Helemano, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Helemano, a community in Honolulu County, Hawaii.
Overnight
70°F
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 70. East northeast wind 5 to 12 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Helemano
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Scattered Rain Showers | 5 to 12 mph ENE | 49% |
| Tuesday | 81°F | Scattered Rain Showers | 5 to 12 mph E | 50% |
| Tuesday Night | 71°F | Scattered Rain Showers | 12 mph ENE | 49% |
| Wednesday | 81°F | Scattered Rain Showers | 10 mph ENE | 42% |
| Wednesday Night | 71°F | Chance Rain Showers | 10 mph ENE | 57% |
| Thursday | 81°F | Scattered Rain Showers | 10 mph ENE | 53% |
| Thursday Night | 71°F | Chance Rain Showers | 10 to 14 mph ENE | 58% |
| Friday | 82°F | Scattered Rain Showers | 15 mph ENE | 43% |
| Friday Night | 72°F | Scattered Rain Showers | 15 mph ENE | 54% |
| Saturday | 82°F | Scattered Rain Showers | 17 mph ENE | 42% |
| Saturday Night | 72°F | Chance Rain Showers | 17 mph ENE | 67% |
| Sunday | 82°F | Scattered Rain Showers | 16 mph ENE | 47% |
| Sunday Night | 72°F | Chance Rain Showers | 13 to 16 mph ENE | 56% |
| Monday | 82°F | Scattered Rain Showers | 15 mph ENE | 49% |
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
Nearby towns & communities
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East Honolulu
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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 Aug 4, 2026.