East Dennis Weather Forecast

    • 58
    • 63

    Mostly Cloudy

    • 58
    • 64

    Mostly Cloudy

    • 63
    • 69

    Partly Sunny

    • 58
    • 70

    Chance Rain Showers

    • 56
    • 63

    Mostly Cloudy

    • 56
    • 64

    Chance Rain Showers

Today 29 Sep Barnstable

Mostly cloudy. Patchy fog in the morning. Highs in the mid 60s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the morning.

Tonight 29 Sep Barnstable

Mostly cloudy. Near steady temperature in the upper 50s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Dennis Temperature Statistics

September Temperature

Hyannis, Barnstable Municipal-Boardman Airport (6.8 miles)

  • Lowest 16 September, 2026

    46.9 °F

  • Average September

    64.5 °F

  • Highest 10 September, 2026

    82 °F

Climate (2021–2026)

Hyannis, Barnstable Municipal-Boardman Airport (6.8 miles)

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  • Average Low 2021–2026

    44.7 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    59.2 °F
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