Waialua, HI Weather & Growing Conditions

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

Overnight

72°F

Scattered Rain Showers

Scattered rain showers. Partly cloudy, with a low around 72. East northeast wind 2 to 6 mph. Chance of precipitation is 30%.

7-day forecast for Waialua

When	Temp	Forecast	Wind	Precip
Overnight	72°F	Scattered Rain Showers	2 to 6 mph ENE	25%
Tuesday	86°F	Scattered Rain Showers	2 to 7 mph ENE	26%
Tuesday Night	72°F	Scattered Rain Showers	7 mph ENE	25%
Wednesday	86°F	Scattered Rain Showers	8 mph ENE	27%
Wednesday Night	73°F	Scattered Rain Showers	8 mph ENE	28%
Thursday	86°F	Isolated Rain Showers	9 mph ENE	24%
Thursday Night	73°F	Scattered Rain Showers	9 mph ENE	29%
Friday	87°F	Scattered Rain Showers	10 mph ENE	29%
Friday Night	73°F	Scattered Rain Showers	12 mph ENE	28%
Saturday	87°F	Isolated Rain Showers	13 mph ENE	15%
Saturday Night	73°F	Mostly Clear	12 mph ENE	12%
Sunday	87°F	Mostly Sunny	13 mph ENE	12%
Sunday Night	73°F	Isolated Rain Showers	9 to 13 mph ENE	24%
Monday	88°F	Sunny	13 mph ENE	12%

Forecast source: National Weather Service (api.weather.gov) for Waialua (21.567, -158.121). Updated through the day.

Growing snapshot for Waialua

Growing season

365 days

More local growing data for Waialua: nearby ZIP 96791 weather · frost dates · planting calendar · Hawaii frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Makaha Ctry Club 800.3, Hi (5.9 mi from Waialua). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.