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

72°F

22°C

Humidity 91%
Wind Speed SE 3 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 19 Jul 2:53 am HST
Extended Forecast for

4 Miles SW Wainaku HI

  • Overnight

    Overnight: Showers likely. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 68 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 78. Calm wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between 2 and 3 inches possible.

    High: 78 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 68. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between 2 and 3 inches possible.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before noon. Partly sunny, with a high near 79. Calm wind becoming east 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.

    High: 79 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely. Mostly cloudy, with a low around 68. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between 2 and 3 inches possible.

    Low: 68 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before noon. Partly sunny, with a high near 78. Calm wind becoming east 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 78 °F

    Showers
    Likely then
    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers. Mostly cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 50%.

    Low: 67 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers. Partly sunny, with a high near 79. East southeast wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 50%.

    High: 79 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

Detailed Forecast

Overnight
Showers likely. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
Showers likely. Mostly cloudy, with a high near 78. Calm wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between 2 and 3 inches possible.
Saturday Night
Showers likely. Mostly cloudy, with a low around 68. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between 2 and 3 inches possible.
Sunday
Showers likely, mainly before noon. Partly sunny, with a high near 79. Calm wind becoming east 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
Showers likely. Mostly cloudy, with a low around 68. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts between 2 and 3 inches possible.
Monday
Showers likely, mainly before noon. Partly sunny, with a high near 78. Calm wind becoming east 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Scattered showers. Mostly cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 50%.
Tuesday
Scattered showers. Partly sunny, with a high near 79. East southeast wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 50%.
Tuesday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%.
Wednesday
Scattered showers. Partly sunny, with a high near 79. Calm wind becoming east 5 to 8 mph. Chance of precipitation is 50%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 67. Light and variable wind. Chance of precipitation is 50%.
Thursday
Scattered showers. Partly sunny, with a high near 78. Light north northeast wind becoming east northeast 5 to 9 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 66. North northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.
Friday
Scattered showers. Partly sunny, with a high near 78. Northeast wind 3 to 8 mph. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Wainaku HI
 19.7°N 155.14°W (Elev. 974 ft)
Last Update:
2:50 am HST Jul 19, 2025
Forecast Valid:
3am HST Jul 19, 2025-6pm HST Jul 25, 2025
 
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