National Weather Service Forecast for: Wailuku HI
Issued by: National Weather Service Honolulu, HI
Updated: 6:01 am HST May 4, 2026
 
Today

Today: Isolated showers. Mostly sunny, with a high near 80. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Isolated
Showers and
Breezy
 Tonight

Tonight: Scattered showers, mainly after 2am. Partly cloudy, with a low around 70. Northeast wind 5 to 10 mph becoming north northwest after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Scattered
Showers
 Tuesday

Tuesday: Scattered showers, mainly before 10am. Partly sunny, with a high near 83. Light and variable wind becoming east northeast 5 to 9 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Scattered
Showers
 Tuesday
Night
Tuesday Night: Isolated showers before 8pm. Mostly clear, with a low around 69. East northeast wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Isolated
Showers then
Mostly Clear
 Wednesday

Wednesday: Isolated showers after noon. Mostly sunny, with a high near 83. Light and variable wind becoming north northeast 6 to 11 mph in the afternoon. Chance of precipitation is 20%.
Sunny then
Isolated
Showers
 Wednesday
Night
Wednesday Night: Isolated showers. Mostly cloudy, with a low around 69. Northeast wind around 11 mph. Chance of precipitation is 20%.
Isolated
Showers
 Thursday

Thursday: Isolated showers. Partly sunny, with a high near 82. Northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Isolated
Showers
 Thursday
Night
Thursday Night: Isolated showers. Partly cloudy, with a low around 69. East northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Isolated
Showers
 Friday

Friday: Isolated showers. Mostly sunny, with a high near 83. Breezy, with an east northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Isolated
Showers and
Breezy
Hi 80 °F Lo 70 °F Hi 83 °F Lo 69 °F Hi 83 °F Lo 69 °F Hi 82 °F Lo 69 °F Hi 83 °F

 

Today
 
 Isolated showers. Mostly sunny, with a high near 80. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
 
 Scattered showers, mainly after 2am. Partly cloudy, with a low around 70. Northeast wind 5 to 10 mph becoming north northwest after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
 
 Scattered showers, mainly before 10am. Partly sunny, with a high near 83. Light and variable wind becoming east northeast 5 to 9 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 Isolated showers before 8pm. Mostly clear, with a low around 69. East northeast wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Wednesday
 
 Isolated showers after noon. Mostly sunny, with a high near 83. Light and variable wind becoming north northeast 6 to 11 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
 
 Isolated showers. Mostly cloudy, with a low around 69. Northeast wind around 11 mph. Chance of precipitation is 20%.
Thursday
 
 Isolated showers. Partly sunny, with a high near 82. Northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
 
 Isolated showers. Partly cloudy, with a low around 69. East northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday
 
 Isolated showers. Mostly sunny, with a high near 83. Breezy, with an east northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday Night
 
 Isolated showers. Partly cloudy, with a low around 70. Breezy, with an east northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
 
 Isolated showers. Mostly sunny, with a high near 83. Northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
 
 Isolated showers. Partly cloudy, with a low around 70. East northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday
 
 Isolated showers. Mostly sunny, with a high near 81. Breezy, with a north northeast wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

 

Forecast from NOAA-NWS for Wailuku HI.