Harman US

Waimanalo, HI Weather & Growing Conditions

Tonight
77°F
Mostly Cloudy then Isolated Rain Showers
Isolated rain showers after midnight. Mostly cloudy, with a low around 77. East northeast wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 77°F Mostly Cloudy then Isolated Rain Showers 18 mph ENE 16%
Saturday 83°F Isolated Rain Showers then Mostly Cloudy 22 mph ENE 18%
Saturday Night 77°F Mostly Cloudy 21 mph ENE 8%
Sunday 83°F Partly Sunny 21 mph ENE 5%
Sunday Night 77°F Mostly Cloudy 21 mph ENE 5%
Monday 83°F Partly Sunny 20 mph ENE 6%
Monday Night 77°F Partly Cloudy then Isolated Rain Showers 16 to 20 mph ENE 17%
Tuesday 83°F Isolated Rain Showers then Mostly Sunny 18 mph ENE 19%
Tuesday Night 77°F Isolated Rain Showers 18 mph ENE 24%
Wednesday 83°F Isolated Rain Showers 18 mph ENE 23%
Wednesday Night 76°F Scattered Rain Showers 16 mph ENE 26%
Thursday 83°F Scattered Rain Showers 17 mph ENE 25%
Thursday Night 76°F Isolated Rain Showers 17 mph ENE 18%
Friday 82°F Isolated Rain Showers then Partly Sunny 17 mph ENE 19%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Waimanalo, HI

Growing season
365 days

Explore more for Waimanalo, HI: full frost dates · planting calendar · Hawaii frost dates

Climate data from the nearest NOAA station, Waimanalo Exp F 795.1, Hi (0 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.