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

78°F

26°C

Humidity 90%
Wind Speed NE 6 mph
Barometer 29.94 in (1013.0 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 5 Nov 2:54 am ChST
Extended Forecast for

Mangilao GU

  • Overnight

    Overnight: Isolated showers. Partly cloudy, with a low around 77. Light northeast wind.

    Low: 77 °F

    Isolated
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 86. East wind 3 to 8 mph.

    High: 86 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 76. East northeast wind 3 to 5 mph.

    Low: 76 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 86. Northeast wind 3 to 8 mph.

    High: 86 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 76. Light northeast wind.

    Low: 76 °F

    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers. Mostly sunny, with a high near 87.

    High: 87 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76.

    Low: 76 °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 77.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers. Partly cloudy, with a low around 77. Light northeast wind.
Thursday
Isolated showers. Mostly sunny, with a high near 86. East wind 3 to 8 mph.
Thursday Night
Isolated showers. Partly cloudy, with a low around 76. East northeast wind 3 to 5 mph.
Friday
Isolated showers. Mostly sunny, with a high near 86. Northeast wind 3 to 8 mph.
Friday Night
Isolated showers. Partly cloudy, with a low around 76. Light northeast wind.
Saturday
Isolated showers. Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 77.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 77.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 76.
Veterans Day
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mangilao GU
 13.45°N 144.79°E
Last Update:
6:05 pm ChST Nov 4, 2026
Forecast Valid:
3am ChST Nov 5, 2026-6pm ChST Nov 11, 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