World Resorts USA Kailua Kona Weather

Kailua Kona 14 Days Forecast

20.12
sat
Day
79°F
SE 8 mph
Precip.
72%
Night
75°F
N 7 mph
Precip.
0%
21.12
sun
Day
79°F
SE 8 mph
Precip.
69%
Night
75°F
NE 2 mph
Precip.
69%
22.12
mon
Day
79°F
NE 8 mph
Precip.
71%
Night
73°F
NW 4 mph
Precip.
100%
23.12
tue
Day
77°F
E 6 mph
Precip.
62%
Night
73°F
N 6 mph
Precip.
100%
24.12
wed
Day
75°F
N 3 mph
Precip.
78%
Night
73°F
E 4 mph
Precip.
100%
25.12
thu
Day
73°F
SE 6 mph
Precip.
73%
Night
73°F
NE 5 mph
Precip.
82%
26.12
fri
Day
75°F
E 4 mph
Precip.
67%
Night
73°F
SE 4 mph
Precip.
74%
27.12
sat
Day
77°F
E 6 mph
Precip.
20%
Night
73°F
SE 4 mph
Precip.
68%
28.12
sun
Day
77°F
NE 7 mph
Precip.
26%
Night
73°F
N 4 mph
Precip.
57%
29.12
mon
Day
75°F
E 4 mph
Precip.
75%
Night
73°F
SE 1 mph
Precip.
59%
30.12
tue
Day
77°F
SE 7 mph
Precip.
26%
Night
73°F
N 5 mph
Precip.
100%
31.12
wed
Day
77°F
NE 6 mph
Precip.
84%
Night
73°F
S 6 mph
Precip.
76%
01.01
thu
Day
77°F
NE 6 mph
Precip.
20%
Night
73°F
NE 1 mph
Precip.
28%
02.01
fri
Day
77°F
NE 7 mph
Precip.
80%
Night
73°F
SE 2 mph
Precip.
100%

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

Sunniest months:
January 23 days
December 21 days
February 20 days
Warmest months:
September 82.4 °F
August 82.1 °F
July 82.1 °F
Warmest sea temp:
September 81.3 °F
October 81.1 °F
August 80.9 °F
Coldest months:
January 77.1 °F
February 77.4 °F
March 78.0 °F
Rainiest months:
September 2 days
July 2 days
August 2 days
Windiest months:
May 7.0 mph
April 6.8 mph
June 6.5 mph

Kailua Kona on a weather map

Kailua Kona
+79°F
S 9 mph
Feels like: +82°F
Precip.: 82%
Places in USA:
Name
°F
+45°F
+77°F
+77°F
+64°F
+66°F
+77°F
+77°F
+72°F
+36°F
+63°F
+57°F
+77°F
+75°F
+75°F
+34°F
24 Hours Forecast
Kailua Kona
Local time: 14:21
December 20, saturday
1500
79°F
S
9 mph
1800
77°F
S
8 mph
2100
75°F
S
1 mph
December 21, sunday
0000
75°F
N
7 mph
0300
73°F
N
3 mph
0600
73°F
E
1 mph
0900
77°F
SE
6 mph
1200
79°F
SE
8 mph
Units of measurement: °C / °F