Kailua, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kailua, a community in Honolulu County, Hawaii.
This Afternoon
84°F
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 84. East northeast wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Kailua
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Scattered Rain Showers | 16 mph ENE | 42% |
| Tonight | 78°F | Scattered Rain Showers | 15 mph ENE | 27% |
| Saturday | 83°F | Scattered Rain Showers | 14 to 18 mph ENE | 29% |
| Saturday Night | 78°F | Scattered Rain Showers | 18 mph ENE | 25% |
| Sunday | 83°F | Scattered Rain Showers | 18 mph ENE | 27% |
| Sunday Night | 77°F | Scattered Rain Showers | 18 mph ENE | 27% |
| Monday | 83°F | Scattered Rain Showers | 18 mph ENE | 30% |
| Monday Night | 77°F | Scattered Rain Showers | 15 to 18 mph ENE | 44% |
| Tuesday | 83°F | Scattered Rain Showers | 17 mph ENE | 45% |
| Tuesday Night | 77°F | Scattered Rain Showers | 17 mph ENE | 54% |
| Wednesday | 83°F | Scattered Rain Showers | 17 mph ENE | 48% |
| Wednesday Night | 77°F | Scattered Rain Showers | 15 mph ENE | 45% |
| Thursday | 82°F | Scattered Rain Showers | 16 mph ENE | 46% |
| Thursday Night | 77°F | Scattered Rain Showers | 16 mph ENE | 40% |
Forecast source: National Weather Service (api.weather.gov) for Kailua (21.397, -157.736). Updated through the day.
Growing snapshot for Kailua
Growing season
365 days
More local growing data for Kailua: nearby ZIP 96734 weather · frost dates · planting calendar · Hawaii frost dates
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Climate data from the nearest NOAA station, Kaneohe 838.1, Hi (3.4 mi from Kailua). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.