National Weather Service Forecast for: Kahului Airport HI
Issued by: National Weather Service Honolulu, HI
Updated: 6:02 pm HST Jun 18, 2026
 
Tonight

Tonight: Isolated showers before midnight.  Mostly clear, with a low around 74. East wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 20%.
Isolated
Showers then
Mostly Clear
Juneteenth

Juneteenth: Sunny, with a high near 87. Light northeast wind becoming east northeast 9 to 14 mph in the afternoon. Winds could gust as high as 18 mph.
Sunny

Friday
Night
Friday Night: Clear, with a low around 73. Northeast wind 6 to 9 mph.
Clear

Saturday

Saturday: Sunny, with a high near 87. Northeast wind around 9 mph.
Sunny

Saturday
Night
Saturday Night: Mostly clear, with a low around 73. Northeast wind around 8 mph.
Mostly Clear

Sunday

Sunday: Sunny, with a high near 86. North northeast wind around 8 mph.
Sunny

Sunday
Night
Sunday Night: Mostly clear, with a low around 72. Northeast wind around 9 mph.
Mostly Clear

Monday

Monday: Sunny, with a high near 86. Northeast wind around 10 mph.
Sunny

Monday
Night
Monday Night: Mostly clear, with a low around 73. Northeast wind around 10 mph.
Mostly Clear

Lo 74 °F Hi 87 °F Lo 73 °F Hi 87 °F Lo 73 °F Hi 86 °F Lo 72 °F Hi 86 °F Lo 73 °F

 

Tonight
 
Isolated showers before midnight. Mostly clear, with a low around 74. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Juneteenth
 
Sunny, with a high near 87. Light northeast wind becoming east northeast 9 to 14 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
 
Clear, with a low around 73. Northeast wind 6 to 9 mph.
Saturday
 
Sunny, with a high near 87. Northeast wind around 9 mph.
Saturday Night
 
Mostly clear, with a low around 73. Northeast wind around 8 mph.
Sunday
 
Sunny, with a high near 86. North northeast wind around 8 mph.
Sunday Night
 
Mostly clear, with a low around 72. Northeast wind around 9 mph.
Monday
 
Sunny, with a high near 86. Northeast wind around 10 mph.
Monday Night
 
Mostly clear, with a low around 73. Northeast wind around 10 mph.
Tuesday
 
Isolated showers before noon. Sunny, with a high near 86. Northeast wind around 11 mph. Chance of precipitation is 20%.
Tuesday Night
 
Mostly clear, with a low around 73. Northeast wind around 11 mph.
Wednesday
 
Mostly sunny, with a high near 86. Northeast wind 10 to 14 mph, with gusts as high as 18 mph.
Wednesday Night
 
Partly cloudy, with a low around 73. Northeast wind around 14 mph, with gusts as high as 18 mph.
Thursday
 
Isolated showers. Mostly sunny, with a high near 85. Northeast wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

 

Forecast from NOAA-NWS for Kahului Airport HI.