National Weather Service Forecast for: Wailuku HI
Issued by: National Weather Service Honolulu, HI
Updated: 6:01 pm HST Dec 17, 2025
 
Tonight

Tonight: Isolated showers. Partly cloudy, with a low around 72. South southwest wind 9 to 11 mph. Chance of precipitation is 20%.
Isolated
Showers
 Thursday

Thursday: Scattered showers, mainly before noon. Mostly sunny, with a high near 83. South wind 5 to 10 mph becoming light in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Scattered
Showers
 Thursday
Night
Thursday Night: Scattered showers. Mostly cloudy, with a low around 70. Light southwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Scattered
Showers
 Friday

Friday: Isolated showers. Mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 20%.
Isolated
Showers
 Friday
Night
Friday Night: Isolated showers before midnight. Mostly cloudy, with a low around 70. Light east wind. Chance of precipitation is 20%.
Isolated
Showers then
Mostly Cloudy
 Saturday

Saturday: Isolated showers after noon. Mostly sunny, with a high near 82. East wind 3 to 8 mph. Chance of precipitation is 20%.
Mostly Sunny
then Isolated
Showers
 Saturday
Night
Saturday Night: Isolated showers before midnight. Partly cloudy, with a low around 71. East wind 8 to 10 mph. Chance of precipitation is 20%.
Isolated
Showers then
Mostly Clear
 Sunday

Sunday: Isolated showers after noon. Mostly sunny, with a high near 81. East northeast wind around 11 mph. Chance of precipitation is 20%.
Mostly Sunny
then Isolated
Showers
 Sunday
Night
Sunday Night: Scattered showers. Partly cloudy, with a low around 71. East wind around 11 mph. Chance of precipitation is 30%.
Scattered
Showers
Lo 72 °F Hi 83 °F Lo 70 °F Hi 81 °F Lo 70 °F Hi 82 °F Lo 71 °F Hi 81 °F Lo 71 °F

High Surf Advisory
 

Tonight
 
 Isolated showers. Partly cloudy, with a low around 72. South southwest wind 9 to 11 mph. Chance of precipitation is 20%.
Thursday
 
 Scattered showers, mainly before noon. Mostly sunny, with a high near 83. South wind 5 to 10 mph becoming light in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
 
 Scattered showers. Mostly cloudy, with a low around 70. Light southwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
 
 Isolated showers. Mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 20%.
Friday Night
 
 Isolated showers before midnight. Mostly cloudy, with a low around 70. Light east wind. Chance of precipitation is 20%.
Saturday
 
 Isolated showers after noon. Mostly sunny, with a high near 82. East wind 3 to 8 mph. Chance of precipitation is 20%.
Saturday Night
 
 Isolated showers before midnight. Partly cloudy, with a low around 71. East wind 8 to 10 mph. Chance of precipitation is 20%.
Sunday
 
 Isolated showers after noon. Mostly sunny, with a high near 81. East northeast wind around 11 mph. Chance of precipitation is 20%.
Sunday Night
 
 Scattered showers. Partly cloudy, with a low around 71. East wind around 11 mph. Chance of precipitation is 30%.
Monday
 
 Scattered showers, mainly before noon. Mostly sunny, with a high near 81. East northeast wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Monday Night
 
 Scattered showers. Mostly cloudy, with a low around 70. Breezy, with an east northeast wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday
 
 Isolated showers. Partly sunny, with a high near 79. Breezy, with an east northeast wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tuesday Night
 
 Isolated showers. Mostly cloudy, with a low around 69. Breezy, with an east northeast wind 18 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Wednesday
 
 Partly sunny, with a high near 78. Breezy, with an east wind 18 to 22 mph, with gusts as high as 31 mph.

 

Forecast from NOAA-NWS for Wailuku HI.