Royal Kunia, HI Weather & Growing Conditions
Today
86°F
Scattered Rain Showers
Scattered rain showers. Mostly sunny, with a high near 86. East northeast wind 14 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Scattered Rain Showers | 14 to 17 mph ENE | 25% |
| Tonight | 76°F | Mostly Cloudy | 8 to 14 mph ENE | 7% |
| Saturday | 86°F | Mostly Cloudy | 9 to 18 mph ENE | 7% |
| Saturday Night | 76°F | Mostly Cloudy | 12 mph ENE | 6% |
| Sunday | 86°F | Partly Sunny | 9 to 13 mph ENE | 6% |
| Sunday Night | 75°F | Mostly Cloudy | 10 mph ENE | 6% |
| Monday | 86°F | Mostly Sunny | 9 to 13 mph ENE | 6% |
| Monday Night | 75°F | Mostly Cloudy | 9 mph ENE | 14% |
| Tuesday | 86°F | Isolated Rain Showers then Mostly Cloudy | 12 mph ENE | 15% |
| Tuesday Night | 75°F | Scattered Rain Showers | 10 mph NE | 27% |
| Wednesday | 86°F | Isolated Rain Showers then Partly Sunny | 9 to 13 mph NE | 19% |
| Wednesday Night | 75°F | Isolated Rain Showers | 9 mph NE | 22% |
| Thursday | 85°F | Scattered Rain Showers | 8 to 12 mph NE | 25% |
| Thursday Night | 75°F | Isolated Rain Showers | 9 to 15 mph NE | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Royal Kunia, HI
Growing season
365 days
Explore more for Royal Kunia, HI: full frost dates · planting calendar · Hawaii frost dates
Climate data from the nearest NOAA station, Upper Wahiawa 874.3, Hi (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.