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

78°F

26°C

Humidity 71%
Wind Speed S 6 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 20 Apr 8:53 am HST
Extended Forecast for

Hilo HI

  • Today

    Today: Scattered showers. Mostly cloudy, with a high near 80. East wind around 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers before midnight. Partly cloudy, with a low around 67. East southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 67 °F

    Scattered
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. East wind 6 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 68. East wind 3 to 5 mph.

    Low: 68 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. East northeast wind around 7 mph.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Isolated showers. Partly cloudy, with a low around 68. North northeast wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers before noon. Mostly sunny, with a high near 79. North northeast wind around 10 mph. Chance of precipitation is 20%.

    High: 79 °F

    Isolated
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Isolated showers. Mostly cloudy, with a low around 67. North northeast wind around 10 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers before noon. Mostly sunny, with a high near 79. North northeast wind around 11 mph. Chance of precipitation is 20%.

    High: 79 °F

    Isolated
    Showers then
    Mostly Sunny

Detailed Forecast

Today
Scattered showers. Mostly cloudy, with a high near 80. East wind around 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Scattered showers before midnight. Partly cloudy, with a low around 67. East southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 80. East wind 6 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 68. East wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 81. East northeast wind around 7 mph.
Wednesday Night
Isolated showers. Partly cloudy, with a low around 68. North northeast wind 3 to 5 mph. Chance of precipitation is 20%.
Thursday
Isolated showers before noon. Mostly sunny, with a high near 79. North northeast wind around 10 mph. Chance of precipitation is 20%.
Thursday Night
Isolated showers. Mostly cloudy, with a low around 67. North northeast wind around 10 mph. Chance of precipitation is 20%.
Friday
Isolated showers before noon. Mostly sunny, with a high near 79. North northeast wind around 11 mph. Chance of precipitation is 20%.
Friday Night
Scattered showers. Partly cloudy, with a low around 66. North wind 9 to 11 mph. Chance of precipitation is 30%.
Saturday
Isolated showers. Mostly sunny, with a high near 78. Northeast wind around 10 mph. Chance of precipitation is 20%.
Saturday Night
Scattered showers. Mostly cloudy, with a low around 66. North northeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.
Sunday
Isolated showers. Mostly sunny, with a high near 78. East northeast wind around 9 mph. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo HI
 19.7°N 155.09°W (Elev. 217 ft)
Last Update:
6:59 am HST Apr 20, 2026
Forecast Valid:
9am HST Apr 20, 2026-6pm HST Apr 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