S
M
T
W
T
F
S
29
52°
38°
30
53°
36°
1
55°
32°
2
48°
35°
3
53°
22°
4
57°
21°
5
42°
21°
6
43°
23°
7
45°
25°
8
46°
21°
9
44°
19°
10
40°
19°
11
39°
21°
12
40°
20°
13
41°
21°
14
42°
22°
15
43°
23°
16
44°
24°
17
44°
31°
18
47°
31°
19
47°
29°
20
43°
26°
21
42°
28°
22
41°
25°
23
42°
26°
24
45°
21°
25
40°
23°
26
38°
22°
27
38°
20°
28
40°
22°
29
39°
20°
30
40°
23°
31
Hist. Avg.
44°
28°
1
Hist. Avg.
44°
28°
2
Hist. Avg.
44°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Louisa
Louisa's December 2026 forecast shows daily high temperatures ranging from 38° to 57°, with overnight lows between 19° and 38°. The average high for December is 44° with an average low of 25°. 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 Louisa. See also: January | February | March.