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South Dennis, MA Weather Forecast
South Dennis, MA Weather Forecast Date: 404 PM EDT Mon Aug 10 2026
The area/counties/county of: Barnstable County Ma, including the cities of: Chatham, Falmouth, and Provincetown.or toggle through each period.
Tonight... Partly cloudy this evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the lower 70s. Southwest winds 5 to 10 mph. Gusts up to 20 mph this evening. Chance of rain 20%.
Tuesday... Mostly sunny. Humid with highs in the mid 80s. West winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Tuesday Night... Partly cloudy. Humid with lows in the upper 60s. West winds 5 to 10 mph, becoming northwest after midnight.
Wednesday... Mostly sunny. Highs in the lower 80s. North winds around 5 mph, becoming east around 5 mph in the afternoon.
Wednesday Night... Partly cloudy. Humid with lows in the upper 60s. Southwest winds around 5 mph.
Thursday... Partly sunny with a 40% chance of showers. Highs in the lower 80s.
Thursday Night... Mostly cloudy with a 40% chance of showers. Lows in the upper 60s.
Friday... Partly sunny with a 30% chance of showers. Highs around 80.
Friday Night... Mostly clear. Lows in the lower 60s. Highs in the mid 70s.
Saturday... Mostly clear. Lows in the lower 60s. Highs in the mid 70s.
Saturday Night... Partly cloudy. Lows in the mid 60s. Highs in the upper 70s.
Sunday... Partly cloudy. Lows in the mid 60s. Highs in the upper 70s.
Sunday Night... Mostly cloudy. A 40% chance of showers. Lows in the mid 60s. Highs in the upper 70s.
POP = Probability of Precipitation
South Dennis Radar Loop
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