Helemano, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Helemano, a community in Honolulu County, Hawaii.
This Afternoon
83°F
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 83. East wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Helemano
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Scattered Rain Showers | 18 mph E | 36% |
| Tonight | 73°F | Scattered Rain Showers | 16 mph E | 32% |
| Saturday | 82°F | Scattered Rain Showers | 16 to 22 mph E | 34% |
| Saturday Night | 73°F | Scattered Rain Showers | 17 mph E | 26% |
| Sunday | 82°F | Isolated Rain Showers then Partly Sunny | 17 mph ENE | 23% |
| Sunday Night | 72°F | Scattered Rain Showers | 16 mph ENE | 27% |
| Monday | 82°F | Scattered Rain Showers | 16 mph ENE | 27% |
| Monday Night | 72°F | Scattered Rain Showers | 13 to 16 mph ENE | 46% |
| Tuesday | 82°F | Scattered Rain Showers | 15 mph ENE | 44% |
| Tuesday Night | 72°F | Scattered Rain Showers | 15 mph ENE | 53% |
| Wednesday | 82°F | Scattered Rain Showers | 16 mph NE | 43% |
| Wednesday Night | 72°F | Scattered Rain Showers | 15 mph NE | 45% |
| Thursday | 81°F | Scattered Rain Showers | 15 mph ENE | 49% |
| Thursday Night | 71°F | Scattered Rain Showers | 15 mph ENE | 48% |
Forecast source: National Weather Service (api.weather.gov) for Helemano (21.536, -158.019). Updated through the day.
Growing snapshot for Helemano
Growing season
365 days
More local growing data for Helemano: nearby ZIP 96786 weather · frost dates · planting calendar · Hawaii frost dates
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Climate data from the nearest NOAA station, Upper Wahiawa 874.3, Hi (2.7 mi from Helemano). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.