Kapaa, HI Weather & Growing Conditions
Overnight
76°F
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 76. East northeast wind around 8 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 76°F | Scattered Rain Showers | 8 mph ENE | 29% |
| Saturday | 86°F | Scattered Rain Showers | 13 to 16 mph ENE | 32% |
| Saturday Night | 76°F | Isolated Rain Showers | 16 mph E | 18% |
| Sunday | 86°F | Isolated Rain Showers then Mostly Cloudy | 16 mph E | 15% |
| Sunday Night | 75°F | Mostly Cloudy | 14 mph ENE | 8% |
| Monday | 87°F | Mostly Sunny | 14 mph ENE | 11% |
| Monday Night | 75°F | Mostly Cloudy then Isolated Rain Showers | 12 mph ENE | 16% |
| Tuesday | 87°F | Isolated Rain Showers then Mostly Sunny | 10 mph ENE | 20% |
| Tuesday Night | 75°F | Scattered Rain Showers | 12 mph ENE | 29% |
| Wednesday | 86°F | Scattered Rain Showers then Partly Sunny | 13 mph ENE | 25% |
| Wednesday Night | 75°F | Scattered Rain Showers | 13 mph NE | 29% |
| Thursday | 86°F | Scattered Rain Showers | 13 mph NE | 27% |
| Thursday Night | 75°F | Isolated Rain Showers | 14 mph ENE | 24% |
| Friday | 86°F | Isolated Rain Showers then Partly Sunny | 15 mph ENE | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Kapaa, HI
Growing season
365 days
Explore more for Kapaa, HI: full frost dates · planting calendar · Hawaii frost dates
Climate data from the nearest NOAA station, Lihue Wso Ap 1020.1, Hi (7.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.