Bayview Street Beach Weather Forecast

    • 62
    • 70

    Chance Rain Showers

    • 55
    • 72

    Mostly Sunny

    • 45
    • 64

    Mostly Sunny

    • 58
    • 65

    Partly Sunny

    • 62
    • 69

    Partly Sunny

    • 63
    • 71

    Partly Sunny

Today 18 Sep Barnstable

Mostly cloudy with a chance of Showers in the Morning, then mostly sunny in the afternoon. Patchy fog in the morning. Humid with Highs in the lower 70s. Northeast Winds around 5 Mph, becoming northwest in the afternoon. Chance of rain 50 percent.

Tonight 18 Sep Barnstable

Showers likely with a slight chance of Thunderstorms. Patchy fog. Near steady temperature in the lower 60s. East Winds around 5 Mph. Chance of rain 60 percent.

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Bayview Street Beach Temperature Statistics

September Temperature

Hyannis, Barnstable Municipal-Boardman Airport (1.2 miles)

  • Lowest 13 September, 2025

    44.1 °F

  • Average September

    64.1 °F

  • Highest 6 September, 2025

    77 °F

Climate (2020–Present)

Hyannis, Barnstable Municipal-Boardman Airport (1.2 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    59.9 °F
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