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

83°F

28°C

Humidity 82%
Wind Speed E 9 mph
Barometer 29.84 in (1009.7 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 26 Jun 12:54 am ChST
Extended Forecast for

Santa Rosa GU

  • Overnight

    Overnight: Isolated showers. Mostly cloudy, with a low around 75. East wind around 10 mph.

    Low: 75 °F

    Isolated
    Showers

  • Friday

    Friday: Scattered showers and thunderstorms. Mostly cloudy, with a high near 87. East wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 87 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers. Mostly cloudy, with a low around 76. East wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Scattered
    Showers

  • Saturday

    Saturday: Isolated showers. Partly sunny, with a high near 88. East wind 11 to 15 mph, with gusts as high as 18 mph.

    High: 88 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers. Partly cloudy, with a low around 76. East wind 9 to 13 mph.

    Low: 76 °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 76.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a low around 75. East wind around 10 mph.
Friday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 87. East wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Friday Night
Scattered showers. Mostly cloudy, with a low around 76. East wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Saturday
Isolated showers. Partly sunny, with a high near 88. East wind 11 to 15 mph, with gusts as high as 18 mph.
Saturday Night
Isolated showers. Partly cloudy, with a low around 76. East wind 9 to 13 mph.
Sunday
Isolated showers. Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 76.
Monday
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
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
Mostly cloudy, with a low around 77.
Thursday
Partly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa GU
 13.4°N 144.67°E
Last Update:
6:05 pm ChST Jun 25, 2026
Forecast Valid:
1am ChST Jun 26, 2026-6pm ChST Jul 2, 2026
 
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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