S
M
T
W
T
F
S
29
38°
24°
30
39°
25°
1
42°
20°
2
41°
23°
3
37°
23°
4
44°
24°
5
44°
24°
6
43°
23°
7
42°
22°
8
42°
21°
9
41°
20°
10
39°
21°
11
38°
20°
12
39°
21°
13
38°
21°
14
37°
20°
15
34°
19°
16
38°
20°
17
35°
20°
18
36°
21°
19
38°
18°
20
38°
15°
21
34°
18°
22
34°
19°
23
37°
11°
24
37°
4°
25
32°
4°
26
22°
3°
27
21°
6°
28
24°
5°
29
29°
-1°
30
24°
0°
31
19°
9°
1
22°
8°
2
32°
19°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Pierre
Pierre's December 2026 forecast shows daily high temperatures ranging from 19° to 44°, with overnight lows between -1° and 25°. The average high for December is 35° with an average low of 16°. 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 Pierre. See also: January | February | March.
