S
M
T
W
T
F
S
26
83°
65°
27
86°
67°
28
86°
69°
29
86°
67°
30
75°
66°
1
67°
54°
2
73°
51°
3
76°
44°
4
77°
48°
5
82°
54°
6
86°
71°
7
77°
65°
8
74°
67°
9
79°
69°
10
82°
68°
11
83°
53°
12
79°
56°
13
84°
62°
14
85°
69°
15
88°
68°
16
87°
68°
17
84°
67°
18
82°
66°
19
85°
64°
20
82°
67°
21
84°
66°
22
84°
68°
23
86°
67°
24
86°
67°
25
83°
68°
26
83°
68°
27
84°
67°
28
84°
68°
29
82°
68°
30
83°
67°
31
84°
67°
1
84°
68°
2
85°
69°
3
85°
69°
4
84°
70°
5
84°
70°
6
85°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Waldheim
Waldheim's May 2026 forecast shows daily high temperatures ranging from 74° to 88°, with overnight lows between 53° and 71°. The average high for May is 83° 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 Waldheim. See also: June | July | August.