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South Dennis, Massachusetts Weather

South Dennis, Massachusetts — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions for South Dennis, Barnstable County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near South Dennis. Nearest NOAA tide station:

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✈️ Aviation Weather

Flight conditions near South Dennis — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

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NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for South Dennis and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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About South Dennis, Massachusetts

South Dennis rests on the eastern shoulder of Cape Cod, a place where the land gently slopes towards the shimmering waters of the Bass River and the expansive tidal flats of Nantucket Sound. It lies 7.4 miles east of Barnstable, MA (from Barnstable, MA: bearing 96°T), and is situated 8.4 miles south of Cape Cod. Here, the air carries the briny tang of the sea, a constant companion to the rustle of salt-tolerant grasses and the distant cries of gulls. Oak and pine trees, their branches often sculpted by the persistent coastal winds, cast dappled shade over winding lanes lined with weathered clapboard homes. The terrain is a subtle mosaic of sandy loam and marshy hollows, a landscape shaped by the ebb and flow of tides and the slow, deliberate work of glaciers long past. In the late afternoon, the light here can take on a peculiar softness, a mellow gold that washes over the weathered shingles and highlights the quiet stillness that settles over South Dennis as the day begins to wane. This part of Barnstable County, once a vital artery for maritime trade and whaling, now finds its economic pulse beating with the rhythm of tourism and local craftsmanship. The historic charm of South Dennis is evident in its well-preserved architecture, remnants of a bygone era when shipbuilding and fishing were the lifeblood of the community. The Bass River, a significant waterway, continues to draw pleasure craft and serves as a quiet reminder of its former commercial importance. Local businesses, from artisanal bakeries to independent boutiques, contribute to the distinctive character of South Dennis, offering a more intimate counterpoint to the larger resort towns. The legacy of its seafaring ancestors is subtly present, a quiet undercurrent in the way the community embraces the seasons and the enduring connection to the water that defines this stretch of the Cape.

LocationSouth Dennis, Barnstable County, Massachusetts
Coordinates41.689555°N, 70.156408°W
TimezoneEastern Time (America/New_York)
ZIP Code(s)02660
Area Code339, 351, 413, 508, 617, 774, 781, 857, 978
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service