S
M
T
W
T
F
S
26
72°
45°
27
66°
45°
28
55°
39°
29
57°
41°
30
54°
39°
1
52°
36°
2
64°
30°
3
72°
48°
4
70°
46°
5
54°
34°
6
54°
32°
7
64°
36°
8
77°
41°
9
64°
43°
10
70°
36°
11
73°
34°
12
79°
57°
13
75°
46°
14
79°
54°
15
90°
52°
16
79°
54°
17
79°
61°
18
63°
54°
19
N/A
20
61°
46°
21
61°
48°
22
61°
51°
23
68°
48°
24
79°
56°
25
83°
59°
26
82°
58°
27
78°
59°
28
80°
60°
29
81°
60°
30
82°
62°
31
82°
61°
1
80°
62°
2
77°
55°
3
80°
61°
4
79°
59°
5
73°
54°
6
72°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Mallard
Mallard's May 2026 forecast shows daily high temperatures ranging from 61° to 83°, with overnight lows between 46° and 62°. The average high for May is 76° with an average low of 57°. 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 Mallard. See also: June | July | August.