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

82°F

28°C

Humidity 72%
Wind Speed E 6 mph
Barometer 30.01 in (1015.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 Sep 1:53 pm HST
Extended Forecast for

Hilo International Airport HI

  • This Afternoon

    This Afternoon: Isolated showers. Cloudy, with a high near 84. East northeast wind around 9 mph. Chance of precipitation is 20%.

    High: 84 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers. Cloudy, with a low around 73. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 73 °F

    Isolated
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 84. Northeast wind 8 to 10 mph.

    High: 84 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 73. North wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 73 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 85. South wind around 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 85 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 73. South wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 73 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before noon. Partly sunny, with a high near 84. East northeast wind around 7 mph. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after midnight. Cloudy, with a low around 73. South southwest wind around 6 mph becoming northeast after midnight. Chance of precipitation is 60%.

    Low: 73 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers. Cloudy, with a high near 83. East northeast wind around 8 mph. Chance of precipitation is 50%.

    High: 83 °F

    Scattered
    Showers

Detailed Forecast

This Afternoon
Isolated showers. Cloudy, with a high near 84. East northeast wind around 9 mph. Chance of precipitation is 20%.
Tonight
Isolated showers. Cloudy, with a low around 73. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 84. Northeast wind 8 to 10 mph.
Sunday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 73. North wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Scattered showers. Partly sunny, with a high near 85. South wind around 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers likely. Mostly cloudy, with a low around 73. South wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers likely, mainly before noon. Partly sunny, with a high near 84. East northeast wind around 7 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely, mainly after midnight. Cloudy, with a low around 73. South southwest wind around 6 mph becoming northeast after midnight. Chance of precipitation is 60%.
Wednesday
Scattered showers. Cloudy, with a high near 83. East northeast wind around 8 mph. Chance of precipitation is 50%.
Wednesday Night
Showers likely, mainly after midnight. Cloudy, with a low around 73. South wind around 7 mph. Chance of precipitation is 60%.
Thursday
Showers likely. Cloudy, with a high near 83. East wind around 7 mph becoming south in the afternoon. Chance of precipitation is 60%.
Thursday Night
Scattered showers. Cloudy, with a low around 72. South southeast wind 8 to 11 mph. Chance of precipitation is 50%.
Friday
Scattered showers. Cloudy, with a high near 82. East northeast wind 9 to 14 mph, with gusts as high as 18 mph. 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 155.07°W (Elev. 36 ft)
Last Update:
6:01 am HST Sep 19, 2026
Forecast Valid:
2pm HST Sep 19, 2026-6pm HST Sep 25, 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