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

81°F

27°C

Humidity 88%
Wind Speed E 13 mph
Barometer 29.88 in (1010.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 15 Nov 2:54 am ChST
Extended Forecast for

Santa Rosa GU

  • Overnight

    Overnight: Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East wind around 11 mph. Chance of precipitation is 40%.

    Low: 77 °F

    Scattered
    Showers

  • Sunday

    Sunday: Scattered showers. Partly sunny, with a high near 88. East wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Isolated showers. Partly cloudy, with a low around 77. East wind 9 to 14 mph.

    Low: 77 °F

    Isolated
    Showers

  • Monday

    Monday: Isolated showers. Mostly sunny, with a high near 88. East wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 88 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Isolated showers. Partly cloudy, with a low around 78. East northeast wind 11 to 13 mph.

    Low: 78 °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 77.

    Low: 77 °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 77.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. East wind around 11 mph. Chance of precipitation is 40%.
Sunday
Scattered showers. Partly sunny, with a high near 88. East wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Sunday Night
Isolated showers. Partly cloudy, with a low around 77. East wind 9 to 14 mph.
Monday
Isolated showers. Mostly sunny, with a high near 88. East wind 10 to 14 mph, with gusts as high as 18 mph.
Monday Night
Isolated showers. Partly cloudy, with a low around 78. East northeast wind 11 to 13 mph.
Tuesday
Isolated showers. Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 77.
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.
Thursday Night
Partly cloudy, with a low around 78.
Friday
A chance of showers. Partly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 78.
Saturday
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:
6:05 pm ChST Nov 14, 2026
Forecast Valid:
3am ChST Nov 15, 2026-6pm ChST Nov 21, 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