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.

Partly Cloudy

85°F

29°C

Humidity 80%
Wind Speed E 16 G 21 mph
Barometer 29.89 in (1011.4 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 25 Oct 11:54 am ChST
Extended Forecast for

Santa Rosa GU

  • This Afternoon

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

    High: 87 °F

    Scattered
    Showers

  • Tonight

    Tonight: 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. East northeast wind 3 to 7 mph.

    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

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Partly sunny, with a high near 87. East wind around 11 mph. Chance of precipitation is 30%.
Tonight
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. East northeast wind 3 to 7 mph.
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.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa GU
 13.4°N 144.67°E
Last Update:
6:05 am ChST Oct 25, 2026
Forecast Valid:
12pm ChST Oct 25, 2026-6pm ChST Oct 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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