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Ewa Beach, HI Weather & Growing Conditions

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

Overnight
78°F
Mostly Cloudy
Mostly cloudy, with a low around 78. East northeast wind around 14 mph.

7-day forecast for Ewa Beach

WhenTempForecastWindPrecip
Overnight 78°F Mostly Cloudy 14 mph ENE 5%
Saturday 87°F Mostly Sunny 21 mph E 1%
Saturday Night 77°F Mostly Cloudy 15 mph ENE 3%
Sunday 87°F Partly Sunny 16 mph ENE 0%
Sunday Night 77°F Mostly Cloudy 14 mph ENE 0%
Monday 87°F Mostly Sunny 15 mph ENE 0%
Monday Night 77°F Partly Cloudy 13 mph ENE 0%
Tuesday 88°F Mostly Sunny 15 mph ENE 0%
Tuesday Night 77°F Partly Cloudy 13 mph NE 0%
Wednesday 88°F Mostly Sunny 15 mph ENE 2%
Wednesday Night 77°F Mostly Cloudy 12 mph NE 6%
Thursday 86°F Mostly Sunny 15 mph ENE 6%
Thursday Night 76°F Partly Cloudy 15 mph ENE 3%
Friday 86°F Partly Sunny 16 mph ENE 2%

Forecast source: National Weather Service (api.weather.gov) for Ewa Beach (21.313, -158.006). Updated through the day.

Growing snapshot for Ewa Beach

Growing season
365 days

More local growing data for Ewa Beach: nearby ZIP 96706 weather · frost dates · planting calendar · Hawaii frost dates

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Climate data from the nearest NOAA station, Ewa Beachgs 702.2, Hi (2.5 mi from Ewa Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.