See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
25°
Mostly Clear
Feels Like: 25°
Min: 25°
Max: 26°
The next few hours will be drizzle, with today reaching 26°C and dropping to 25°C. The coming days will be drizzle and breezy throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:17
Sunrise
18:22
Sunset
Moon
Waxing Crescent
11:22
Moonrise
21:31
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
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Weather in Wailuku today, September 16, 2026
Rain features in Wailuku on September 16, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. Early hours look the most unsettled, with rain probability near 66% by 06:00. The thickest cloud arrives around 10:00, reaching about 22%.
The day peaks near 26°C and cools toward 25°C. The air stays humid, with relative humidity between 86% and 94% and the peak around 20:00. A lighter breeze peaks around 08:00 near 6.4 km/h.
Expect the wet theme to continue later, as rain odds reach 100% near 15:00. Cloud amounts hold near 57% around 23:00. Visibility holds near 15.6 km, though it can fall to 13.7 km. Expect sunrise at 06:17, sunset at 18:22, and 12 hours 5 minutes of sunlight today overall.
In short, treat September 16, 2026 in Wailuku as a damp day: pack covers, watch the wetter hours, and expect a high near 26°C.
Frequently asked questions about weather in Wailuku
How warm does it get in Wailuku?
The warmest month in Wailuku is September, with average high temperatures of 30°C. The average temperature during this period is around 26°C.
How cold does it get in Wailuku?
The coldest month in Wailuku is February, with average low temperatures of 21°C. The average temperature during this period is around 23°C.
What is the wettest time of year in Wailuku?
The wettest month in Wailuku is April, with an average of 51mm of precipitation.
What is the driest time of year in Wailuku?
The driest month in Wailuku is June, with an average of 10mm of precipitation.
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