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.

Overcast

75°F

24°C

Humidity 90%
Wind Speed Calm
Barometer 29.96 in (1014.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 18 Aug 12:53 am HST
Extended Forecast for

Hilo International Airport HI

  • Overnight

    Overnight: Scattered showers. Mostly cloudy, with a low around 73. Light north wind. Chance of precipitation is 40%.

    Low: 73 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Isolated showers. Mostly sunny, with a high near 83. Calm wind becoming north northeast 5 to 8 mph. Chance of precipitation is 20%.

    High: 83 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 72 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 84. Calm wind becoming 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: 84 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 73. North northwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 73 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Partly sunny, with a high near 85. Northeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 85 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 73. Calm wind becoming south southeast around 6 mph after midnight. Chance of precipitation is 60%.

    Low: 73 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before noon. Partly sunny, with a high near 85. East southeast wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely then
    Scattered
    Showers

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 73. Light and variable wind. Chance of precipitation is 70%.

    Low: 73 °F

    Showers
    Likely

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a low around 73. Light north wind. Chance of precipitation is 40%.
Tuesday
Isolated showers. Mostly sunny, with a high near 83. Calm wind becoming north northeast 5 to 8 mph. Chance of precipitation is 20%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Scattered showers. Partly sunny, with a high near 84. Calm wind becoming 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. Mostly cloudy, with a low around 73. North northwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 85. Northeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 60%. 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 73. Calm wind becoming south southeast around 6 mph after midnight. Chance of precipitation is 60%.
Friday
Showers likely, mainly before noon. Partly sunny, with a high near 85. East southeast wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 70%.
Friday Night
Showers likely. Mostly cloudy, with a low around 73. Light and variable wind. Chance of precipitation is 70%.
Saturday
Showers likely. Mostly cloudy, with a high near 85. Calm wind becoming east northeast 5 to 7 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 74. North northeast wind 3 to 5 mph. Chance of precipitation is 60%.
Sunday
Scattered showers. Partly sunny, with a high near 84. North wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 73. Northwest wind 5 to 7 mph. Chance of precipitation is 40%.
Monday
Scattered showers. Partly sunny, with a high near 84. North wind 6 to 9 mph becoming east northeast in the morning. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.04°W (Elev. 39 ft)
Last Update:
6:01 pm HST Aug 17, 2026
Forecast Valid:
1am 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