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

Hazardous Weather Conditions

Current conditions at

Hilo, Hilo International Airport (PHTO)

Lat: 19.72°NLon: 155.06°WElev: 36ft.

Overcast

77°F

25°C

Humidity 96%
Wind Speed Calm
Barometer 29.98 in (1015.0 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 9 Aug 7:53 pm HST
Extended Forecast for

Hilo HI

  • Tonight

    Tonight: Occasional showers. The rain could be heavy at times. Low around 70. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    Heavy Rain

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 82. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 82 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 69. Northwest wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers, mainly before noon. Partly sunny, with a high near 82. Northeast wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 82 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 69 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 82. Northeast wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 82 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 70. North wind 6 to 9 mph. Chance of precipitation is 40%.

    Low: 70 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers. Partly sunny, with a high near 82. North northeast wind 9 to 11 mph. Chance of precipitation is 40%.

    High: 82 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Mostly cloudy, with a low around 71. North wind 8 to 11 mph. Chance of precipitation is 50%.

    Low: 71 °F

    Scattered
    Showers

Detailed Forecast

Tonight
Occasional showers. The rain could be heavy at times. Low around 70. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Scattered showers. Partly sunny, with a high near 82. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Scattered showers. Mostly cloudy, with a low around 69. Northwest wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Scattered showers, mainly before noon. Partly sunny, with a high near 82. Northeast wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 69. North northeast wind around 5 mph becoming calm. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Scattered showers. Partly sunny, with a high near 82. Northeast wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 70. North wind 6 to 9 mph. Chance of precipitation is 40%.
Thursday
Scattered showers. Partly sunny, with a high near 82. North northeast wind 9 to 11 mph. Chance of precipitation is 40%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 71. North wind 8 to 11 mph. Chance of precipitation is 50%.
Friday
Showers likely, mainly after noon. Mostly cloudy, with a high near 82. Breezy, with a north wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 71. Breezy, with a northeast wind 11 to 18 mph becoming south after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 81. South wind 6 to 11 mph becoming light in the afternoon. Chance of precipitation is 70%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 50%.
Sunday
Scattered showers. Mostly cloudy, with a high near 82. Calm wind. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo HI
 19.68°N 155.09°W (Elev. 417 ft)
Last Update:
6:01 pm HST Aug 9, 2026
Forecast Valid:
8pm HST Aug 9, 2026-6pm HST Aug 16, 2026
 
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