Hyannis Port Weather Forecast

    • 67
    • 78

    Partly Sunny

    • 69
    • 80

    Partly Sunny

    • 70
    • 81

    Chance Rain Showers

    • 68
    • 80

    Chance Thunderstorms

    • 67
    • 77

    Partly Sunny

    • 66
    • 75

    Slight Chance Rain Showers

    • 66
    • 76

    Slight Chance Rain Showers

Today 5 Jul Barnstable

Mostly sunny. Near steady temperature in the upper 70s. Southwest Winds 10 to 15 Mph.

Tonight 5 Jul Barnstable

Partly cloudy. Lows in the mid 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hyannis Port Temperature Statistics

July Temperature

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

  • Lowest 3 July, 2025

    64.9 °F

  • Average July

    73.3 °F

  • Highest 3 July, 2025

    84 °F

Climate (2020–Present)

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    59.9 °F
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