City, State
|
overcast days
|
Bethesda, Maryland
|
139
|
North Bethesda, Maryland
|
139
|
Potomac, Maryland
|
139
|
Rockville, Maryland
|
139
|
Aspen Hill, Maryland
|
139
|
Silver Spring, Maryland
|
139
|
Waldorf, Maryland
|
139
|
Wheaton, Maryland
|
139
|
Frederick, Maryland
|
132
|
Gaithersburg, Maryland
|
132
|
Germantown, Maryland
|
132
|
Glen Burnie, Maryland
|
119
|
Bowie, Maryland
|
119
|
Catonsville, Maryland
|
119
|
Columbia, Maryland
|
119
|
Dundalk, Maryland
|
119
|
Towson, Maryland
|
119
|
Baltimore, Maryland
|
119
|
Bel Air South, Maryland
|
119
|
Severn, Maryland
|
119
|
|
|
|