Waialua, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waialua, a community in Honolulu County, Hawaii.
Tonight
74°F
Mostly Cloudy
Mostly cloudy, with a low around 74. East wind around 10 mph.
7-day forecast for Waialua
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 74°F | Mostly Cloudy | 10 mph E | 7% |
| Saturday | 87°F | Partly Sunny | 18 mph E | 4% |
| Saturday Night | 74°F | Mostly Cloudy | 14 mph E | 5% |
| Sunday | 87°F | Partly Sunny | 15 mph ENE | 2% |
| Sunday Night | 74°F | Mostly Cloudy | 13 mph ENE | 0% |
| Monday | 87°F | Mostly Sunny | 13 mph ENE | 2% |
| Monday Night | 74°F | Mostly Cloudy | 12 mph ENE | 7% |
| Tuesday | 87°F | Mostly Sunny | 12 mph ENE | 6% |
| Tuesday Night | 73°F | Mostly Cloudy | 10 mph ENE | 8% |
| Wednesday | 87°F | Partly Sunny | 14 mph NE | 9% |
| Wednesday Night | 73°F | Mostly Cloudy | 10 mph ENE | 14% |
| Thursday | 86°F | Partly Sunny | 12 mph ENE | 12% |
| Thursday Night | 72°F | Mostly Cloudy | 14 mph ENE | 10% |
| Friday | 86°F | Partly Sunny | 14 mph ENE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Waialua (21.567, -158.121). Updated through the day.
Growing snapshot for Waialua
Growing season
365 days
More local growing data for Waialua: nearby ZIP 96791 weather · frost dates · planting calendar · Hawaii frost dates
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East Honolulu
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Climate data from the nearest NOAA station, Makaha Ctry Club 800.3, Hi (5.9 mi from Waialua). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.