S
M
T
W
T
F
S
29
50°
36°
30
48°
32°
1
41°
36°
2
42°
32°
3
43°
34°
4
41°
27°
5
46°
29°
6
45°
25°
7
37°
26°
8
37°
25°
9
36°
26°
10
36°
25°
11
37°
28°
12
36°
29°
13
36°
30°
14
37°
31°
15
35°
33°
16
36°
33°
17
37°
32°
18
38°
32°
19
37°
29°
20
38°
30°
21
37°
29°
22
38°
27°
23
36°
24°
24
35°
22°
25
35°
19°
26
34°
20°
27
41°
26°
28
39°
27°
29
37°
26°
30
Hist. Avg.
35°
27°
31
Hist. Avg.
35°
27°
1
Hist. Avg.
35°
27°
2
Hist. Avg.
35°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Vienna
Vienna's December 2026 forecast shows daily high temperatures ranging from 34° to 50°, with overnight lows between 19° and 36°. The average high for December is 39° with an average low of 28°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Vienna. See also: January | February | March.
