Current conditions at

Guam International Airport (PGUM)

Lat: 13.48° N Lon: 144.8° E Elev: 304 ft.

Mostly Cloudy

83°F

28°C

Humidity 91%
Wind Speed W 18 mph
Barometer 29.72 in (1005.5 mb)
Dewpoint 80°F (27°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 2 Aug 11:54 am ChST
Detailed forecast for

Guam

Today
Breezy. Mostly cloudy with scattered showers and isolated thunderstorms. West winds 15 to 25 mph with gusts to 35 mph possible. Highs near 87. Chance of showers 40 percent.
Tonight
Breezy. Mostly cloudy with scattered showers and isolated thunderstorms. West winds 15 to 25 mph with gusts to 35 mph possible. Lows around 77. Chance of showers 40 percent.
Monday Through Tuesday
Windy. Mostly cloudy with scattered showers and isolated thunderstorms. West winds 20 to 30 mph with gusts to 40 mph possible. Highs near 87. Lows around 77. Chance of showers 40 percent.
Tuesday Night
Breezy. Mostly cloudy with a 30 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s.
Wednesday
Breezy. Partly cloudy with a 20 percent chance of showers. Highs in the upper 80s.
Wednesday Night Through Thursday Night
Breezy. Mostly cloudy with a 40 percent chance of showers. Lows in the upper 70s. Highs in the upper 80s.
Friday Through Saturday
Breezy. Mostly cloudy with a 50 percent chance of showers and a slight chance of thunderstorms. Highs in the mid to upper 80s. Lows in the upper 70s.



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220 AM ChST Sun Aug 2 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database