Measurements:
°C
°F
CURRENT WEATHER
15:01
Kailua Kona
82°F
NE 7 mph
Feels like: 88°F
Precip: 21%
World Resorts USA Kailua Kona Weather

7 Day Weather Forecast

10.05
mon
DAY
84°F
E 6 mph
precip
10%
NIGHT
80°F
NE 6 mph
precip
32%
10.06
tue
DAY
82°F
NE 7 mph
precip
17%
NIGHT
78°F
NE 7 mph
precip
22%
10.07
wed
DAY
84°F
E 7 mph
precip
4%
NIGHT
80°F
S 2 mph
precip
8%
10.08
thu
DAY
86°F
E 6 mph
precip
4%
NIGHT
82°F
N 6 mph
precip
20%
10.09
fri
DAY
86°F
NE 13 mph
precip
18%
NIGHT
80°F
NE 9 mph
precip
11%
10.10
sat
DAY
84°F
E 7 mph
precip
9%
NIGHT
80°F
E 2 mph
precip
13%
10.11
sun
DAY
84°F
E 6 mph
precip
15%
NIGHT
80°F
SE 2 mph
precip
10%

Kailua Kona Sea Water Temperature in October, °F

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Kailua Kona was 27.2°F. The maximum and minimum values were 26.9°F and 27.4°F respectively.

Kailua Kona on the Weather Map

Best Time to Visit Kailua Kona
The most sunny months:
January 22 days
December 20 days
February 19 days
The most warm months:
September 85.8 °F
October 85.5 °F
July 85.5 °F
Warmest sea temperature:
September 84.9 °F
October 84.6 °F
August 84.4 °F
The most cold months:
January 79.9 °F
February 80.2 °F
March 81.0 °F
The most rainy months:
September 2 days
July 2 days
August 2 days
The most windy months:
May 6 mph
April 6 mph
June 6 mph
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