S
M
T
W
T
F
S
30
41°
27°
1
36°
27°
2
30°
25°
3
28°
25°
4
30°
16°
5
32°
16°
6
36°
27°
7
43°
32°
8
34°
16°
9
43°
14°
10
45°
32°
11
32°
30°
12
34°
28°
13
32°
14°
14
12°
-2°
15
27°
-2°
16
37°
9°
17
50°
28°
18
55°
36°
19
43°
19°
20
54°
18°
21
41°
21°
22
46°
19°
23
63°
36°
24
54°
28°
25
52°
43°
26
63°
43°
27
48°
43°
28
70°
46°
29
48°
18°
30
27°
18°
31
36°
27°
1
36°
21°
2
32°
18°
3
32°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Upper Arlington
Upper Arlington's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Upper Arlington. See also: January | February | March.
