S
M
T
W
T
F
S
26
63°
37°
27
66°
34°
28
70°
42°
29
65°
44°
30
59°
37°
1
69°
38°
2
79°
40°
3
78°
46°
4
73°
49°
5
72°
50°
6
69°
47°
7
54°
45°
8
65°
40°
9
70°
44°
10
77°
46°
11
63°
42°
12
51°
38°
13
57°
37°
14
57°
42°
15
56°
40°
16
54°
39°
17
61°
37°
18
62°
38°
19
65°
43°
20
66°
49°
21
72°
53°
22
77°
46°
23
85°
51°
24
N/A
25
86°
54°
26
89°
58°
27
83°
51°
28
79°
51°
29
86°
58°
30
85°
58°
31
81°
57°
1
79°
58°
2
78°
57°
3
79°
56°
4
77°
56°
5
75°
54°
6
64°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Wittenbach
Wittenbach's May 2026 forecast shows daily high temperatures ranging from 64° to 89°, with overnight lows between 51° and 58°. The average high for May is 80° with an average low of 56°. 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 Wittenbach. See also: June | July | August.