S
M
T
W
T
F
S
29
41°
16°
30
42°
20°
1
41°
14°
2
39°
13°
3
37°
15°
4
39°
15°
5
40°
14°
6
39°
11°
7
37°
14°
8
38°
11°
9
38°
11°
10
37°
10°
11
35°
12°
12
37°
14°
13
39°
18°
14
41°
17°
15
40°
14°
16
38°
21°
17
42°
25°
18
45°
17°
19
43°
20°
20
40°
19°
21
43°
21°
22
45°
19°
23
39°
19°
24
38°
25°
25
42°
27°
26
44°
23°
27
46°
27°
28
48°
19°
29
44°
14°
30
39°
14°
31
39°
13°
1
Hist. Avg.
43°
18°
2
Hist. Avg.
43°
18°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Lone Tree
Lone Tree's December 2026 forecast shows daily high temperatures ranging from 35° to 48°, with overnight lows between 10° and 27°. The average high for December is 40° with an average low of 17°. 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 Lone Tree. See also: January | February | March.
