S
M
T
W
T
F
S
26
63°
47°
27
76°
46°
28
74°
58°
29
63°
49°
30
57°
41°
1
54°
40°
2
51°
34°
3
61°
32°
4
72°
47°
5
69°
57°
6
59°
43°
7
59°
39°
8
69°
42°
9
71°
52°
10
68°
50°
11
68°
43°
12
71°
40°
13
67°
41°
14
63°
43°
15
66°
56°
16
80°
61°
17
83°
63°
18
84°
63°
19
75°
58°
20
72°
52°
21
74°
58°
22
76°
59°
23
77°
60°
24
80°
61°
25
78°
53°
26
79°
58°
27
79°
58°
28
78°
59°
29
80°
59°
30
80°
58°
31
79°
58°
1
75°
54°
2
75°
56°
3
79°
59°
4
81°
60°
5
77°
59°
6
78°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in New Vienna
New Vienna's May 2026 forecast shows daily high temperatures ranging from 63° to 84°, with overnight lows between 41° and 63°. The average high for May is 77° 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 New Vienna. See also: June | July | August.