Lawai, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lawai, a community in Kauai County, Hawaii.
Tonight
73°F
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 73. East northeast wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Lawai
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Scattered Rain Showers | 18 mph ENE | 49% |
| Wednesday | 86°F | Scattered Rain Showers then Mostly Sunny | 14 to 20 mph ENE | 25% |
| Wednesday Night | 74°F | Scattered Rain Showers | 14 mph ENE | 25% |
| Thursday | 86°F | Scattered Rain Showers | 13 to 16 mph NE | 38% |
| Thursday Night | 73°F | Scattered Rain Showers | 16 mph NE | 31% |
| Friday | 86°F | Isolated Rain Showers then Mostly Sunny | 15 to 20 mph NE | 17% |
| Friday Night | 73°F | Isolated Rain Showers then Mostly Cloudy | 20 mph NE | 15% |
| Saturday | 86°F | Mostly Sunny then Scattered Rain Showers | 20 mph NE | 25% |
| Saturday Night | 73°F | Scattered Rain Showers | 20 mph NE | 29% |
| Sunday | 86°F | Scattered Rain Showers | 21 mph NE | 30% |
| Sunday Night | 73°F | Scattered Rain Showers | 21 mph ENE | 29% |
| Monday | 86°F | Scattered Rain Showers | 20 mph NE | 30% |
| Monday Night | 73°F | Scattered Rain Showers | 18 mph NE | 28% |
| Tuesday | 86°F | Scattered Rain Showers | 17 to 21 mph NE | 25% |
Forecast source: National Weather Service (api.weather.gov) for Lawai (21.920, -159.501). Updated through the day.
Growing snapshot for Lawai
Growing season
365 days
More local growing data for Lawai: nearby ZIP 96765 weather · frost dates · planting calendar · Hawaii frost dates
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Climate data from the nearest NOAA station, Mahaulepu 941.1, Hi (5.3 mi from Lawai). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.