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

67°F

19°C

Humidity 63%
Wind Speed SW 5 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Jan 1:53 am HST
Extended Forecast for

Wainaku HI

  • Overnight

    Overnight: Scattered showers. Mostly cloudy, with a low around 64. Southwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Scattered
    Showers

  • M.L.King Day

    M.L.King Day: Scattered showers. Partly sunny, with a high near 78. South southwest wind 6 to 10 mph becoming east southeast in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers before midnight. Mostly cloudy, with a low around 64. South wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Scattered
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Southeast wind 6 to 11 mph.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. South southwest wind 3 to 6 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Isolated showers. Mostly cloudy, with a high near 78. East wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 20%.

    High: 78 °F

    Isolated
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers, mainly before midnight. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 30%.

    Low: 65 °F

    Scattered
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly cloudy, with a high near 78. East wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 20%.

    High: 78 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%.

    Low: 65 °F

    Scattered
    Showers

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a low around 64. Southwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
M.L.King Day
Scattered showers. Partly sunny, with a high near 78. South southwest wind 6 to 10 mph becoming east southeast in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Scattered showers before midnight. Mostly cloudy, with a low around 64. South wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 79. Southeast wind 6 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 65. South southwest wind 3 to 6 mph.
Wednesday
Isolated showers. Mostly cloudy, with a high near 78. East wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Scattered showers, mainly before midnight. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 30%.
Thursday
Isolated showers. Mostly cloudy, with a high near 78. East wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 20%.
Thursday Night
Scattered showers. Cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%.
Friday
Scattered showers, mainly after noon. Partly sunny, with a high near 77. East wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 30%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 30%.
Saturday
Isolated showers. Mostly cloudy, with a high near 78. Light and variable wind becoming east southeast 5 to 9 mph. Chance of precipitation is 20%.
Saturday Night
Isolated showers. Mostly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 79. Calm wind becoming east southeast 5 to 9 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wainaku HI
 19.75°N 155.09°W (Elev. 0 ft)
Last Update:
6:01 pm HST Jan 18, 2026
Forecast Valid:
2am HST Jan 19, 2026-6pm HST Jan 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