74°
Partly Sunny
1%
82
Barnstable County, MA · Atlantic Ocean
West Dennis Beach
139 Lighthouse Road, West Dennis, MA 02670
A mile and a half of south-facing sand on Nantucket Sound, separated from a salt marsh by a long parking lot that holds over a thousand cars. Steady afternoon southwesterlies and warm-ish water make it a favorite for windsurfers and kiteboarders.
Today's Conditions
Ideal for a beach walk.
73°F water · 74°F air
Full NWS forecast for This Afternoon
Partly sunny, with a high near 74. South wind around 13 mph.
Tonight
Mostly cloudy, with a low around 69. Southwest wind 12 to 20 mph, with gusts as high as 40 mph.
Weather
- 74°F air — ideal beach weather
- Sunny skies — clear conditions
Water
- 73°F water — swimmable, refreshing
82 /100
great
83 Swim
79 Sunbathe
85 Walk
80 Photo
Best for walking today
Atmosphere
Air Temp
74°F
Clear
Wind
13 mph
S
Rain
1%
This Afternoon
UV Peak
6 High
High 12 PM–01 PM · burn in ~33m
Burn-free before 09 AM & after 04 PM
Tomorrow
80°F
Slight Chance Rain Showers then Mostly Sunny
Water
Water Temp
73°F
Swimming weather
Next High Tide
11:29 PM
6.0 ft · in 4.2h
Wave Height
2.3 ft
3s · SSW swell
Barometer
30.19 inHg
Falling 1.4 hPa / 3h · buoy 44020
Sun & Moon
Sunrise
6:14 AM
Sunset
7:01 PM
Moon · 5%
Waning Crescent
Spring tides — bigger range
Tides
| Time | Type | Height |
|---|---|---|
| 5:31 AM | Low | -0.3 ft |
| 11:09 AM | High | 5.1 ft |
| 5:36 PM | Low | -0.1 ft |
| 11:29 PM | High | 6.0 ft |
| Time | Type | Height |
|---|---|---|
| 6:22 AM | Low | -0.3 ft |
| 12:00 PM | High | 5.4 ft |
| 6:32 PM | Low | -0.2 ft |
| Time | Type | Height |
|---|---|---|
| 12:20 AM | High | 6.0 ft |
| 7:08 AM | Low | -0.3 ft |
| 12:47 PM | High | 5.6 ft |
| 7:24 PM | Low | -0.3 ft |
| Time | Type | Height |
|---|---|---|
| 1:09 AM | High | 5.9 ft |
| 7:52 AM | Low | -0.3 ft |
| 1:31 PM | High | 5.8 ft |
| 8:14 PM | Low | -0.3 ft |
| Time | Type | Height |
|---|---|---|
| 1:56 AM | High | 5.7 ft |
| 8:34 AM | Low | -0.1 ft |
| 2:15 PM | High | 5.8 ft |
| 9:03 PM | Low | -0.2 ft |
| Time | Type | Height |
|---|---|---|
| 2:44 AM | High | 5.4 ft |
| 9:15 AM | Low | 0.1 ft |
| 2:58 PM | High | 5.7 ft |
| 9:50 PM | Low | -0.1 ft |
| Time | Type | Height |
|---|---|---|
| 3:32 AM | High | 5.0 ft |
| 9:54 AM | Low | 0.2 ft |
| 3:42 PM | High | 5.5 ft |
| 10:37 PM | Low | -0.0 ft |
High/low predictions from NOAA station 8447435, refreshed on every build. Times shown local.
7-Day Beach Day Forecast
80°
Slight Chance Rain Showers then Mostly Sunny
15%
71
72°
Mostly Sunny
0%
81
71°
Sunny
0%
80
75°
Chance Rain Showers
49%
57
75°
Mostly Sunny
9%
83
74°
Sunny
0%
82
What to Bring Today
- recommended SPF 30 sunscreen UV index 6 — high
- optional Swimsuit - water is swimmable Water is 73°F
Always remember water bottle, trash bag (leave no trace).
Beach Info
Parking
Daily (cash only): $25 weekday, $30 weekend/holiday; weekly sticker $90. Required Saturday of Memorial Day weekend – Labor Day.
Dogs
No animals on the beach, in parking areas, or in unattended vehicles from Friday of Memorial Day weekend through Labor Day. Allowed off-season; never during active piping plover nesting.
Entry Fee
$25 weekday / $30 weekend daily parking
Address
139 Lighthouse Road, West Dennis, MA 02670
Amenities
Frequently Asked
Is it safe to swim at West Dennis Beach today?
West Dennis 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 West Dennis Beach dog-friendly?
No animals on the beach, in parking areas, or in unattended vehicles from Friday of Memorial Day weekend through Labor Day. Allowed off-season; never during active piping plover nesting.
Is there an entry fee at West Dennis Beach?
$25 weekday / $30 weekend daily parking
Are there lifeguards at West Dennis Beach?
Yes. Seasonal lifeguards patrol West Dennis Beach during the summer swim season (typically Memorial Day through Labor Day). Outside that window, swim at your own risk.
What amenities are at West Dennis Beach?
Amenities at West Dennis Beach include lifeguards, restrooms, showers, snack bar, kayak access.
When is the water warmest at West Dennis 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 West Dennis Beach located?
West Dennis Beach is in Barnstable County, MA, at 139 Lighthouse Road, West Dennis, MA 02670.
Nearby Beaches
Updated · Data from NOAA, NWS