S
M
T
W
T
F
S
26
86°
73°
27
88°
75°
28
92°
75°
29
82°
63°
30
71°
62°
1
60°
49°
2
75°
52°
3
79°
58°
4
83°
68°
5
87°
72°
6
85°
60°
7
73°
57°
8
78°
62°
9
81°
68°
10
85°
68°
11
86°
68°
12
87°
67°
13
85°
68°
14
87°
64°
15
88°
69°
16
88°
69°
17
87°
68°
18
88°
69°
19
88°
70°
20
89°
69°
21
86°
69°
22
82°
68°
23
83°
70°
24
87°
70°
25
85°
69°
26
84°
65°
27
83°
64°
28
84°
70°
29
86°
71°
30
87°
70°
31
87°
69°
1
88°
66°
2
87°
69°
3
88°
69°
4
91°
71°
5
91°
72°
6
90°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in McDade
McDade's May 2026 forecast shows daily high temperatures ranging from 60° to 91°, with overnight lows between 49° and 72°. The average high for May is 85° with an average low of 67°. 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 McDade. See also: June | July | August.