There are many types of carpenter ants throughout the U.S. measuring in size from one-quarter inch (about the width of a pencil) for a worker carpenter ant to three-quarters of an inch (about the size of a quarter) for a queen carpenter ant. Each colony is established by a single, fertilized queen.
Alexandria Average Weather. 1  The highest monthly average temperature in Alexandria for August is 79 degrees. 2  The lowest monthly average temperature in Alexandria for February is 38 degrees.  The most monthly precipitation in Alexandria occurs in June with 5.8 inches.
As of the 2010 census, the population was 139,966, and in 2014, the population was estimated to be 150,575. Located along the western bank of the Potomac River, Alexandria is approximately 7 miles (11 km) south of downtown Washington, D.C.