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.

Mostly Cloudy

80°F

27°C

Humidity 94%
Wind Speed NE 14 mph
Barometer 29.93 in (1012.8 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 14 Nov 10:54 pm ChST
Extended Forecast for

Dededo GU

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. East northeast wind around 11 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 88. East wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 76. East wind 9 to 13 mph.

    Low: 76 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Mostly sunny, with a high near 89. East wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 89 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 77. East northeast wind 10 to 13 mph.

    Low: 77 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers. Mostly sunny, with a high near 89.

    High: 89 °F

    Isolated
    Showers

  • Tuesday Night

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

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. East northeast wind around 11 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Partly sunny, with a high near 88. East wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 76. East wind 9 to 13 mph.
Monday
Isolated showers. Mostly sunny, with a high near 89. East wind 10 to 14 mph, with gusts as high as 18 mph.
Monday Night
Isolated showers. Partly cloudy, with a low around 77. East northeast wind 10 to 13 mph.
Tuesday
Isolated showers. Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 76.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 76.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 77.
Friday
Partly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 78.
Saturday
Mostly sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dededo GU
 13.52°N 144.83°E
Last Update:
6:05 pm ChST Nov 14, 2026
Forecast Valid:
11pm ChST Nov 14, 2026-6pm ChST Nov 21, 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