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.
Virginia Weather. Arlington, VA climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 30's.emperature variations between night and day tend to be fairly limited during summer with a difference that can reach 18 degrees Fahrenheit, and fairly limited during winter with an average difference of 16 degrees Fahrenheit.