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.

A Few Clouds

82°F

28°C

Humidity 85%
Wind Speed E 6 mph
Barometer 29.87 in (1010.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 24 Oct 6:54 pm ChST
Extended Forecast for

Santa Rosa GU

  • Tonight

    Tonight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East wind around 8 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers and thunderstorms. Partly sunny, with a high near 87. East wind 9 to 11 mph. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 77. East wind 8 to 10 mph.

    Low: 77 °F

    Mostly Cloudy

  • Monday

    Monday: Isolated showers. Mostly sunny, with a high near 87. East wind 9 to 13 mph.

    High: 87 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 77. East wind 6 to 9 mph.

    Low: 77 °F

    Isolated
    Showers

  • Tuesday

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

    High: 88 °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 88.

    High: 88 °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 77. East wind around 8 mph. Chance of precipitation is 30%.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 87. East wind 9 to 11 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 77. East wind 8 to 10 mph.
Monday
Isolated showers. Mostly sunny, with a high near 87. East wind 9 to 13 mph.
Monday Night
Isolated showers. Partly cloudy, with a low around 77. East wind 6 to 9 mph.
Tuesday
Isolated showers. Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 76.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 76.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 77.
Friday
Mostly sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 76.
Saturday
Mostly sunny, with a high near 87.
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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 24, 2026
Forecast Valid:
7pm ChST Oct 24, 2026-6pm ChST Oct 31, 2026
 
Forecast Discussion
 
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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