Kalmus Park Beach Weather Forecast

    • 72
    • 81

    Slight Chance Thunderstorms

    • 66
    • 82

    Partly Sunny

    • 70
    • 79

    Chance Rain Showers

    • 67
    • 78

    Chance Rain Showers

    • 66
    • 76

    Mostly Sunny

    • 67
    • 74

    Mostly Sunny

Today 10 Aug Barnstable

Sunny. Highs in the mid 80s. Northeast Winds around 5 Mph, becoming southwest with Gusts up to 20 Mph this afternoon.

Tonight 10 Aug Barnstable

Mostly cloudy. A slight chance of Showers after midnight. Humid with Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kalmus Park Beach Temperature Statistics

August Temperature

Hyannis, Barnstable Municipal-Boardman Airport (2.5 miles)

  • Lowest 5 August, 2026

    60.1 °F

  • Average August

    76.1 °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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