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.

A Few Clouds

68°F

20°C

Humidity 84%
Wind Speed SW 5 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Apr 2:53 am HST
Extended Forecast for

Hilo International Airport HI

  • Overnight

    Overnight: A 30 percent chance of showers. Mostly cloudy, with a low around 68. West southwest wind 3 to 6 mph.

    Low: 68 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 82. Light and variable wind becoming east 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 82 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 68. East southeast wind 5 to 8 mph becoming calm after midnight.

    Low: 68 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 82. Light and variable wind becoming east southeast 6 to 11 mph in the morning.

    High: 82 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 69. East southeast wind 5 to 8 mph becoming south southwest in the evening.

    Low: 69 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 82. East southeast wind 5 to 9 mph.

    High: 82 °F

    Slight Chance
    Showers then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. Southeast wind 3 to 6 mph.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 83. East wind 3 to 8 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Isolated showers after midnight. Partly cloudy, with a low around 69. Light south wind. Chance of precipitation is 20%.

    Low: 69 °F

    Mostly Clear
    then Isolated
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers. Mostly cloudy, with a low around 68. West southwest wind 3 to 6 mph.
Sunday
A 50 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 82. Light and variable wind becoming east 5 to 10 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 68. East southeast wind 5 to 8 mph becoming calm after midnight.
Monday
A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 82. Light and variable wind becoming east southeast 6 to 11 mph in the morning.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 69. East southeast wind 5 to 8 mph becoming south southwest in the evening.
Tuesday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 82. East southeast wind 5 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 69. Southeast wind 3 to 6 mph.
Wednesday
Sunny, with a high near 83. East wind 3 to 8 mph.
Wednesday Night
Isolated showers after midnight. Partly cloudy, with a low around 69. Light south wind. Chance of precipitation is 20%.
Thursday
Scattered showers, mainly after noon. Partly sunny, with a high near 82. Calm wind becoming east northeast 5 to 8 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
Showers. Low around 68. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Friday
Showers likely. Mostly cloudy, with a high near 82. Calm wind becoming east northeast 5 to 8 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
Showers. Low around 68. Northeast wind around 6 mph becoming calm. Chance of precipitation is 80%.
Saturday
Showers likely. Mostly cloudy, with a high near 81. East wind 6 to 9 mph. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hilo International Airport HI
 19.72°N 155.04°W (Elev. 39 ft)
Last Update:
6:02 pm HST Apr 18, 2026
Forecast Valid:
3am HST Apr 19, 2026-6pm HST Apr 25, 2026
 
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