Royal Kunia, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Royal Kunia, a community in Honolulu County, Hawaii.
Overnight
75°F
Mostly Cloudy
Mostly cloudy, with a low around 75. East northeast wind around 9 mph.
7-day forecast for Royal Kunia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 75°F | Mostly Cloudy | 9 mph ENE | 3% |
| Saturday | 85°F | Partly Sunny | 20 mph ENE | 3% |
| Saturday Night | 75°F | Mostly Cloudy | 13 mph ENE | 2% |
| Sunday | 85°F | Partly Sunny | 14 mph ENE | 0% |
| Sunday Night | 74°F | Mostly Cloudy | 12 mph ENE | 1% |
| Monday | 85°F | Partly Sunny | 13 mph ENE | 0% |
| Monday Night | 74°F | Mostly Cloudy | 9 mph ENE | 6% |
| Tuesday | 86°F | Mostly Sunny | 13 mph ENE | 5% |
| Tuesday Night | 74°F | Mostly Cloudy | 10 mph NE | 7% |
| Wednesday | 85°F | Partly Sunny | 13 mph ENE | 7% |
| Wednesday Night | 74°F | Mostly Cloudy | 9 mph NE | 13% |
| Thursday | 84°F | Partly Sunny | 13 mph ENE | 12% |
| Thursday Night | 73°F | Mostly Cloudy | 15 mph ENE | 9% |
| Friday | 84°F | Partly Sunny | 16 mph ENE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Royal Kunia (21.405, -158.032). Updated through the day.
Growing snapshot for Royal Kunia
Growing season
365 days
More local growing data for Royal Kunia: nearby ZIP 96797 weather · frost dates · planting calendar · Hawaii frost dates
Nearby towns & communities
Ahuimanu
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East Honolulu
East Kapolei
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Heeia
Helemano
Hickam Housing
Iroquois Point
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Makakilo
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Climate data from the nearest NOAA station, Upper Wahiawa 874.3, Hi (6.3 mi from Royal Kunia). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.