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

86°F

30°C

Humidity 80%
Wind Speed N 12 G 17 mph
Barometer 29.82 in (1006.7 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 23 Jul 2:54 pm ChST
Extended Forecast for

3 Miles WNW Dededo GU

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Partly sunny, with a high near 87. Light northwest wind. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 75. North wind 3 to 7 mph.

    Low: 75 °F

    Isolated
    Showers

  • Friday

    Friday: Scattered showers, mainly after noon. Partly sunny, with a high near 88. North northwest wind 3 to 8 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 76. North northeast wind 5 to 8 mph becoming calm after midnight.

    Low: 76 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers, mainly after noon. Partly sunny, with a high near 88. Light east northeast wind. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Saturday Night

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

    Low: 77 °F

    Isolated
    Showers

  • Sunday

    Sunday: Isolated showers. Mostly sunny, with a high near 88.

    High: 88 °F

    Isolated
    Showers

  • Sunday Night

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

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Partly sunny, with a high near 87. Light northwest wind. Chance of precipitation is 30%.
Tonight
Isolated showers. Partly cloudy, with a low around 75. North wind 3 to 7 mph.
Friday
Scattered showers, mainly after noon. Partly sunny, with a high near 88. North northwest wind 3 to 8 mph. Chance of precipitation is 40%.
Friday Night
Isolated showers. Partly cloudy, with a low around 76. North northeast wind 5 to 8 mph becoming calm after midnight.
Saturday
Scattered showers, mainly after noon. Partly sunny, with a high near 88. Light east northeast wind. Chance of precipitation is 30%.
Saturday Night
Isolated showers. Partly cloudy, with a low around 77.
Sunday
Isolated showers. Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 78.
Monday
Mostly sunny, with a high near 88.
Monday Night
Mostly cloudy, with a low around 77.
Tuesday
Partly sunny, with a high near 88.
Tuesday Night
Mostly cloudy, with a low around 76.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly cloudy, with a low around 78.
Thursday
Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Dededo GU
 13.54°N 144.81°E
Last Update:
12:59 pm ChST Jul 23, 2026
Forecast Valid:
3pm ChST Jul 23, 2026-6pm ChST Jul 30, 2026
 
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Additional Resources

Radar & Satellite Image

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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