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Kailua Kona Weather

Kailua Kona 14 Days Forecast

18.03
wed

Day

77°F

NE 9 mph

Precip.
100%

Night

73°F

N 3 mph

Precip.
100%

19.03
thu

Day

77°F

E 5 mph

Precip.
87%

Night

73°F

N 9 mph

Precip.
100%

20.03
fri

Day

79°F

NE 9 mph

Precip.
89%

Night

75°F

N 7 mph

Precip.
100%

21.03
sat

Day

77°F

N 12 mph

Precip.
0%

Night

72°F

N 6 mph

Precip.
100%

22.03
sun

Day

72°F

NW 7 mph

Precip.
100%

Night

72°F

N 3 mph

Precip.
0%

23.03
mon

Day

77°F

SE 4 mph

Precip.
100%

Night

73°F

S 4 mph

Precip.
51%

24.03
tue

Day

75°F

SE 3 mph

Precip.
100%

Night

73°F

N 3 mph

Precip.
68%

25.03
wed

Day

75°F

E 6 mph

Precip.
100%

Night

73°F

SE 5 mph

Precip.
27%

26.03
thu

Day

75°F

SE 7 mph

Precip.
100%

Night

73°F

SW 3 mph

Precip.
46%

27.03
fri

Day

77°F

S 6 mph

Precip.
43%

Night

73°F

W 3 mph

Precip.
29%

28.03
sat

Day

75°F

NE 4 mph

Precip.
27%

Night

73°F

NW 2 mph

Precip.
100%

29.03
sun

Day

75°F

E 5 mph

Precip.
29%

Night

73°F

E 3 mph

Precip.
100%

30.03
mon

Day

75°F

E 5 mph

Precip.
24%

Night

73°F

E 1 mph

Precip.
0%

31.03
tue

Day

77°F

E 5 mph

Precip.
0%

Night

73°F

NE 1 mph

Precip.
80%

sea water
temperature

Kailua Kona

monthly
weather

Kailua Kona

current
weather

Kailua Kona

7 days
forecast

Kailua Kona

January
February
March
April

May
June
July
August

September
October
November
December

Show year:

2026

2025

2024

The average sea water temperature in March of 2026 was 77.1°F. The highest and lowest sea temperatures during the month were 77.7°F and 76.5°F.

Show year:

2025

2024

2023

The average sea water temperature in April of 2025 was 78.1°F. The highest and lowest sea temperatures during the month were 78.8°F and 77.7°F.