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

74°F

23°C

Humidity 94%
Wind Speed S 3 mph
Barometer 29.91 in (1012.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 16 Mar 7:53 am HST
Extended Forecast for

Hilo International Airport HI

  • Today

    Today: Showers likely. Mostly cloudy, with a high near 81. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely, mainly after midnight. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers, mainly after noon. High near 80. Calm wind becoming north 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 80 °F

    Scattered
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 69. Light west northwest wind. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.

    Low: 69 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 79. Calm wind. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New precipitation amounts between three quarters and one inch possible.

    Low: 68 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Cloudy, with a high near 80. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Scattered showers. Cloudy, with a low around 69. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Scattered
    Showers

  • Friday

    Friday: Showers likely. Cloudy, with a high near 81. Light and variable wind. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely

Detailed Forecast

Today
Showers likely. Mostly cloudy, with a high near 81. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers likely, mainly after midnight. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Showers, mainly after noon. High near 80. Calm wind becoming north 5 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers. Low around 69. Light west northwest wind. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Showers. High near 79. Calm wind. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Showers likely. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New precipitation amounts between three quarters and one inch possible.
Thursday
Showers likely. Cloudy, with a high near 80. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%.
Thursday Night
Scattered showers. Cloudy, with a low around 69. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 40%.
Friday
Showers likely. Cloudy, with a high near 81. Light and variable wind. Chance of precipitation is 70%.
Friday Night
Scattered showers. Cloudy, with a low around 69. Light southwest wind. Chance of precipitation is 40%.
Saturday
Showers likely. Mostly cloudy, with a high near 82. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 69. South wind around 5 mph becoming calm. Chance of precipitation is 50%.
Sunday
Scattered showers. Cloudy, with a high near 81. Southwest wind around 6 mph becoming east southeast in the morning. Chance of precipitation is 50%.
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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 Mar 16, 2026
Forecast Valid:
8am HST Mar 16, 2026-6pm HST Mar 22, 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