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.

Light Rain Fog/Mist

71°F

22°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 30.07 in (1018.0 mb)
Dewpoint 70°F (21°C)
Visibility 3.00 mi
Last update 20 May 3:53 am HST
Extended Forecast for

4 Miles E Hilo International Airport HI

  • Overnight

    Overnight: Showers. Low around 70. Light northwest wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 70 °F

    Showers

  • Wednesday

    Wednesday: Occasional showers, mainly before noon. High near 80. Light and variable wind becoming northeast 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 80 °F

    Showers then
    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: Occasional showers. Low around 69. North northeast wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before noon. Partly sunny, with a high near 80. Northeast wind 11 to 13 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 80 °F

    Showers
    Likely then
    Isolated
    Showers

  • Thursday Night

    Thursday Night: Showers likely. Mostly cloudy, with a low around 68. North northeast wind 9 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 68 °F

    Showers
    Likely

  • Friday

    Friday: Scattered showers. Partly sunny, with a high near 79. North northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. North northeast wind 5 to 10 mph becoming light east. Chance of precipitation is 70%.

    Low: 67 °F

    Scattered
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before noon. Partly sunny, with a high near 79. Northeast wind 8 to 13 mph. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. Northeast wind 6 to 9 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Overnight
Showers. Low around 70. Light northwest wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Occasional showers, mainly before noon. High near 80. Light and variable wind becoming northeast 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Occasional showers. Low around 69. North northeast wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 80. Northeast wind 11 to 13 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers likely. Mostly cloudy, with a low around 68. North northeast wind 9 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Scattered showers. Partly sunny, with a high near 79. North northeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. North northeast wind 5 to 10 mph becoming light east. Chance of precipitation is 70%.
Saturday
Showers likely, mainly before noon. Partly sunny, with a high near 79. Northeast wind 8 to 13 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. Northeast wind 6 to 9 mph. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before noon. Partly sunny, with a high near 79. East northeast wind 5 to 10 mph becoming light east southeast in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 67. Calm wind becoming northeast around 5 mph. Chance of precipitation is 60%.
Memorial Day
Scattered showers. Partly sunny, with a high near 80. Calm wind becoming east northeast 5 to 8 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
Showers likely. Mostly cloudy, with a low around 67. Northeast wind 6 to 8 mph. Chance of precipitation is 70%.
Tuesday
Showers likely. Partly sunny, with a high near 80. East northeast wind around 9 mph. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Hilo International Airport HI
 19.7°N 155.02°W (Elev. 36 ft)
Last Update:
4:01 am HST May 20, 2026
Forecast Valid:
4am HST May 20, 2026-6pm HST May 26, 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