Keyes Memorial Beach Weather Forecast

    • 60
    • 77

    Becoming Sunny

    • 70
    • 75

    Chance Rain Showers

    • 69
    • 77

    Rain Showers Likely

    • 68
    • 76

    Mostly Sunny

    • 71
    • 80

    Partly Sunny

    • 67
    • 79

    Chance Rain Showers

    • 65
    • 74

    Partly Sunny

Today 15 Aug Barnstable

Sunny. Near steady temperature in the mid 70s. North Winds around 5 Mph.

Tonight 15 Aug Barnstable

Mostly clear. Lows around 60. South Winds around 5 Mph, becoming west after midnight.

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Keyes Memorial Beach Temperature Statistics

August Temperature

Hyannis, Barnstable Municipal-Boardman Airport (2.5 miles)

  • Lowest 5 August, 2026

    60.1 °F

  • Average August

    76.3 °F

  • Highest 7 August, 2026

    88 °F

Climate (2021–2026)

Hyannis, Barnstable Municipal-Boardman Airport (2.5 miles)

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  • Average Low 2021–2026

    44.8 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    59.3 °F
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