Pleasant Bay Weather Forecast

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    • 62

    Rain Showers

    • 59
    • 66

    Rain Showers Likely

    • 58
    • 65

    Chance Rain Showers

    • 57
    • 64

    Mostly Cloudy

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    • 64

    Partly Sunny

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    • 66

    Partly Sunny

Today 26 Sep Barnstable

Showers with a chance of Thunderstorms. Patchy fog. Breezy. Near steady temperature in the upper 50s. Northeast Winds 20 to 25 Mph with Gusts up to 50 Mph. Chance of rain near 100 percent.

Tonight 26 Sep Barnstable

Showers with a chance of Thunderstorms. Patchy fog. Breezy with Lows in the upper 50s. Northeast Winds 15 to 25 Mph with Gusts up to 50 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pleasant Bay Temperature Statistics

September Temperature

Chatham, Chatham Municipal Airport (3.1 miles)

  • Lowest 15 September, 2026

    51.1 °F

  • Average September

    64.7 °F

  • Highest 10 September, 2026

    80.1 °F

Climate (2021–2026)

Chatham, Chatham Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    59.7 °F
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