General Information About Guam
Unincorporated Territory of the United States
13.48 degrees North, 144.45 degrees East
Country Code: 1
120 volt/60 cycle
Between 75-86 degrees Fahrenheit (26-30 degrees Celsius) Averaging 81 degrees Fahrenheit (28 degrees Celsius)
Dry season between Jan. & May; rainy season between October & December.
Annual average is approximately 80 inches (2,509 millimeters)