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