Waimanalo, HI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waimanalo, a community in Honolulu County, Hawaii.
Overnight
75°F
Scattered Rain Showers
Scattered rain showers. Mostly cloudy, with a low around 75. Northeast wind 6 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Waimanalo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 75°F | Scattered Rain Showers | 6 to 10 mph NE | 38% |
| Tuesday | 82°F | Scattered Rain Showers | 6 to 10 mph ENE | 38% |
| Tuesday Night | 75°F | Scattered Rain Showers | 13 mph ENE | 43% |
| Wednesday | 82°F | Scattered Rain Showers | 14 mph ENE | 35% |
| Wednesday Night | 75°F | Scattered Rain Showers | 15 mph ENE | 49% |
| Thursday | 82°F | Scattered Rain Showers | 15 mph ENE | 45% |
| Thursday Night | 75°F | Scattered Rain Showers | 17 mph ENE | 49% |
| Friday | 82°F | Scattered Rain Showers | 18 mph ENE | 38% |
| Friday Night | 76°F | Scattered Rain Showers | 18 mph ENE | 45% |
| Saturday | 82°F | Scattered Rain Showers | 20 mph ENE | 32% |
| Saturday Night | 76°F | Scattered Rain Showers | 20 mph ENE | 49% |
| Sunday | 82°F | Scattered Rain Showers | 20 mph ENE | 44% |
| Sunday Night | 76°F | Scattered Rain Showers | 16 to 20 mph ENE | 45% |
| Monday | 83°F | Scattered Rain Showers then Mostly Sunny | 18 mph ENE | 38% |
Forecast source: National Weather Service (api.weather.gov) for Waimanalo (21.342, -157.730). Updated through the day.
Growing snapshot for Waimanalo
Growing season
365 days
More local growing data for Waimanalo: nearby ZIP 96795 weather · frost dates · planting calendar · Hawaii frost dates
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Climate data from the nearest NOAA station, Waimanalo Exp F 795.1, Hi (0 mi from Waimanalo). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.