Chappaquiddick Beach
Massachusetts · United States
Rating right now
Chappaquiddick Beach is a SW-facing sand beach on the United States shoreline, opening onto the Coastal Waters — it catches S–W swell, and offshore N–E winds tidy the banks through april–october.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~19.7°C (67.5°F) on average
Jan
4.9°C
40.8°F · 2.1–7.5°C
Feb
3.1°C
37.6°F · 1.5–5°C
Mar
3.8°C
38.8°F · 0.2–6.8°C
Apr
7°C
44.6°F · 3.8–11.4°C
May
11°C
51.8°F · 8.3–16.2°C
Jun
15.8°C
60.4°F · 10.3–18.8°C
Jul
19.9°C
67.8°F · 16.5–23.1°C
Aug
21.2°C
70.2°F · 17.7–24.8°C
Sep
19.7°C
67.5°F · 16.7–22.5°C
Oct
15.9°C
60.6°F · 12.5–19.3°C
Nov
11.6°C
52.9°F · 8.8–15.7°C
Dec
7.8°C
46°F · 4.8–10°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
S–W
Best wind
N–E
Break type
Beach break
Best season
April–October
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back.
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