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.
Arlington County, Virginia Federal Census. Established 1801 as Alexandria Co. of the District of Columbia; retroceded to VA in 1846; organized as VA county of Alexandria 1847; name changed to Arlington in 1920. The City of Alexandria has since displaced part of Arlington Co. Year.