Port Mahon

Port Mahon Rd, Dover, DE 19901

340 acres of beach, salt marsh, and tidal creek on Delaware Bay east of Dover — best known for the state-run Port Mahon Fishing Pier (reopened 2022 after emergency repairs). Not a swim beach. Requires a short hike over rocks to reach the pier, and a pier net is standard.

Ideal for a beach walk.

76°F air

Full NWS forecast for This Afternoon

Sunny, with a high near 76. Southeast wind around 10 mph.

Tonight

Clear, with a low around 61. South wind 0 to 10 mph.

Weather

  • 76°F air — ideal beach weather
  • Sunny skies — clear conditions

Water

  • 61°F water — chilly — expect a gasp entering
75 /100
great
60 Swim
83 Sunbathe
87 Walk
73 Fish
80 Photo

Best for walking today

Air Temp
76°F
Clear
Wind
10 mph
SE
Rain
0%
This Afternoon
UV Peak
8 Very High
High 11 AM–03 PM · burn in ~25m
Burn-free before 09 AM & after 06 PM
Tomorrow
76°F
Sunny
Water Temp
61°F
Cold
Water Quality
Clean
20 #/100mL · Enterococcus
USGS · sampled 7mo ago
Sunrise
5:36 AM
Sunset
8:23 PM
Moon · 88%
Waning Gibbous
Neap tides — smaller range
7-day chart →
Time Type Height
6:42 AM Low 0.5 ft
12:23 PM High 4.6 ft
6:28 PM Low 0.5 ft
Today Jun 3
76°

Sunny

0%
75
Thu Jun 4
76°

Sunny

0%
75
Fri Jun 5
83°

Sunny

0%
75
Sat Jun 6
86°

Mostly Sunny

2%
75
Sun Jun 7
82°

Chance Showers And Thunderstorms

44%
24
Mon Jun 8
69°

Chance Rain Showers

25%
57
Tue Jun 9
71°

Slight Chance Rain Showers

19%
62
  • critical SPF 50 sunscreen UV index 8 — very high

Always remember water bottle, trash bag (leave no trace).

Solunar theory: fish activity peaks at moon transits (major) and moonrise/moonset (minor). All times local.

Minor
10:20 PM - 11:20 PM
Major
2:20 AM - 4:20 AM
Minor
7:30 AM - 8:30 AM
Major
2:50 PM - 4:50 PM

Parking

DNREC lot near the pier.

Dogs

Leashed dogs permitted.

Entry Fee

Free for fishing; Conservation Access Pass required otherwise

Address

Port Mahon Rd, Dover, DE 19901

fishing piersalt marshwildlife viewing
Is Port Mahon dog-friendly?

Leashed dogs permitted.

Is there an entry fee at Port Mahon?

Entry to Port Mahon is free.

Are there lifeguards at Port Mahon?

No lifeguards are stationed at Port Mahon. Swim at your own risk and keep close watch on children.

What amenities are at Port Mahon?

Amenities at Port Mahon include fishing pier, salt marsh, wildlife viewing.

When is the water warmest at Port Mahon?

Delaware Bay peaks in July and August at roughly 76-80°F — warmer and calmer than the open Atlantic. Comfortable swimming mid-June through September.

Where is Port Mahon located?

Port Mahon is in Kent County, DE, at Port Mahon Rd, Dover, DE 19901.

Updated · Data from NOAA, NWS

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