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

79°F

26°C

Humidity 90%
Wind Speed NE 8 mph
Barometer 29.85 in (1009.9 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 23 Oct 2:54 am ChST
Extended Forecast for

Santa Rosa GU

  • Overnight

    Overnight: Partly cloudy, with a low around 78. East northeast wind around 7 mph.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 86. East northeast wind around 9 mph.

    High: 86 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 78. East southeast wind 3 to 8 mph.

    Low: 78 °F

    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers. Mostly sunny, with a high near 86. East southeast wind 5 to 7 mph.

    High: 86 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 78. East southeast wind 3 to 6 mph.

    Low: 78 °F

    Isolated
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Monday Night

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

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 78. East northeast wind around 7 mph.
Friday
Isolated showers. Mostly sunny, with a high near 86. East northeast wind around 9 mph.
Friday Night
Isolated showers. Partly cloudy, with a low around 78. East southeast wind 3 to 8 mph.
Saturday
Isolated showers. Mostly sunny, with a high near 86. East southeast wind 5 to 7 mph.
Saturday Night
Isolated showers. Partly cloudy, with a low around 78. East southeast wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 78.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 78.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 78.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 77.
Thursday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa GU
 13.4°N 144.67°E
Last Update:
6:06 pm ChST Oct 22, 2026
Forecast Valid:
3am ChST Oct 23, 2026-6pm ChST Oct 29, 2026
 
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Additional Resources

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Chance of Precipitation