Harman US

Halawa, HI Weather & Growing Conditions

Tonight
75°F
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 75. East northeast wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 75°F Scattered Rain Showers 18 mph ENE 25%
Saturday 80°F Scattered Rain Showers 23 mph ENE 25%
Saturday Night 75°F Mostly Cloudy then Isolated Rain Showers 20 mph ENE 18%
Sunday 81°F Isolated Rain Showers then Partly Sunny 18 mph ENE 16%
Sunday Night 74°F Mostly Cloudy then Isolated Rain Showers 20 mph ENE 16%
Monday 80°F Partly Sunny 20 mph ENE 14%
Monday Night 74°F Scattered Rain Showers 16 to 20 mph ENE 35%
Tuesday 81°F Scattered Rain Showers 18 mph ENE 35%
Tuesday Night 74°F Scattered Rain Showers 18 mph ENE 36%
Wednesday 81°F Scattered Rain Showers 18 mph ENE 34%
Wednesday Night 74°F Scattered Rain Showers 17 mph NE 37%
Thursday 79°F Scattered Rain Showers 18 mph ENE 35%
Thursday Night 73°F Scattered Rain Showers 18 mph ENE 28%
Friday 79°F Scattered Rain Showers 17 mph ENE 27%

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

Growing snapshot for Halawa, HI

Growing season
365 days

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

Climate data from the nearest NOAA station, Waihee 837.5, Hi (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.