Harman US

Helemano, HI Weather & Growing Conditions

Tonight
73°F
Mostly Cloudy
Mostly cloudy, with a low around 73. East wind around 15 mph, with gusts as high as 21 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 73°F Mostly Cloudy 15 mph E 13%
Saturday 82°F Partly Sunny 21 mph E 13%
Saturday Night 72°F Mostly Cloudy 17 mph E 8%
Sunday 82°F Partly Sunny 17 mph ENE 8%
Sunday Night 72°F Mostly Cloudy 16 mph ENE 12%
Monday 82°F Partly Sunny 16 mph ENE 9%
Monday Night 72°F Mostly Cloudy then Scattered Rain Showers 13 to 16 mph ENE 26%
Tuesday 83°F Isolated Rain Showers then Mostly Sunny 14 mph ENE 21%
Tuesday Night 71°F Scattered Rain Showers 15 mph ENE 25%
Wednesday 82°F Isolated Rain Showers then Partly Sunny 15 mph ENE 23%
Wednesday Night 71°F Scattered Rain Showers 14 mph NE 29%
Thursday 81°F Scattered Rain Showers 15 mph ENE 26%
Thursday Night 70°F Isolated Rain Showers 14 mph ENE 22%
Friday 82°F Isolated Rain Showers then Partly Sunny 15 mph ENE 20%

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

Growing snapshot for Helemano, HI

Growing season
365 days

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

Climate data from the nearest NOAA station, Upper Wahiawa 874.3, Hi (2.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.