S
M
T
W
T
F
S
29
54°
36°
30
58°
42°
1
62°
43°
2
53°
36°
3
65°
33°
4
55°
30°
5
50°
31°
6
51°
35°
7
58°
38°
8
59°
42°
9
47°
30°
10
47°
28°
11
Hist. Avg.
55°
36°
12
Hist. Avg.
55°
36°
13
Hist. Avg.
55°
36°
14
Hist. Avg.
55°
36°
15
Hist. Avg.
54°
36°
16
Hist. Avg.
54°
36°
17
Hist. Avg.
54°
35°
18
Hist. Avg.
54°
35°
19
Hist. Avg.
54°
35°
20
Hist. Avg.
53°
35°
21
Hist. Avg.
53°
35°
22
Hist. Avg.
53°
35°
23
Hist. Avg.
53°
34°
24
Hist. Avg.
53°
34°
25
Hist. Avg.
52°
34°
26
Hist. Avg.
52°
34°
27
Hist. Avg.
52°
34°
28
Hist. Avg.
52°
34°
29
Hist. Avg.
52°
34°
30
Hist. Avg.
52°
34°
31
Hist. Avg.
52°
34°
1
Hist. Avg.
52°
33°
2
Hist. Avg.
52°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Lilburn
Lilburn's December 2026 forecast shows daily high temperatures ranging from 47° to 65°, with overnight lows between 28° and 43°. The average high for December is 55° with an average low of 35°. 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 Lilburn. See also: January | February | March.
