S
M
T
W
T
F
S
29
52°
29°
30
53°
27°
1
51°
30°
2
56°
25°
3
50°
26°
4
49°
28°
5
54°
40°
6
58°
43°
7
62°
34°
8
64°
27°
9
51°
31°
10
54°
32°
11
57°
38°
12
54°
35°
13
54°
28°
14
48°
24°
15
45°
25°
16
46°
27°
17
50°
33°
18
53°
38°
19
52°
41°
20
58°
39°
21
63°
36°
22
63°
38°
23
54°
33°
24
62°
34°
25
54°
36°
26
58°
31°
27
57°
23°
28
53°
27°
29
45°
20°
30
44°
17°
31
43°
18°
1
39°
22°
2
43°
20°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Dart
Dart's December 2026 forecast shows daily high temperatures ranging from 39° to 64°, with overnight lows between 17° and 43°. The average high for December is 53° with an average low of 30°. 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 Dart. See also: January | February | March.
