21.12
sun
sun
Day

77°F
E 7 mph
Precip.
84%
84%
Night

73°F
N 2 mph
Precip.
0%
0%
22.12
mon
mon
Day

79°F
E 6 mph
Precip.
84%
84%
Night

73°F
SW 2 mph
Precip.
64%
64%
23.12
tue
tue
Day

77°F
E 5 mph
Precip.
70%
70%
Night

73°F
SE 2 mph
Precip.
100%
100%
24.12
wed
wed
Day

75°F
NE 5 mph
Precip.
100%
100%
Night

73°F
E 4 mph
Precip.
100%
100%
25.12
thu
thu
Day

73°F
E 3 mph
Precip.
66%
66%
Night

72°F
SE 4 mph
Precip.
100%
100%
26.12
fri
fri
Day

75°F
NE 6 mph
Precip.
26%
26%
Night

72°F
E 3 mph
Precip.
100%
100%
27.12
sat
sat
Day

75°F
E 7 mph
Precip.
23%
23%
Night

72°F
E 3 mph
Precip.
75%
75%
28.12
sun
sun
Day

75°F
E 6 mph
Precip.
77%
77%
Night

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

77°F
SE 7 mph
Precip.
24%
24%
Night

73°F
NE 1 mph
Precip.
0%
0%
30.12
tue
tue
Day

77°F
E 5 mph
Precip.
25%
25%
Night

73°F
N 2 mph
Precip.
0%
0%
31.12
wed
wed
Day

75°F
E 6 mph
Precip.
28%
28%
Night

73°F
NW 11 mph
Precip.
100%
100%
01.01
thu
thu
Day

77°F
SE 6 mph
Precip.
23%
23%
Night

75°F
N 6 mph
Precip.
0%
0%
02.01
fri
fri
Day

79°F
N 16 mph
Precip.
23%
23%
Night

75°F
N 9 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 79.4°F. The highest and lowest sea temperatures during the month were 79.9°F and 79.0°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: 00:36
December 21, sunday
0300

73°F
NE
3 mph
3 mph
0600

73°F
SE
4 mph
4 mph
0900

77°F
SE
7 mph
7 mph
1200

77°F
E
7 mph
7 mph
1500

75°F
E
5 mph
5 mph
1800

75°F
E
3 mph
3 mph
2100

73°F
E
2 mph
2 mph
December 22, monday
0000

73°F
N
2 mph
2 mph



























