Herring River Mouth Weather Forecast

    • 60
    • 70

    Rain Showers Likely

    • 60
    • 68

    Mostly Cloudy

    • 61
    • 69

    Chance Rain Showers

    • 61
    • 68

    Chance Rain Showers

    • 59
    • 70

    Partly Sunny

    • 57
    • 65

    Mostly Sunny

Today 7 Sep Barnstable

Cloudy. A chance of Showers, then Showers likely with isolated Thunderstorms. Patchy fog. Near steady temperature in the upper 60s. North Winds 5 to 10 Mph. Gusts up to 20 Mph. Chance of rain 60 percent.

Tonight 7 Sep Barnstable

Mostly cloudy with a 20 percent chance of Showers. Patchy fog in the evening. Lows in the mid 50s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Herring River Mouth Temperature Statistics

September Temperature

Chatham, Chatham Municipal Airport (6.2 miles)

  • Lowest 3 September, 2025

    55 °F

  • Average September

    65.2 °F

  • Highest 5 September, 2025

    75.9 °F

Climate (2020–Present)

Chatham, Chatham Municipal Airport (6.2 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    54 °F

  • Average High 2020–2025

    60.1 °F
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