Koloa, HI Weather & Growing Conditions
This Afternoon
84°F
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 84. Northeast wind around 20 mph, with gusts as high as 28 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 |
|---|---|---|---|---|
| This Afternoon | 84°F | Scattered Rain Showers | 20 mph NE | 32% |
| Tonight | 73°F | Scattered Rain Showers | 15 to 18 mph NE | 52% |
| Wednesday | 85°F | Scattered Rain Showers | 15 to 20 mph ENE | 51% |
| Wednesday Night | 74°F | Scattered Rain Showers | 15 mph ENE | 30% |
| Thursday | 86°F | Scattered Rain Showers | 15 mph NE | 46% |
| Thursday Night | 73°F | Scattered Rain Showers | 17 mph NE | 35% |
| Friday | 86°F | Scattered Rain Showers | 16 to 20 mph NE | 41% |
| Friday Night | 73°F | Scattered Rain Showers | 18 mph NE | 28% |
| Saturday | 85°F | Scattered Rain Showers | 18 mph NE | 36% |
| Saturday Night | 73°F | Isolated Rain Showers | 18 mph ENE | 23% |
| Sunday | 85°F | Scattered Rain Showers | 20 mph ENE | 29% |
| Sunday Night | 73°F | Isolated Rain Showers | 20 mph ENE | 23% |
| Monday | 85°F | Scattered Rain Showers | 18 mph ENE | 29% |
| Monday Night | 73°F | Isolated Rain Showers | 17 mph NE | 23% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Koloa, HI
Growing season
365 days
Explore more for Koloa, HI: full frost dates · planting calendar · Hawaii frost dates
Climate data from the nearest NOAA station, Mahaulepu 941.1, Hi (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.