Wailua, HI Weather & Growing Conditions

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

Overnight

75°F

Scattered Rain Showers

Scattered rain showers. Mostly cloudy, with a low around 75. North northeast wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Wailua

When	Temp	Forecast	Wind	Precip
Overnight	75°F	Scattered Rain Showers	7 mph NNE	35%
Tuesday	85°F	Scattered Rain Showers	6 to 9 mph NE	41%
Tuesday Night	76°F	Scattered Rain Showers	9 mph ENE	48%
Wednesday	85°F	Scattered Rain Showers	10 mph ENE	54%
Wednesday Night	76°F	Scattered Rain Showers	9 mph ENE	51%
Thursday	85°F	Scattered Rain Showers	8 to 12 mph ENE	54%
Thursday Night	76°F	Scattered Rain Showers	10 mph ENE	51%
Friday	86°F	Scattered Rain Showers	13 mph ENE	44%
Friday Night	76°F	Scattered Rain Showers	13 mph ENE	53%
Saturday	86°F	Scattered Rain Showers	13 mph ENE	51%
Saturday Night	77°F	Scattered Rain Showers	13 mph ENE	39%
Sunday	86°F	Scattered Rain Showers	14 mph ENE	46%
Sunday Night	77°F	Scattered Rain Showers	13 mph ENE	41%
Monday	87°F	Scattered Rain Showers	13 mph ENE	38%

Forecast source: National Weather Service (api.weather.gov) for Wailua (22.054, -159.337). Updated through the day.

Growing snapshot for Wailua

Growing season

365 days

More local growing data for Wailua: nearby ZIP 96746 weather · frost dates · planting calendar · Hawaii frost dates

Nearby towns & communities

Anahola Eleele Haena Hanalei Hanamaulu Hanapepe Kalaheo Kalihiwai Kapaa Kaumakani Kekaha Kilauea Koloa Lawai Lihue Omao Pakala Village Poipu Princeville Puhi Wailua Homesteads Waimea Wainiha

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Climate data from the nearest NOAA station, Lihue Wso Ap 1020.1, Hi (7.6 mi from Wailua). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.