S
M
T
W
T
F
S
26
89°
70°
27
89°
75°
28
93°
77°
29
84°
64°
30
76°
61°
1
65°
54°
2
75°
50°
3
80°
50°
4
82°
57°
5
85°
69°
6
85°
63°
7
70°
60°
8
80°
62°
9
90°
71°
10
89°
65°
11
83°
64°
12
85°
61°
13
90°
60°
14
90°
61°
15
91°
68°
16
90°
68°
17
89°
74°
18
92°
77°
19
92°
67°
20
85°
67°
21
82°
66°
22
88°
64°
23
83°
67°
24
87°
66°
25
88°
67°
26
89°
71°
27
82°
70°
28
87°
70°
29
89°
70°
30
90°
68°
31
87°
69°
1
86°
64°
2
84°
65°
3
86°
65°
4
86°
66°
5
89°
69°
6
87°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Niederwald
Niederwald's May 2026 forecast shows daily high temperatures ranging from 82° to 90°, with overnight lows between 64° and 72°. 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 Niederwald. See also: June | July | August.