Baltimore-Washington Parkway

Protected park · MD, USA

Baltimore-Washington Parkway in MD, USA. Operated by National Park Service.

Usual hours

From 56 published days, 2026-10-20 to 2026-12-14; community-mapped.

Entrance / day-use fee applies.

This park's official page lists: Store / concessions.

This park's official page lists: Visitor center.

Limits: Yes, service dogs are legally permitted anywhere in a park that visitors can go
Getting there: This 29-mile highway connects Baltimore, MD and Washington, D.C
Weather & when to go: The Washington, D.C. area has a four-season Mid-Atlantic climate. Summertime is warm and humid, while winter can be cold and snowy. Spring: During these months of transition, the weather can alternate from warm, humid air coming from the south to cold, dry air coming from the northwest. Be prepared for changing conditions. Summer: The warmest months are June, July, and August, with average highs in the 80s (~31 ?) combined with high humidity. Temperatures often climb into the 90s (~34?).

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