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

26°C

78°F

Humidity 76%
Wind Speed E 9 km/h
Barometer 1016.0 mb (30.01 in)
Dewpoint 21°C (70°F)
Visibility 16 km
Heat Index27°C (80°F)
Last update 12 Jul 4:53 pm HST
Extended Forecast for

Hilo HI

  • This Afternoon

    This Afternoon: Scattered showers. Partly sunny, with a high near 27. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than 1 mm possible.

    High: 27 °C

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 21. Calm wind becoming west 5 to 10 km/h in the evening. Chance of precipitation is 40%. New precipitation amounts between 5 and 7.5 mm possible.

    Low: 21 °C

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers, mainly before noon. Mostly sunny, with a high near 28. Southeast wind 5 to 13 km/h becoming northeast in the afternoon. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm possible.

    High: 28 °C

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers. Mostly cloudy, with a low around 21. Northeast wind 5 to 8 km/h becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts between 2.5 and 5 mm possible.

    Low: 21 °C

    Scattered
    Showers

  • Monday

    Monday: Showers likely. Mostly cloudy, with a high near 28. Light and variable wind becoming east 8 to 13 km/h in the afternoon. Chance of precipitation is 70%.

    High: 28 °C

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than 1 mm possible.

    Low: 21 °C

    Showers
    Likely

  • Tuesday

    Tuesday: Isolated showers. Mostly sunny, with a high near 28. Light and variable wind becoming east 8 to 13 km/h in the afternoon. Chance of precipitation is 20%.

    High: 28 °C

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 21. North wind 3 to 8 km/h. Chance of precipitation is 50%.

    Low: 21 °C

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers, mainly before noon. Partly sunny, with a high near 28. Light northeast wind increasing to 9 to 14 km/h in the afternoon. Chance of precipitation is 50%.

    High: 28 °C

    Scattered
    Showers then
    Isolated
    Showers

Detailed Forecast

This Afternoon
Scattered showers. Partly sunny, with a high near 27. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than 1 mm possible.
Tonight
Scattered showers. Mostly cloudy, with a low around 21. Calm wind becoming west 5 to 10 km/h in the evening. Chance of precipitation is 40%. New precipitation amounts between 5 and 7.5 mm possible.
Sunday
Scattered showers, mainly before noon. Mostly sunny, with a high near 28. Southeast wind 5 to 13 km/h becoming northeast in the afternoon. Chance of precipitation is 30%. New precipitation amounts between 1 and 2.5 mm possible.
Sunday Night
Scattered showers. Mostly cloudy, with a low around 21. Northeast wind 5 to 8 km/h becoming calm after midnight. Chance of precipitation is 40%. New precipitation amounts between 2.5 and 5 mm possible.
Monday
Showers likely. Mostly cloudy, with a high near 28. Light and variable wind becoming east 8 to 13 km/h in the afternoon. Chance of precipitation is 70%.
Monday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than 1 mm possible.
Tuesday
Isolated showers. Mostly sunny, with a high near 28. Light and variable wind becoming east 8 to 13 km/h in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 21. North wind 3 to 8 km/h. Chance of precipitation is 50%.
Wednesday
Scattered showers, mainly before noon. Partly sunny, with a high near 28. Light northeast wind increasing to 9 to 14 km/h in the afternoon. Chance of precipitation is 50%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 21. Northeast wind 5 to 10 km/h becoming calm. Chance of precipitation is 50%.
Thursday
Showers likely. Partly sunny, with a high near 28. East northeast wind 5 to 14 km/h. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 21. Northeast wind 5 to 8 km/h becoming calm in the evening. Chance of precipitation is 70%.
Friday
Showers likely. Partly sunny, with a high near 28. Light and variable wind becoming east northeast 8 to 13 km/h in the afternoon. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 21. Northeast wind 5 to 8 km/h becoming calm in the evening. Chance of precipitation is 70%.
Saturday
Showers likely. Partly sunny, with a high near 28. Light and variable wind becoming east northeast 8 to 13 km/h in the afternoon. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo HI
 19.7°N 155.09°W (Elev. 217 m)
Last Update:
4:02 pm HST Jul 12, 2025
Forecast Valid:
5pm HST Jul 12, 2025-6pm HST Jul 19, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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