S
M
T
W
T
F
S
29
39°
17°
30
35°
13°
1
36°
19°
2
39°
22°
3
39°
20°
4
35°
17°
5
34°
14°
6
39°
19°
7
37°
16°
8
38°
20°
9
42°
21°
10
44°
22°
11
44°
22°
12
43°
21°
13
42°
22°
14
41°
21°
15
40°
15°
16
41°
15°
17
33°
14°
18
38°
18°
19
42°
17°
20
44°
16°
21
41°
13°
22
37°
20°
23
41°
16°
24
44°
21°
25
42°
23°
26
46°
14°
27
38°
10°
28
31°
19°
29
35°
18°
30
42°
17°
31
40°
18°
1
44°
20°
2
42°
15°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Duckwater
Duckwater's December 2026 forecast shows daily high temperatures ranging from 31° to 46°, with overnight lows between 10° and 23°. The average high for December is 40° with an average low of 18°. 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 Duckwater. See also: January | February | March.