S
M
T
W
T
F
S
29
46°
33°
30
45°
32°
1
44°
32°
2
44°
33°
3
44°
35°
4
46°
38°
5
48°
40°
6
45°
40°
7
44°
38°
8
43°
39°
9
44°
35°
10
43°
36°
11
55°
42°
12
49°
41°
13
56°
36°
14
57°
32°
15
43°
31°
16
44°
32°
17
43°
32°
18
43°
40°
19
50°
41°
20
53°
42°
21
53°
40°
22
54°
39°
23
52°
41°
24
54°
42°
25
56°
35°
26
57°
30°
27
45°
30°
28
43°
34°
29
45°
37°
30
51°
39°
31
51°
41°
1
53°
42°
2
54°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Downtown
Downtown's December 2026 forecast shows daily high temperatures ranging from 43° to 57°, with overnight lows between 30° and 42°. The average high for December is 48° with an average low of 37°. 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 Downtown. See also: January | February | March.
