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

76°F

24°C

Humidity 77%
Wind Speed SE 3 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 16 Apr 3:53 pm HST
Extended Forecast for

Hilo International Airport HI

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Cloudy, with a high near 82. East northeast wind around 7 mph.

    High: 82 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Scattered showers. Cloudy, with a low around 69. East northeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 69 °F

    Scattered
    Showers

  • Friday

    Friday: Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 82. Calm wind becoming east northeast 5 to 8 mph. Chance of precipitation is 40%.

    High: 82 °F

    Scattered
    Showers then
    Heavy Rain

  • Friday Night

    Friday Night: Scattered showers. Cloudy, with a low around 70. Calm wind becoming east southeast 5 to 7 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 70 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers before noon. Cloudy, with a high near 82. East wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 30%.

    High: 82 °F

    Scattered
    Showers then
    Cloudy

  • Saturday Night

    Saturday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 50%.

    Low: 69 °F

    Isolated
    Showers then
    Scattered
    Showers

  • Sunday

    Sunday: Isolated showers before noon. Mostly cloudy, with a high near 81. Light east southeast wind becoming east 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

    High: 81 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 69. East southeast wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%.

    Low: 69 °F

    Scattered
    Showers

  • Monday

    Monday: Isolated showers. Mostly cloudy, with a high near 81. East southeast wind 6 to 13 mph. Chance of precipitation is 20%.

    High: 81 °F

    Isolated
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Cloudy, with a high near 82. East northeast wind around 7 mph.
Tonight
Scattered showers. Cloudy, with a low around 69. East northeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Scattered showers, with thunderstorms also possible after noon. Some of the storms could produce heavy rainfall. Cloudy, with a high near 82. Calm wind becoming east northeast 5 to 8 mph. Chance of precipitation is 40%.
Friday Night
Scattered showers. Cloudy, with a low around 70. Calm wind becoming east southeast 5 to 7 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Scattered showers before noon. Cloudy, with a high near 82. East wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 30%.
Saturday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 50%.
Sunday
Isolated showers before noon. Mostly cloudy, with a high near 81. Light east southeast wind becoming east 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Scattered showers, mainly after midnight. Mostly cloudy, with a low around 69. East southeast wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%.
Monday
Isolated showers. Mostly cloudy, with a high near 81. East southeast wind 6 to 13 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers before midnight. Mostly cloudy, with a low around 68. Southeast wind 5 to 8 mph. Chance of precipitation is 20%.
Tuesday
Scattered showers. Partly sunny, with a high near 82. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 68. South wind 3 to 7 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers. Mostly sunny, with a high near 82. Light and variable wind becoming east 5 to 9 mph. Chance of precipitation is 30%.
Wednesday Night
Occasional showers. Low around 68. Light and variable wind. Chance of precipitation is 80%.
Thursday
Showers likely. Partly sunny, with a high near 81. Calm wind becoming east 5 to 9 mph in the afternoon. Chance of precipitation is 70%.
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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:
4:02 pm HST Apr 16, 2026
Forecast Valid:
4pm HST Apr 16, 2026-6pm HST Apr 23, 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