27.12
sat
sat
Day

75°F
NE 8 mph
Precip.
74%
74%
Night

73°F
N 7 mph
Precip.
100%
100%
28.12
sun
sun
Day

75°F
SE 7 mph
Precip.
83%
83%
Night

73°F
NE 4 mph
Precip.
100%
100%
29.12
mon
mon
Day

73°F
S 5 mph
Precip.
75%
75%
Night

73°F
N 6 mph
Precip.
0%
0%
30.12
tue
tue
Day

75°F
E 4 mph
Precip.
69%
69%
Night

73°F
SE 7 mph
Precip.
100%
100%
31.12
wed
wed
Day

73°F
N 4 mph
Precip.
22%
22%
Night

72°F
NE 1 mph
Precip.
100%
100%
01.01
thu
thu
Day

75°F
E 4 mph
Precip.
29%
29%
Night

72°F
S 1 mph
Precip.
0%
0%
02.01
fri
fri
Day

75°F
NE 6 mph
Precip.
100%
100%
Night

72°F
NE 2 mph
Precip.
100%
100%
03.01
sat
sat
Day

75°F
E 4 mph
Precip.
100%
100%
Night

72°F
NE 6 mph
Precip.
100%
100%
04.01
sun
sun
Day

70°F
E 2 mph
Precip.
100%
100%
Night

70°F
W 3 mph
Precip.
100%
100%
05.01
mon
mon
Day

75°F
NE 6 mph
Precip.
0%
0%
Night

73°F
N 8 mph
Precip.
100%
100%
06.01
tue
tue
Day

77°F
NE 7 mph
Precip.
0%
0%
Night

73°F
NW 2 mph
Precip.
0%
0%
07.01
wed
wed
Day

77°F
NE 6 mph
Precip.
0%
0%
Night

72°F
N 3 mph
Precip.
0%
0%
08.01
thu
thu
Day

77°F
NE 6 mph
Precip.
0%
0%
Night

73°F
N 6 mph
Precip.
0%
0%
09.01
fri
fri
Day

77°F
NE 8 mph
Precip.
100%
100%
Night

73°F
E 1 mph
Precip.
100%
100%
sea water
temperature
temperature
| Kailua Kona |
monthly
weather
weather
| Kailua Kona |
current
weather
weather
| Kailua Kona |
7 days
forecast
forecast
| Kailua Kona |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 79.3°F. The highest and lowest sea temperatures during the month were 79.9°F and 78.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 78.2°F. The highest and lowest sea temperatures during the month were 78.8°F and 77.7°F.
Air temperature in Kailua Kona, °F
Precipitation total in Kailua Kona, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Kailua Kona
Kailua Kona on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Kailua Kona
Local time: 15:37
December 27, saturday
1800

73°F
E
4 mph
4 mph
2100

73°F
N
6 mph
6 mph
December 28, sunday
0000

73°F
N
7 mph
7 mph
0300

72°F
N
3 mph
3 mph
0600

72°F
E
4 mph
4 mph
0900

73°F
SE
5 mph
5 mph
1200

75°F
SE
7 mph
7 mph
1500

75°F
E
7 mph
7 mph




























