeki Wachee
Weeki Wachee's May 2026 forecast shows daily high temperatures ranging from 81° to 91°, with overnight lows between 56° 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 Weeki Wachee. See also: June | July | August.