81°
Partly Sunny
4%
82
Sussex County, DE · Atlantic Ocean
Dewey Beach
Delaware's party beach, just south of Rehoboth. Small town, big nightlife, young crowd. Also unusually dog-friendly for an Atlantic beach — dogs allowed year-round with off-leash hours early morning and late evening in summer.
Today's Conditions
Great day for a beach walk.
78°F water · 81°F air
Full NWS forecast for Today
Partly sunny, with a high near 81. East wind around 15 mph.
Tonight
Mostly cloudy, with a low around 73. East wind 10 to 15 mph.
Weather
- 81°F air — ideal beach weather
- Sunny skies — clear conditions
Water
- 78°F water — warm — full-day swim weather
79 /100
great
79 Swim
77 Sunbathe
84 Walk
80 Photo
Best for walking today
Atmosphere
Air Temp
81°F
Mostly Cloudy
Wind
15 mph
E
Rain
4%
Today
UV Peak
8 Very High
High 11 AM–03 PM · burn in ~25m
Burn-free before 09 AM & after 05 PM
Tomorrow
80°F
Mostly Sunny
Water
Water Temp
78°F
Swimming weather
Next High Tide
7:41 PM
5.4 ft · in 4.5h
Wave Height
3.3 ft
5s · E swell
Water Quality
Clean
5 #/100mL · Enterococcus
USGS · sampled 2w ago
Rip Current Risk · Regional Reference
No zone-specific NWS forecast for this beach (ANZ455)
The PHI office's Surf Zone Forecast doesn't cover this beach's forecast zone directly. Nearby coastal zones it does cover are listed below — regional reference only, not a substitute for the conditions at this specific beach.
- NJZ014 Eastern Monmouth — Sandy Hook Moderate
- NJZ026 Coastal Ocean — Long Beach Island Moderate
- NJZ025 Coastal Atlantic — Atlantic City Moderate
- NJZ024 Atlantic Coastal Cape May — Ocean City Moderate
- DEZ004 Delaware Beaches — Rehoboth Beach Moderate
Sun & Moon
Sunrise
5:45 AM
Sunset
8:25 PM
Moon · 5%
Waning Crescent
Spring tides — bigger range
7-Day Beach Day Forecast
80°
Mostly Sunny
0%
83
85°
Sunny
0%
81
91°
Sunny
1%
75
84°
Sunny
3%
85
84°
Mostly Sunny
9%
84
84°
Mostly Sunny then Slight Chance Showers And Thunderstorms
19%
43
What to Bring Today
- critical SPF 50 sunscreen UV index 8 — very high
- recommended Sturdy umbrella + sand anchor 15 mph wind
- optional Swimsuit - water is swimmable Water is 78°F
Always remember water bottle, trash bag (leave no trace).
Beach Info
Parking
Metered paid parking.
Dogs
Dogs allowed before 9:30 AM and after 5:30 PM in summer. Off-leash permitted with Dewey Beach dog license. Year-round dog access otherwise.
Entry Fee
Free beach access; paid parking
Address
Dewey Beach, DE 19971
Amenities
Frequently Asked
Is it safe to swim at Dewey Beach today?
Dewey Beach shows a live water-quality reading (bacteria levels) and today's swim-safety score at the top of this page, refreshed on every update. Seasonal lifeguards patrol the swim area in summer — follow their flags. Always review the current advisories, surf, and rip-current notes before getting in the water.
Is Dewey Beach dog-friendly?
Dogs allowed before 9:30 AM and after 5:30 PM in summer. Off-leash permitted with Dewey Beach dog license. Year-round dog access otherwise.
Is there an entry fee at Dewey Beach?
Entry to Dewey Beach is free.
Are there lifeguards at Dewey Beach?
Yes. Seasonal lifeguards patrol Dewey Beach during the summer swim season (typically Memorial Day through Labor Day). Outside that window, swim at your own risk.
What amenities are at Dewey Beach?
Amenities at Dewey Beach include lifeguards, restrooms, bars and restaurants, showers.
When is the water warmest at Dewey Beach?
Atlantic water temperatures peak in August. Northern beaches (ME, NH, MA) run cool — typically 60-68°F at the summer peak. Mid-Atlantic (NJ, DE, MD, VA) hits 74-76°F. The Carolinas and Florida Atlantic warm into the 80s and stay swimmable from May through October.
Where is Dewey Beach located?
Dewey Beach is in Sussex County, DE, at Dewey Beach, DE 19971.
Nearby Beaches
Updated · Data from NOAA, NWS