Cape Henlopen State Park

Park Delaware coastal park with dunes and beaches

On Delaware’s Atlantic coast, Cape Henlopen State Park offers beaches, dunes, bike trails and the Fort Miles museum; people visit for beach recreation, fishing and WWII-era fortifications.

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Main image

Cape Henlopen State Park is a Delaware state park located at the mouth of the Delaware Bay near the town of Lewes. The park combines beach and dune landscapes with historic military sites and recreational facilities.

Visitors use the park for swimming, surf-fishing, bicycling and hiking across dunes and maritime forest, and the park includes preserved coastal defense structures interpreted as Fort Miles. Picnic areas, campgrounds and educational programming are available seasonally.

The park protects both beachfront and inland coastal habitats and provides public access to the bay and ocean shoreline. It lies adjacent to Lewes and is one of Delaware’s principal coastal state parks.

  • Location and uses: The park lies near the towns of Lewes and Rehoboth Beach and forms the eastern point of the Delaware Bay entrance, making it popular for beach recreation and birding.
  • Historic interpretation: Historic military structures and interpretive exhibits document the site's role in 20th-century coastal defense; some areas are accessible for self-guided visits.

What to See #

  • Fort Miles: A coastal defense complex with preserved concrete batteries and interpretive material about the site's World War II role in harbor defense.
  • Beaches and dune trails: Extensive sandy beaches and dune systems used for swimming, surf fishing and coastal walking, with marked trails through maritime forest and dunes.
Cape Henlopen State Park
15099 Cape Henlopen Drive, Lewes, DE 19958 (approx.)
38.7668, -75.0955
Day-use (dawn-dusk), some seasonal facilities
Vehicle day-use fee (approx. $10-$15; check park site)

How to Get to Cape Henlopen State Park #

From Lewes, DE, follow Cape Henlopen Drive south toward the park; there is paid parking and multiple access points. The park is a short drive from downtown Lewes and within an easy drive from Rehoboth Beach.

Tips for Visiting Cape Henlopen State Park #

  • Bike or hike the Gordon's Pond and Beach Plum Island trails early to secure parking and quiet shorelines.
  • Visit the Seaside Nature Center for beach ecology exhibits and to learn about piping plovers and horseshoe crabs.
  • If driving in summer, arrive before 10am to avoid the biggest crowds at the main beach access.

Best Time to Visit Cape Henlopen State Park #

Best in late spring through early fall for beach access and programming; spring and fall are best for fewer crowds and bird migration viewing.

Summer
June-August · 70-85°F (21-29°C)
Peak beach season-warm water, lifeguards on duty, and full facilities.
Spring-early summer
April-June · 55-75°F (13-24°C)
Cooler crowds, migrating birds at Gordons Pond, and pleasant walking weather.
Fall
September-October · 60-75°F (16-24°C)
Calmer seas and thinning crowds; good for birding and beach walks.

Weather & Climate near Cape Henlopen State Park #

Climate

Cape Henlopen State Park's climate is classified as Humid Subtropical - Humid Subtropical climate with warm summers (peaking in July) and cold winters (coldest in January). Temperatures range from -3°C to 29°C. Abundant rainfall (1082 mm/year), wettest in August, distributed fairly evenly throughout the year.

Temperature & Rainfall
Temperature Range
29°
Warmest Month
-3°
Coldest Month
Monthly Conditions

January

January is the coolest month with highs of 6°C and lows of -3°C. Regular rainfall (93 mm).

Comfort

Feels Like Cold
C
Temperature
-3°

Weather

93 mm
Rainfall
4.9 m/s
Wind
Light Breeze

February

February is cold with highs of 7°C and lows of -2°C. Regular rainfall (80 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

80 mm
Rainfall
4.9 m/s
Wind
Light Breeze

March

March is cold with highs of 12°C and lows of 2°C. Significant rainfall (103 mm).

Comfort

Feels Like Cold
C
Temperature
12°

Weather

103 mm
Rainfall
5.2 m/s
Wind
Light Breeze

April

April is cool with highs of 17°C and lows of 6°C. Regular rainfall (87 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
17°

Weather

87 mm
Rainfall
4.9 m/s
Wind
Light Breeze

May

May is cool with highs of 22°C and lows of 12°C. Regular rainfall (95 mm).

Comfort

17°
Feels Like Cool
17°C
Temperature
12° 22°

Weather

95 mm
Rainfall
4.3 m/s
Wind
Light Breeze

June

June is mild with highs of 27°C and lows of 17°C. Regular rainfall (84 mm).

Comfort

22°
Feels Like Mild
22°C
Temperature
17° 27°

Weather

84 mm
Rainfall
4.0 m/s
Wind
Light Breeze

July

July is the warmest month with highs of 29°C and lows of 20°C. Regular rainfall (91 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
20° 29°

Weather

91 mm
Rainfall
3.7 m/s
Wind
Light Breeze

August

August is mild with highs of 29°C and lows of 19°C. The wettest month with heavy rain (106 mm).

Comfort

24°
Feels Like Mild
24°C
Temperature
19° 29°

Weather

106 mm
Rainfall
3.6 m/s
Wind
Light Breeze

September

September is mild with highs of 26°C and lows of 16°C. Regular rainfall (87 mm).

Comfort

21°
Feels Like Mild
21°C
Temperature
16° 26°

Weather

87 mm
Rainfall
3.9 m/s
Wind
Light Breeze

October

October is cool with highs of 20°C and lows of 9°C. Regular rainfall (83 mm).

Comfort

14°
Feels Like Cool
14°C
Temperature
20°

Weather

83 mm
Rainfall
4.1 m/s
Wind
Light Breeze

November

November is cold with highs of 14°C and lows of 5°C. Regular rainfall (82 mm).

Comfort

Feels Like Cold
C
Temperature
14°

Weather

82 mm
Rainfall
4.5 m/s
Wind
Light Breeze

December

December is cold with highs of 9°C and lows of 0°C. Regular rainfall (91 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

91 mm
Rainfall
4.7 m/s
Wind
Light Breeze

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