Pearl City, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pearl City, a community in Honolulu County, Hawaii.
Today
87°F
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 87. East northeast wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Pearl City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Scattered Rain Showers | 15 to 18 mph ENE | 37% |
| Tonight | 76°F | Mostly Cloudy then Isolated Rain Showers | 15 mph ENE | 18% |
| Saturday | 86°F | Isolated Rain Showers then Mostly Cloudy | 13 to 20 mph ENE | 20% |
| Saturday Night | 76°F | Mostly Cloudy then Isolated Rain Showers | 13 mph ENE | 15% |
| Sunday | 86°F | Isolated Rain Showers then Partly Sunny | 14 mph ENE | 15% |
| Sunday Night | 75°F | Mostly Cloudy then Isolated Rain Showers | 12 mph ENE | 16% |
| Monday | 86°F | Isolated Rain Showers then Mostly Sunny | 13 mph ENE | 16% |
| Monday Night | 75°F | Scattered Rain Showers | 10 mph ENE | 29% |
| Tuesday | 87°F | Scattered Rain Showers | 13 mph ENE | 30% |
| Tuesday Night | 76°F | Scattered Rain Showers | 12 mph ENE | 40% |
| Wednesday | 86°F | Scattered Rain Showers | 13 mph NE | 32% |
| Wednesday Night | 75°F | Scattered Rain Showers | 10 mph NE | 34% |
| Thursday | 85°F | Scattered Rain Showers | 9 to 13 mph NE | 37% |
| Thursday Night | 75°F | Scattered Rain Showers | 9 to 15 mph ENE | 36% |
Forecast source: National Weather Service (api.weather.gov) for Pearl City (21.403, -157.957). Updated through the day.
Growing snapshot for Pearl City
Growing season
365 days
More local growing data for Pearl City: nearby ZIP 96860 weather · frost dates · planting calendar · Hawaii frost dates
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Climate data from the nearest NOAA station, Honolulu Intl Ap, Hi (2.6 mi from Pearl City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.