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

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 29.93 in (1013.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 18 Aug 3:53 am HST
Extended Forecast for

Hilo HI

  • Overnight

    Overnight: Scattered showers. Cloudy, with a low around 70. Light west northwest wind. Chance of precipitation is 40%.

    Low: 70 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Isolated showers. Mostly cloudy, with a high near 81. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 81 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Cloudy, with a low around 71. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 71 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Cloudy, with a high near 82. Calm wind becoming north northeast 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 82 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Cloudy, with a low around 72. North wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 72 °F

    Showers
    Likely

  • Thursday

    Thursday: Scattered showers. Partly sunny, with a high near 84. North wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 84 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 72. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before noon. Partly sunny, with a high near 83. East southeast wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely then
    Scattered
    Showers

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 70%.

    Low: 71 °F

    Showers
    Likely

Detailed Forecast

Overnight
Scattered showers. Cloudy, with a low around 70. Light west northwest wind. Chance of precipitation is 40%.
Tuesday
Isolated showers. Mostly cloudy, with a high near 81. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Scattered showers. Cloudy, with a low around 71. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers. Cloudy, with a high near 82. Calm wind becoming north northeast 5 to 7 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely. Cloudy, with a low around 72. North wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Scattered showers. Partly sunny, with a high near 84. North wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 72. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 60%.
Friday
Showers likely, mainly before noon. Partly sunny, with a high near 83. East southeast wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 70%.
Friday Night
Showers likely. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 70%.
Saturday
Scattered showers, mainly before noon. Mostly sunny, with a high near 83. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 71. North wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Partly sunny, with a high near 82. North northeast wind 6 to 10 mph. Chance of precipitation is 40%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 71. North northeast wind 3 to 6 mph. Chance of precipitation is 50%.
Monday
Scattered showers. Mostly cloudy, with a high near 81. East northeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo HI
 19.7°N 155.09°W (Elev. 217 ft)
Last Update:
4:01 am HST Aug 18, 2026
Forecast Valid:
4am HST Aug 18, 2026-6pm HST Aug 24, 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