S
M
T
W
T
F
S
29
72°
54°
30
73°
55°
1
74°
56°
2
72°
55°
3
73°
56°
4
73°
55°
5
72°
55°
6
72°
54°
7
73°
56°
8
72°
55°
9
73°
56°
10
73°
55°
11
72°
56°
12
73°
56°
13
72°
55°
14
72°
55°
15
72°
56°
16
73°
55°
17
72°
55°
18
71°
54°
19
72°
54°
20
71°
55°
21
72°
54°
22
71°
53°
23
72°
54°
24
72°
55°
25
71°
55°
26
72°
54°
27
72°
54°
28
71°
53°
29
72°
54°
30
72°
50°
31
71°
54°
1
71°
54°
2
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in ‘Umikoa
‘Umikoa's December 2026 forecast shows daily high temperatures ranging from 71° to 74°, with overnight lows between 50° and 56°. The average high for December is 72° with an average low of 55°. 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 ‘Umikoa. See also: January | February | March.
