S
M
T
W
T
F
S
29
45°
34°
30
47°
34°
1
49°
33°
2
46°
33°
3
45°
34°
4
48°
34°
5
46°
33°
6
49°
29°
7
38°
28°
8
42°
23°
9
41°
22°
10
33°
23°
11
35°
27°
12
37°
25°
13
38°
27°
14
39°
28°
15
43°
29°
16
42°
30°
17
45°
28°
18
42°
27°
19
38°
26°
20
39°
26°
21
31°
13°
22
28°
20°
23
36°
14°
24
32°
12°
25
31°
8°
26
28°
9°
27
26°
11°
28
26°
11°
29
24°
13°
30
28°
12°
31
45°
12°
1
41°
13°
2
25°
13°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Corea
Corea's December 2026 forecast shows daily high temperatures ranging from 24° to 49°, with overnight lows between 8° and 34°. The average high for December is 38° with an average low of 23°. 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 Corea. See also: January | February | March.