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

69°F

21°C

Humidity 78%
Wind Speed SW 5 mph
Barometer 30.03 in (1016.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 19 Apr 6:53 am HST
Extended Forecast for

Hilo International Airport HI

  • Today

    Today: A 50 percent chance of showers. Mostly cloudy, with a high near 80. Light and variable wind becoming east 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers. Cloudy, with a low around 69. East southeast wind 5 to 7 mph becoming calm after midnight.

    Low: 69 °F

    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 79. Light and variable wind becoming east southeast 5 to 10 mph in the morning.

    High: 79 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 69. South wind around 5 mph.

    Low: 69 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 81. East wind 5 to 7 mph.

    High: 81 °F

    Slight Chance
    Showers then
    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 69. Southeast wind 3 to 5 mph.

    Low: 69 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. East wind 5 to 8 mph becoming calm in the afternoon.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Isolated showers. Partly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 20%.

    Low: 69 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers before noon. Sunny, with a high near 80. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 80 °F

    Isolated
    Showers then
    Sunny

Detailed Forecast

Today
A 50 percent chance of showers. Mostly cloudy, with a high near 80. Light and variable wind becoming east 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 40 percent chance of showers. Cloudy, with a low around 69. East southeast wind 5 to 7 mph becoming calm after midnight.
Monday
A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 79. Light and variable wind becoming east southeast 5 to 10 mph in the morning.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 69. South wind around 5 mph.
Tuesday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 81. East wind 5 to 7 mph.
Tuesday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 69. Southeast wind 3 to 5 mph.
Wednesday
Sunny, with a high near 81. East wind 5 to 8 mph becoming calm in the afternoon.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 69. Light and variable wind. Chance of precipitation is 20%.
Thursday
Isolated showers before noon. Sunny, with a high near 80. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Isolated showers. Partly cloudy, with a low around 68. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
Isolated showers. Mostly sunny, with a high near 80. Calm wind becoming northeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 68. North wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
Scattered showers. Mostly sunny, with a high near 79. East northeast wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.09°W (Elev. 95 ft)
Last Update:
6:02 am HST Apr 19, 2026
Forecast Valid:
6am HST Apr 19, 2026-6pm HST Apr 25, 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