Wailuku, HI Weather & Growing Conditions
Overnight
71°F
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 71. East northeast wind around 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Rain Showers Likely | 18 mph ENE | 57% |
| Wednesday | 80°F | Rain Showers Likely | 17 mph E | 70% |
| Wednesday Night | 71°F | Scattered Rain Showers | 20 mph E | 32% |
| Thursday | 81°F | Isolated Rain Showers then Mostly Sunny | 18 mph E | 20% |
| Thursday Night | 72°F | Mostly Cloudy | 17 to 22 mph ENE | 7% |
| Friday | 81°F | Mostly Sunny | 22 to 25 mph ENE | 8% |
| Friday Night | 72°F | Mostly Cloudy then Isolated Rain Showers | 26 mph ENE | 16% |
| Saturday | 80°F | Partly Sunny then Isolated Rain Showers | 26 mph ENE | 17% |
| Saturday Night | 71°F | Isolated Rain Showers | 24 mph ENE | 17% |
| Sunday | 80°F | Isolated Rain Showers then Mostly Sunny | 26 mph ENE | 18% |
| Sunday Night | 71°F | Isolated Rain Showers | 24 to 28 mph ENE | 16% |
| Monday | 80°F | Isolated Rain Showers then Mostly Sunny | 22 to 28 mph ENE | 18% |
| Monday Night | 71°F | Isolated Rain Showers then Partly Cloudy | 22 mph ENE | 16% |
| Tuesday | 80°F | Isolated Rain Showers then Mostly Sunny | 20 to 25 mph ENE | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Wailuku, HI
Growing season
365 days
Explore more for Wailuku, HI: full frost dates · planting calendar · Hawaii frost dates
Climate data from the nearest NOAA station, Kahului Ap, Hi (6.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.