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

84°F

29°C

Humidity 74%
Wind Speed E 9 mph
Barometer 29.93 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 15 Jun 9:54 pm ChST
Extended Forecast for

Santa Rosa GU

  • Tonight

    Tonight: Isolated showers. Partly cloudy, with a low around 77. East wind around 9 mph.

    Low: 77 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers. Partly sunny, with a high near 87. East northeast wind 8 to 11 mph.

    High: 87 °F

    Isolated
    Showers

  • Tuesday Night

    Tuesday Night: Isolated showers. Partly cloudy, with a low around 77. East northeast wind 5 to 8 mph.

    Low: 77 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Isolated showers. Mostly sunny, with a high near 88. East northeast wind 5 to 9 mph.

    High: 88 °F

    Isolated
    Showers

  • Wednesday Night

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 77. East northeast wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 79.

    Low: 79 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: A chance of showers. Mostly cloudy, with a high near 86.

    High: 86 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 79.

    Low: 79 °F

    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers. Partly cloudy, with a low around 77. East wind around 9 mph.
Tuesday
Isolated showers. Partly sunny, with a high near 87. East northeast wind 8 to 11 mph.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 77. East northeast wind 5 to 8 mph.
Wednesday
Isolated showers. Mostly sunny, with a high near 88. East northeast wind 5 to 9 mph.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 77. East northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Thursday
Scattered showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 79.
Juneteenth
A chance of showers. Mostly cloudy, with a high near 86.
Friday Night
A chance of showers. Mostly cloudy, with a low around 79.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Mostly cloudy, with a low around 79.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 79.
Monday
Mostly sunny, with a high near 86.
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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 Jun 15, 2026
Forecast Valid:
10pm ChST Jun 15, 2026-6pm ChST Jun 22, 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