Bass River Mouth Weather Forecast

    • 64
    • 79

    Mostly Sunny

    • 62
    • 82

    Chance Rain Showers

    • 60
    • 72

    Partly Sunny

    • 61
    • 74

    Partly Sunny

    • 62
    • 74

    Partly Sunny

    • 61
    • 74

    Mostly Sunny

Today 16 Aug Barnstable

Sunny. Highs in the upper 70s. Northeast Winds around 5 Mph, becoming east in the afternoon.

Tonight 16 Aug Barnstable

Partly cloudy. Near steady temperature in the lower 60s. Northeast Winds around 5 Mph.

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Bass River Mouth Temperature Statistics

August Temperature

Hyannis, Barnstable Municipal-Boardman Airport (3.7 miles)

  • Lowest 9 August, 2025

    49.6 °F

  • Average August

    68.2 °F

  • Highest 11 August, 2025

    88.6 °F

Climate (2020–Present)

Hyannis, Barnstable Municipal-Boardman Airport (3.7 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    59.9 °F
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