National Weather Service Forecast for: Wailuku HI
Issued by: National Weather Service Honolulu, HI
Updated: 6:02 pm HST Feb 1, 2026
 
Tonight

Tonight: Isolated showers. Widespread haze. Partly cloudy, with a low around 68. Breezy, with a south southwest wind 8 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Isolated
Showers and
Breezy

 Monday

Monday: Scattered showers. Partly sunny, with a high near 80. Windy, with a south southwest wind 17 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Scattered
Showers and
Windy

 Monday
Night
Monday Night: Showers likely, mainly after 1am. Partly cloudy, with a low around 66. Breezy, with a south wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Breezy.
Scattered
Showers then
Showers
Likely
 Tuesday

Tuesday: Showers likely before noon. Mostly sunny, with a high near 79. South wind 9 to 14 mph becoming light and variable. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers
Likely then
Sunny

 Tuesday
Night
Tuesday Night: Clear, with a low around 63. North wind around 9 mph.
Clear


 Wednesday

Wednesday: Sunny, with a high near 78. East northeast wind 6 to 8 mph.
Sunny


 Wednesday
Night
Wednesday Night: Clear, with a low around 63. East northeast wind 5 to 8 mph becoming calm after midnight.
Clear


 Thursday

Thursday: Sunny, with a high near 79. Calm wind.
Sunny


 Thursday
Night
Thursday Night: Clear, with a low around 64. Calm wind becoming south around 6 mph after midnight.
Clear
Lo 68 °F Hi 80 °F Lo 66 °F Hi 79 °F Lo 63 °F Hi 78 °F Lo 63 °F Hi 79 °F Lo 64 °F

Coastal Flood Statement
 

Tonight
 
 Isolated showers. Widespread haze. Partly cloudy, with a low around 68. Breezy, with a south southwest wind 8 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday
 
 Scattered showers. Partly sunny, with a high near 80. Windy, with a south southwest wind 17 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
 
 Showers likely, mainly after 1am. Partly cloudy, with a low around 66. Breezy, with a south wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
 
 Showers likely before noon. Mostly sunny, with a high near 79. South wind 9 to 14 mph becoming light and variable. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
 
 Clear, with a low around 63. North wind around 9 mph.
Wednesday
 
 Sunny, with a high near 78. East northeast wind 6 to 8 mph.
Wednesday Night
 
 Clear, with a low around 63. East northeast wind 5 to 8 mph becoming calm after midnight.
Thursday
 
 Sunny, with a high near 79. Calm wind.
Thursday Night
 
 Clear, with a low around 64. Calm wind becoming south around 6 mph after midnight.
Friday
 
 Sunny, with a high near 80. South wind around 6 mph.
Friday Night
 
 Isolated showers. Partly cloudy, with a low around 66. South wind around 7 mph. Chance of precipitation is 20%.
Saturday
 
 Showers likely. Partly sunny, with a high near 82. Windy, with a south southwest wind 7 to 12 mph becoming north northeast 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 60%.
Saturday Night
 
 Scattered showers. Mostly cloudy, with a low around 64. Windy, with a northeast wind 15 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Sunday
 
 Scattered showers. Mostly cloudy, with a high near 82. Breezy, with a northeast wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

 

Forecast from NOAA-NWS for Wailuku HI.