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

80°F

27°C

Humidity 85%
Wind Speed NE 9 mph
Barometer 29.88 in (1011.6 mb)
Dewpoint 75°F (24°C)
Visibility 8.00 mi
Heat Index85°F (29°C)
Last update 14 Sep 12:53 pm HST
Extended Forecast for

Hilo International Airport HI

  • This Afternoon

    This Afternoon: Scattered showers. Partly sunny, with a high near 85. North wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 85 °F

    Scattered
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 73. North northwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 73 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Scattered showers. Partly sunny, with a high near 86. Heat index values as high as 95. East wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 86 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely. Mostly cloudy, with a low around 74. North wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 74 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 86. North northeast wind 8 to 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 86 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 75. North wind 6 to 11 mph becoming light and variable after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 75 °F

    Showers

  • Thursday

    Thursday: Showers. The rain could be heavy at times. High near 84. East southeast wind 3 to 8 mph. Chance of precipitation is 80%.

    High: 84 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Showers. The rain could be heavy at times. Low around 74. East southeast wind 6 to 8 mph. Chance of precipitation is 90%.

    Low: 74 °F

    Heavy Rain

  • Friday

    Friday: Showers, mainly before noon. High near 84. Southeast wind 7 to 9 mph. Chance of precipitation is 80%.

    High: 84 °F

    Showers then
    Scattered
    Showers

Detailed Forecast

This Afternoon
Scattered showers. Partly sunny, with a high near 85. North wind 5 to 10 mph. Chance of precipitation is 40%.
Tonight
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 73. North northwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Scattered showers. Partly sunny, with a high near 86. Heat index values as high as 95. East wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 74. North wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers. High near 86. North northeast wind 8 to 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers. Low around 75. North wind 6 to 11 mph becoming light and variable after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers. The rain could be heavy at times. High near 84. East southeast wind 3 to 8 mph. Chance of precipitation is 80%.
Thursday Night
Showers. The rain could be heavy at times. Low around 74. East southeast wind 6 to 8 mph. Chance of precipitation is 90%.
Friday
Showers, mainly before noon. High near 84. Southeast wind 7 to 9 mph. Chance of precipitation is 80%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 73. South southeast wind 3 to 7 mph. Chance of precipitation is 40%.
Saturday
Scattered showers. Mostly cloudy, with a high near 84. East wind 3 to 8 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 73. East northeast wind 5 to 8 mph. Chance of precipitation is 60%.
Sunday
Showers likely. Partly sunny, with a high near 84. East northeast wind 5 to 11 mph. Chance of precipitation is 60%.
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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 am HST Sep 14, 2026
Forecast Valid:
1pm HST Sep 14, 2026-6pm HST Sep 20, 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