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

80°F

27°C

Humidity 87%
Wind Speed NE 6 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 11 Nov 9:54 pm ChST
Extended Forecast for

Agat GU

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 77. Northeast wind around 10 mph.

    Low: 77 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 87. Northeast wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 87 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 77. East northeast wind 9 to 14 mph.

    Low: 77 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 87. East northeast wind 11 to 15 mph, with gusts as high as 18 mph.

    High: 87 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 77. East northeast wind 9 to 11 mph.

    Low: 77 °F

    Isolated
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 78.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Tonight
Isolated showers. Partly cloudy, with a low around 77. Northeast wind around 10 mph.
Thursday
Isolated showers. Mostly sunny, with a high near 87. Northeast wind 10 to 14 mph, with gusts as high as 18 mph.
Thursday Night
Isolated showers. Partly cloudy, with a low around 77. East northeast wind 9 to 14 mph.
Friday
Isolated showers. Mostly sunny, with a high near 87. East northeast wind 11 to 15 mph, with gusts as high as 18 mph.
Friday Night
Isolated showers. Partly cloudy, with a low around 77. East northeast wind 9 to 11 mph.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 77.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 78.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Agat GU
 13.35°N 144.64°E
Last Update:
6:05 pm ChST Nov 11, 2026
Forecast Valid:
10pm ChST Nov 11, 2026-6pm ChST Nov 18, 2026
 
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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