National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Fair

66°F

19°C

Humidity 78%
Wind Speed SW 5 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Nov 3:53 am HST
Extended Forecast for

2 Miles W Wainaku HI

  • Overnight

    Overnight: Isolated showers. Mostly cloudy, with a low around 64. West southwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Isolated
    Showers

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 76. West southwest wind 5 to 7 mph becoming calm in the morning. Chance of precipitation is 30%. New precipitation amounts between a quarter and half of an inch possible.

    High: 76 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 65. Light south southwest wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 65 °F

    Showers
    Likely

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 75. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 75 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 66. Northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%. New precipitation amounts between 1 and 2 inches possible.

    Low: 66 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after noon. Partly sunny, with a high near 75. Calm wind. Chance of precipitation is 70%. New precipitation amounts between 3 and 4 inches possible.

    High: 75 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Occasional showers. The rain could be heavy at times. Low around 66. Calm wind. Chance of precipitation is 80%.

    Low: 66 °F

    Heavy Rain

  • Wednesday

    Wednesday: Showers likely. Partly sunny, with a high near 75. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Occasional showers. The rain could be heavy at times. Low around 66. South southwest wind around 6 mph. Chance of precipitation is 80%.

    Low: 66 °F

    Heavy Rain

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a low around 64. West southwest wind around 7 mph. Chance of precipitation is 20%.
Sunday
Scattered showers. Partly sunny, with a high near 76. West southwest wind 5 to 7 mph becoming calm in the morning. Chance of precipitation is 30%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 65. Light south southwest wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Scattered showers. Partly sunny, with a high near 75. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Scattered showers. Mostly cloudy, with a low around 66. Northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%. New precipitation amounts between 1 and 2 inches possible.
Tuesday
Showers likely, mainly after noon. Partly sunny, with a high near 75. Calm wind. Chance of precipitation is 70%. New precipitation amounts between 3 and 4 inches possible.
Tuesday Night
Occasional showers. The rain could be heavy at times. Low around 66. Calm wind. Chance of precipitation is 80%.
Wednesday
Showers likely. Partly sunny, with a high near 75. Calm wind becoming east southeast 5 to 7 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night
Occasional showers. The rain could be heavy at times. Low around 66. South southwest wind around 6 mph. Chance of precipitation is 80%.
Thursday
Scattered showers. Mostly cloudy, with a high near 76. South southwest wind 5 to 7 mph becoming southeast in the morning. Chance of precipitation is 50%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 65. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Friday
Scattered showers. Mostly sunny, with a high near 76. Southeast wind 3 to 8 mph. Chance of precipitation is 40%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 66. South wind 3 to 5 mph. Chance of precipitation is 40%.
Saturday
Scattered showers. Partly sunny, with a high near 77. East wind 3 to 7 mph. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Wainaku HI
 19.75°N 155.14°W (Elev. 1188 ft)
Last Update:
4:01 am HST Nov 16, 2025
Forecast Valid:
4am HST Nov 16, 2025-6pm HST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation