S
M
T
W
T
F
S
26
89°
67°
27
98°
71°
28
92°
70°
29
72°
56°
30
61°
52°
1
56°
45°
2
75°
51°
3
77°
58°
4
87°
66°
5
90°
58°
6
84°
56°
7
81°
55°
8
82°
59°
9
81°
59°
10
83°
63°
11
85°
65°
12
87°
66°
13
84°
60°
14
87°
64°
15
87°
66°
16
86°
65°
17
88°
66°
18
87°
66°
19
88°
67°
20
88°
66°
21
86°
66°
22
84°
65°
23
85°
66°
24
88°
67°
25
87°
64°
26
81°
60°
27
81°
60°
28
83°
67°
29
83°
67°
30
86°
68°
31
87°
68°
1
88°
67°
2
90°
69°
3
91°
70°
4
91°
69°
5
89°
69°
6
89°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in De Leon
De Leon's May 2026 forecast shows daily high temperatures ranging from 56° to 91°, with overnight lows between 45° and 70°. The average high for May is 84° with an average low of 63°. 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 De Leon. See also: June | July | August.