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

81°F

27°C

Humidity 85%
Wind Speed SW 6 mph
Barometer 29.94 in (1013.1 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 12 Oct 9:54 am ChST
Extended Forecast for

Agana Heights GU

  • Columbus Day

    Columbus Day: Isolated showers. Mostly sunny, with a high near 88. West northwest wind around 6 mph.

    High: 88 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 77. West northwest wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers. Partly sunny, with a high near 88. Calm wind. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers. Partly cloudy, with a low around 78. Calm wind.

    Low: 78 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Isolated showers. Mostly sunny, with a high near 88. Light east wind.

    High: 88 °F

    Isolated
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 79.

    Low: 79 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Columbus Day
Isolated showers. Mostly sunny, with a high near 88. West northwest wind around 6 mph.
Tonight
Isolated showers. Partly cloudy, with a low around 77. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Scattered showers. Partly sunny, with a high near 88. Calm wind. Chance of precipitation is 30%.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 78. Calm wind.
Wednesday
Isolated showers. Mostly sunny, with a high near 88. Light east wind.
Wednesday Night
Partly cloudy, with a low around 79.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 78.
Friday
Mostly sunny, with a high near 88.
Friday Night
Showers likely. The rain could be heavy at times. Mostly cloudy, with a low around 75.
Saturday
A chance of showers. Partly sunny, with a high near 86.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 76. Breezy.
Sunday
A chance of showers. Partly sunny, with a high near 85. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Agana Heights GU
 13.47°N 144.74°E
Last Update:
6:05 am ChST Oct 12, 2026
Forecast Valid:
10am ChST Oct 12, 2026-6pm ChST Oct 18, 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