Herring River - Dennis Port Weather Forecast

    • 39
    • 42

    Partly Sunny

    • 43
    • 47

    Mostly Cloudy

    • 45
    • 49

    Slight Chance Rain

    • 36
    • 50

    Chance Rain

    • 35
    • 40

    Chance Rain/Snow

    • 37
    • 41

    Chance Rain/Snow

Today 29 Mar Barnstable

Sunny. Highs in the mid 40s. West Winds 5 to 10 Mph, becoming southwest 10 to 15 Mph with Gusts up to 30 Mph in the afternoon.

Tonight 29 Mar Barnstable

Mostly cloudy and not as cool. Near steady temperature in the upper 30s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Herring River - Dennis Port Temperature Statistics

March Temperature

Chatham, Chatham Municipal Airport (6.2 miles)

  • Lowest 3 March, 2026

    15.1 °F

  • Average March

    38.7 °F

  • Highest 9 March, 2026

    59 °F

Climate (2021–Present)

Chatham, Chatham Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    59.9 °F
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