Average data for 10 years
1 December
Monday
+12°
+10°
2 December
Tuesday
+12°
+10°
3 December
Wednesday
+11°
+9°
4 December
Thursday
+11°
+9°
5 December
Friday
+11°
+8°
6 December
Saturday
+10°
+8°
7 December
Sunday
+10°
+9°
8 December
Monday
+11°
+9°
9 December
Tuesday
+11°
+9°
10 December
Wednesday
+11°
+9°
11 December
Thursday
+10°
+8°
12 December
Friday
+10°
+8°
13 December
Saturday
+10°
+8°
14 December
Sunday
+10°
+9°
15 December
Monday
+10°
+8°
16 December
Tuesday
+10°
+7°
17 December
Wednesday
+9°
+7°
18 December
Thursday
+9°
+7°
19 December
Friday
+10°
+8°
20 December
Saturday
+10°
+8°
21 December
Sunday
+10°
+8°
22 December
Monday
+10°
+8°
23 December
Tuesday
+10°
+7°
24 December
Wednesday
+9°
+7°
25 December
Thursday
+9°
+7°
26 December
Friday
+8°
+6°
27 December
Saturday
+8°
+7°
28 December
Sunday
+9°
+7°
29 December
Monday
+9°
+7°
30 December
Tuesday
+8°
+6°
31 December
Wednesday
+8°
+6°
In December, the weather in Jeju is typically warm. Average daily high temperature in December is about 10 degrees above zero. On average, Jeju has 12 rainy, 9 cloudy, 8 partly cloudy, and 2 sunny days in December. The rains are usually moderate. December as well as January, February, and March is considered the most uncomfortable time to visit Jeju.