S
M
T
W
T
F
S
29
41°
26°
30
37°
24°
1
28°
23°
2
32°
21°
3
34°
24°
4
38°
24°
5
33°
23°
6
32°
18°
7
23°
15°
8
24°
17°
9
32°
21°
10
36°
22°
11
36°
22°
12
35°
21°
13
34°
21°
14
22°
20°
15
30°
17°
16
31°
14°
17
28°
16°
18
29°
13°
19
26°
8°
20
24°
5°
21
20°
16°
22
29°
13°
23
30°
14°
24
28°
9°
25
29°
10°
26
25°
15°
27
28°
16°
28
31°
15°
29
31°
12°
30
28°
6°
31
27°
-1°
1
26°
-4°
2
15°
2°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Champlin
Champlin's December 2026 forecast shows daily high temperatures ranging from 15° to 41°, with overnight lows between -4° and 26°. The average high for December is 29° with an average low of 15°. 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 Champlin. See also: January | February | March.