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

86°F

30°C

Humidity 75%
Wind Speed SE 9 mph
Barometer 29.79 in (1008.0 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 14 Jul 4:54 pm ChST
Extended Forecast for

3 Miles S Agat GU

  • Tonight

    Tonight: Scattered showers. Mostly cloudy, with a low around 77. Southeast wind 9 to 11 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Scattered showers. Partly sunny, with a high near 85. Southeast wind 13 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 77. Southeast wind 7 to 13 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered showers. Partly sunny, with a high near 85. East southeast wind 8 to 11 mph. Chance of precipitation is 30%.

    High: 85 °F

    Scattered
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 77. East wind 6 to 9 mph.

    Low: 77 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    Showers

Detailed Forecast

Tonight
Scattered showers. Mostly cloudy, with a low around 77. Southeast wind 9 to 11 mph. Chance of precipitation is 30%.
Tuesday
Scattered showers. Partly sunny, with a high near 85. Southeast wind 13 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 77. Southeast wind 7 to 13 mph. Chance of precipitation is 30%.
Wednesday
Scattered showers. Partly sunny, with a high near 85. East southeast wind 8 to 11 mph. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 77. East wind 6 to 9 mph.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 84.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 77.
Friday
A chance of showers. Partly sunny, with a high near 83.
Friday Night
A chance of showers. Mostly cloudy, with a low around 77.
Saturday
A chance of showers. Partly sunny, with a high near 82.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 74.
Sunday
A chance of showers. Partly sunny, with a high near 82.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 74.
Monday
A chance of showers. Mostly cloudy, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Agat GU
 13.33°N 144.67°E
Last Update:
6:05 am ChST Jul 14, 2025
Forecast Valid:
5pm ChST Jul 14, 2025-6pm ChST Jul 21, 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