World Resorts USA Kailua Kona Weather

Kailua Kona sea water temperature

Current sea water temperature:
+81.9°F
Minimum sea water temperature in November: 82.8°F
Maximum sea water temperature in November: 77.2°F
Average sea water temperature in November: 80.1°F

Sea water temperature for the last 10 days:

October 28 81.9°F October 23 81.3°F
October 27 81.9°F October 22 81.7°F
October 26 81.5°F October 21 81.9°F
October 25 81.7°F October 20 82.2°F
October 24 81.1°F October 19 82.2°F

When is the warmest sea in Kailua Kona?

Based on the data about daily sea water temperature for the last three years the warmest sea in Kailua Kona was noticed in September, October and August.

Monthly Sea Temperatures in Kailua Kona, °F

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 82.4°F. The highest and lowest sea temperatures during the month were 83.3°F and 81.7°F.

Sea water temperature in October, °F

Show year:
2026
2025
2024

The average sea water temperature in October of 2026 was 82.0°F. The highest and lowest sea temperatures during the month were 82.8°F and 81.1°F.

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 81.8°F. The highest and lowest sea temperatures during the month were 82.8°F and 81.0°F.

Best time for vacation in Kailua Kona

Sunniest months:
January 22 days
December 20 days
February 19 days
Warmest months:
September 82.2 °F
July 82.0 °F
August 81.9 °F
Warmest sea temp:
September 81.4 °F
October 81.2 °F
August 81.0 °F
Coldest months:
January 76.9 °F
February 77.2 °F
March 77.9 °F
Rainiest months:
September 2 days
July 2 days
August 2 days
Windiest months:
May 6.8 mph
April 6.6 mph
June 6.4 mph

Kailua Kona on a weather map

Kailua Kona
+73°F
NW 1 mph
Feels like: +77°F
Precip.: 20%
Places in USA:
Name
°F
+63°F
+63°F
+75°F
+50°F
+64°F
+82°F
+68°F
+63°F
+68°F
+55°F
+64°F
+79°F
+77°F
+63°F
+63°F
24 Hours Forecast
Kailua Kona
Local time: 02:48
November 04, wednesday
0300
73°F
NW
1 mph
0600
73°F
NW
3 mph
0900
77°F
NE
3 mph
1200
81°F
E
6 mph
1500
81°F
E
5 mph
1800
77°F
NE
4 mph
2100
77°F
N
6 mph
November 05, thursday
0000
75°F
N
6 mph
Units of measurement: °C / °F