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

70°F

21°C

Humidity 82%
Wind Speed SW 5 mph
Barometer 30.05 in (1017.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 17 Apr 6:53 am HST
Extended Forecast for

Hilo International Airport HI

  • Today

    Today: Scattered showers. Mostly cloudy, with a high near 80. Calm wind becoming east northeast 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Scattered
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers. Mostly cloudy, with a low around 70. Calm wind becoming east southeast around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 70 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before noon. Mostly cloudy, with a high near 79. East southeast wind 6 to 8 mph becoming south southwest in the afternoon.

    High: 79 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 69. South southwest wind around 6 mph becoming east southeast after midnight.

    Low: 69 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers. Mostly cloudy, with a high near 79. East wind 6 to 11 mph.

    High: 79 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 68. East southeast wind 6 to 10 mph becoming southwest in the evening.

    Low: 68 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers. Partly sunny, with a high near 79. East southeast wind 6 to 11 mph.

    High: 79 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 69. Southeast wind 5 to 7 mph.

    Low: 69 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers. Partly sunny, with a high near 80. East southeast wind 5 to 9 mph.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
Scattered showers. Mostly cloudy, with a high near 80. Calm wind becoming east northeast 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of showers. Mostly cloudy, with a low around 70. Calm wind becoming east southeast around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 30 percent chance of showers before noon. Mostly cloudy, with a high near 79. East southeast wind 6 to 8 mph becoming south southwest in the afternoon.
Saturday Night
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 69. South southwest wind around 6 mph becoming east southeast after midnight.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 79. East wind 6 to 11 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 68. East southeast wind 6 to 10 mph becoming southwest in the evening.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 79. East southeast wind 6 to 11 mph.
Monday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 69. Southeast wind 5 to 7 mph.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 80. East southeast wind 5 to 9 mph.
Tuesday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 69. South wind 3 to 6 mph.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 80. Light and variable wind becoming east 5 to 8 mph.
Wednesday Night
Showers. Low around 68. Light south wind. Chance of precipitation is 80%.
Thursday
Showers likely. Mostly sunny, with a high near 80. East wind 3 to 8 mph. Chance of precipitation is 70%.
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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:
6:01 am HST Apr 17, 2026
Forecast Valid:
7am HST Apr 17, 2026-6pm HST Apr 23, 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