S
M
T
W
T
F
S
30
39°
34°
1
43°
31°
2
41°
36°
3
41°
36°
4
44°
37°
5
44°
38°
6
40°
34°
7
51°
29°
8
54°
36°
9
45°
40°
10
52°
31°
11
51°
31°
12
41°
32°
13
39°
36°
14
38°
35°
15
35°
31°
16
35°
33°
17
38°
34°
18
38°
33°
19
39°
35°
20
37°
33°
21
38°
34°
22
41°
36°
23
40°
35°
24
35°
31°
25
33°
29°
26
34°
24°
27
37°
22°
28
39°
26°
29
32°
21°
30
36°
26°
31
33°
25°
1
38°
30°
2
40°
30°
3
38°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in St. Polten
St. Polten's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 St. Polten. See also: January | February | March.
