S
M
T
W
T
F
S
29
80°
70°
30
79°
70°
1
79°
69°
2
80°
70°
3
79°
70°
4
79°
69°
5
80°
69°
6
79°
67°
7
78°
68°
8
78°
68°
9
79°
69°
10
79°
68°
11
81°
66°
12
82°
67°
13
81°
65°
14
82°
66°
15
81°
67°
16
82°
66°
17
82°
66°
18
81°
67°
19
81°
68°
20
80°
67°
21
82°
68°
22
82°
68°
23
81°
66°
24
82°
65°
25
82°
66°
26
80°
67°
27
81°
66°
28
81°
66°
29
80°
65°
30
81°
67°
31
81°
67°
1
82°
66°
2
81°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Kaunakakai
Kaunakakai's December 2026 forecast shows daily high temperatures ranging from 78° to 82°, with overnight lows between 65° and 70°. The average high for December is 81° with an average low of 67°. 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 Kaunakakai. See also: January | February | March.
