S
M
T
W
T
F
S
29
54°
37°
30
60°
31°
1
60°
29°
2
50°
26°
3
49°
26°
4
46°
35°
5
51°
36°
6
57°
40°
7
58°
37°
8
60°
33°
9
60°
27°
10
50°
25°
11
47°
30°
12
51°
36°
13
56°
35°
14
55°
34°
15
49°
36°
16
51°
31°
17
56°
25°
18
54°
27°
19
47°
31°
20
45°
17°
21
56°
16°
22
40°
19°
23
37°
19°
24
40°
17°
25
38°
18°
26
39°
23°
27
39°
20°
28
42°
25°
29
40°
32°
30
51°
31°
31
51°
27°
1
49°
25°
2
48°
21°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Crofton
Crofton's December 2026 forecast shows daily high temperatures ranging from 37° to 60°, with overnight lows between 16° and 40°. The average high for December is 50° with an average low of 28°. 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 Crofton. See also: January | February | March.