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.

Mostly Cloudy

84°F

29°C

Humidity 70%
Wind Speed E 8 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 18 Sep 1:53 pm HST
Extended Forecast for

Hilo International Airport HI

  • This Afternoon

    This Afternoon: Scattered showers. Partly sunny, with a high near 84. East wind 5 to 8 mph becoming calm. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 84 °F

    Scattered
    Showers

  • Tonight

    Tonight: Showers likely, mainly after midnight. Mostly cloudy, with a low around 72. Calm wind becoming west around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 72 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before noon. Mostly cloudy, with a high near 84. North northeast wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 84 °F

    Showers
    Likely then
    Isolated
    Showers

  • Saturday Night

    Saturday Night: Scattered showers. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 73 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly before noon. Partly sunny, with a high near 84. Calm wind becoming northeast 5 to 9 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

  • Sunday Night

    Sunday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 72. North northwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 72 °F

    Showers
    Likely

  • Monday

    Monday: Scattered showers. Partly sunny, with a high near 84. North wind around 7 mph. Chance of precipitation is 50%.

    High: 84 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Occasional showers. Low around 73. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 73 °F

    Showers

  • Tuesday

    Tuesday: Occasional showers. High near 84. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%.

    High: 84 °F

    Showers

Detailed Forecast

This Afternoon
Scattered showers. Partly sunny, with a high near 84. East wind 5 to 8 mph becoming calm. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, mainly after midnight. Mostly cloudy, with a low around 72. Calm wind becoming west around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly before noon. Mostly cloudy, with a high near 84. North northeast wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Scattered showers, mainly before noon. Partly sunny, with a high near 84. Calm wind becoming northeast 5 to 9 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 72. North northwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Scattered showers. Partly sunny, with a high near 84. North wind around 7 mph. Chance of precipitation is 50%.
Monday Night
Occasional showers. Low around 73. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.
Tuesday
Occasional showers. High near 84. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 80%.
Tuesday Night
Occasional showers. Low around 73. Calm wind. Chance of precipitation is 90%.
Wednesday
Occasional showers. High near 83. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%.
Wednesday Night
Occasional showers. Low around 73. Calm wind. Chance of precipitation is 80%.
Thursday
Occasional showers. High near 83. Light and variable wind. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.07°W (Elev. 36 ft)
Last Update:
6:02 am HST Sep 18, 2026
Forecast Valid:
2pm HST Sep 18, 2026-6pm HST Sep 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