Dennis Port Weather Forecast

    • 17
    • 46

    Gradual Clearing

    • 24
    • 29

    Chance Rain

    • 26
    • 43

    Rain

    • 21
    • 36

    Partly Sunny

    • 29
    • 38

    Chance Snow

    • 27
    • 43

    Slight Chance Rain

Today 29 Jan Barnstable

Partly sunny with a 20 percent chance of Showers. Highs in the mid 40s. West Winds 15 to 20 Mph with Gusts up to 45 Mph.

Tonight 29 Jan Barnstable

Partly cloudy and windy. Lows around 19. Northwest Winds 20 to 30 Mph. Gusts up to 45 Mph, decreasing to 35 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dennis Port Temperature Statistics

January Temperature

Chatham, Chatham Municipal Airport (6.8 miles)

  • Lowest 21 January, 2025

    15.9 °F

  • Average January

    31.3 °F

  • Highest 1 January, 2025

    51.7 °F

Climate (2020–Present)

Chatham, Chatham Municipal Airport (6.8 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    54 °F

  • Average High 2020–2025

    60 °F
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