What does Virginia's housing mean for a rodent inspection?
Detached single-family houses are the most common type of housing unit in Virginia, and a detached house has every side of its outside to check, from foundation to roofline.
Where to look: Guide to rodent entry points in a house
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2020-2024
Mobile homes: check the skirting and floor openings.
Washington Dulles International Airport
Average low at or below 40F
January, February, March, November and December
Highest average highs
July and August
Richmond International Airport
Average low at or below 40F
January, February, March, November and December
Highest average highs
July and August
Norfolk International Airport
Average low at or below 40F
January, February and December
Highest average highs
July and August
Roanoke Regional Airport
Average low at or below 40F
January, February, March, November and December
Highest average highs
July and August
Source: NOAA National Centers for Environmental Information (NCEI), 1991-2020
Norfolk International Airport has the mildest winters of the four stations, with average lows at or below 40F only in January, February and December; Dulles, Richmond and Roanoke add March and November.
Seal gaps before the first cold month. Rodents in fall and winter