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.

Partly Cloudy

88°F

31°C

Humidity 63%
Wind Speed NE 17 G 23 mph
Barometer 29.93 in (1012.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 9 Nov 11:54 am ChST
Extended Forecast for

Sinajana GU

  • This Afternoon

    This Afternoon: Isolated showers. Mostly sunny, with a high near 88. East northeast wind 13 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers. Mostly cloudy, with a low around 78. East wind 8 to 11 mph.

    Low: 78 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers. Partly sunny, with a high near 88. East wind 8 to 11 mph.

    High: 88 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers. Partly cloudy, with a low around 78. East wind 5 to 9 mph.

    Low: 78 °F

    Isolated
    Showers

  • Veterans Day

    Veterans Day: Isolated showers. Mostly sunny, with a high near 88. East wind 6 to 8 mph.

    High: 88 °F

    Isolated
    Showers

  • Wednesday Night

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

    Low: 78 °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

This Afternoon
Isolated showers. Mostly sunny, with a high near 88. East northeast wind 13 to 15 mph, with gusts as high as 20 mph.
Tonight
Isolated showers. Mostly cloudy, with a low around 78. East wind 8 to 11 mph.
Tuesday
Isolated showers. Partly sunny, with a high near 88. East wind 8 to 11 mph.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 78. East wind 5 to 9 mph.
Veterans Day
Isolated showers. Mostly sunny, with a high near 88. East wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 78.
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
Mostly cloudy, with a low around 78.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Mostly cloudy, with a low around 76.
Sunday
Partly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sinajana GU
 13.47°N 144.76°E
Last Update:
6:05 am ChST Nov 9, 2026
Forecast Valid:
12pm ChST Nov 9, 2026-6pm ChST Nov 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation