National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Fair

81°F

27°C

Humidity 88%
Wind Speed S 8 mph
Barometer 29.82 in (1006.7 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 15 Aug 7:54 pm ChST
Extended Forecast for

Inarajan GU

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. West southwest wind 9 to 11 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers and thunderstorms. Partly sunny, with a high near 86. West southwest wind 10 to 13 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. West southwest wind 7 to 11 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers and thunderstorms. Partly sunny, with a high near 86. West southwest wind around 8 mph. Chance of precipitation is 40%.

    High: 86 °F

    Scattered
    Showers

  • Monday Night

    Monday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. West southwest wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.

    High: 87 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. West southwest wind 9 to 11 mph. Chance of precipitation is 30%.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. West southwest wind 10 to 13 mph. Chance of precipitation is 30%.
Sunday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. West southwest wind 7 to 11 mph. Chance of precipitation is 30%.
Monday
Scattered showers and thunderstorms. Partly sunny, with a high near 86. West southwest wind around 8 mph. Chance of precipitation is 40%.
Monday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. West southwest wind 3 to 7 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 78.
Wednesday
A chance of showers. Partly sunny, with a high near 87.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 78.
Thursday
A chance of showers. Partly sunny, with a high near 86.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 77.
Friday
A chance of showers. Partly sunny, with a high near 87.
Friday Night
A chance of showers. Mostly cloudy, with a low around 77.
Saturday
A chance of showers. Partly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Inarajan GU
 13.28°N 144.74°E
Last Update:
6:05 pm ChST Aug 15, 2026
Forecast Valid:
8pm ChST Aug 15, 2026-6pm ChST Aug 22, 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