Herring River - Dennis Port Weather Forecast

    • 30
    • 48

    Rain

    • 36
    • 42

    Chance Rain

    • 31
    • 43

    Partly Sunny

    • 37
    • 42

    Rain Likely

    • 33
    • 50

    Rain

    • 26
    • 39

    Mostly Cloudy

Today 12 Mar Barnstable

Cloudy with a 50 percent chance of Showers. Patchy fog in the morning. Visibility one quarter mile or less at Times in the morning. Highs around 50. Temperature falling into the lower 40s in the afternoon. Southwest Winds 10 to 15 Mph, becoming northwest in the afternoon. Gusts up to 30 Mph.

Tonight 12 Mar Barnstable

Mostly cloudy with a chance of rain and snow Showers in the Evening, then mostly clear after midnight. Cooler with Lows in the upper 20s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 40 percent.

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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

    36 °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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