Kailua, HI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Kailua, a community in Hawaii County, Hawaii.

Today

83°F

Mostly Sunny then Isolated Rain Showers

Isolated rain showers after noon. Mostly sunny, with a high near 83. South southwest wind 2 to 9 mph. Chance of precipitation is 20%.

7-day forecast for Kailua

When	Temp	Forecast	Wind	Precip
Today	83°F	Mostly Sunny then Isolated Rain Showers	2 to 9 mph SSW	17%
Tonight	73°F	Partly Cloudy	2 to 6 mph SSE	13%
Wednesday	84°F	Mostly Sunny	2 to 7 mph S	10%
Wednesday Night	73°F	Partly Cloudy	2 mph SSE	10%
Thursday	85°F	Mostly Sunny	3 mph SSW	14%
Thursday Night	74°F	Partly Cloudy	3 mph ESE	11%
Friday	86°F	Mostly Sunny	1 to 5 mph ESE	12%
Friday Night	75°F	Mostly Cloudy	2 mph NE	13%
Saturday	86°F	Partly Sunny	1 to 5 mph NE	11%
Saturday Night	74°F	Mostly Cloudy	2 mph E	10%
Sunday	85°F	Mostly Sunny	3 mph WSW	9%
Sunday Night	73°F	Partly Cloudy	2 mph S	10%
Monday	84°F	Mostly Sunny	3 mph SSW	9%
Monday Night	72°F	Partly Cloudy	2 mph E	10%

Forecast source: National Weather Service (api.weather.gov) for Kailua (19.646, -155.998). Updated through the day.

Growing snapshot for Kailua

Growing season

365 days

More local growing data for Kailua: nearby ZIP 96725 weather · frost dates · planting calendar · Hawaii frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Kailua Kona Ke-Ahole Ap, Hi (13.6 mi from Kailua). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.