National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Record Breaking Temperatures and Critical Fire Weather

More than 200 record or near record maximum temperatures are forecast across the southern half of the U.S. through the end of this week before additional record temperatures center back over the Southwest U.S. into the Rockies this weekend. Widespread record breaking warmth, low humidity, and gusty winds will produce critical fire weather today in the central Rockies to Plains. Read More >

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Partly Cloudy

78°F

26°C

Humidity 93%
Wind Speed E 6 mph
Barometer 29.79 in (1008.0 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 26 Mar 12:54 am ChST
Extended Forecast for

Agana Heights GU

  • Overnight

    Overnight: Scattered showers. Mostly cloudy, with a low around 74. East southeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Scattered
    Showers

  • Thursday

    Thursday: Isolated showers. Mostly sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Scattered showers. Mostly cloudy, with a low around 74. Calm wind. Chance of precipitation is 30%.

    Low: 74 °F

    Scattered
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 87. Calm wind becoming north northwest around 6 mph in the morning.

    High: 87 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Isolated showers. Partly cloudy, with a low around 75. North wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers. Partly sunny, with a high near 87.

    High: 87 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 75.

    Low: 75 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a low around 74. East southeast wind 3 to 5 mph. Chance of precipitation is 30%.
Thursday
Isolated showers. Mostly sunny, with a high near 86. Light and variable wind.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 74. Calm wind. Chance of precipitation is 30%.
Friday
Isolated showers. Mostly sunny, with a high near 87. Calm wind becoming north northwest around 6 mph in the morning.
Friday Night
Isolated showers. Partly cloudy, with a low around 75. North wind around 5 mph becoming calm in the evening.
Saturday
Isolated showers. Partly sunny, with a high near 87.
Saturday Night
Mostly cloudy, with a low around 75.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 75.
Monday
Partly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Agana Heights GU
 13.47°N 144.74°E
Last Update:
6:06 pm ChST Mar 25, 2026
Forecast Valid:
1am ChST Mar 26, 2026-6pm ChST Apr 1, 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