Bass River - Grand Cove Weather Forecast

    • 58
    • 65

    Rain Showers

    • 58
    • 67

    Rain Showers

    • 56
    • 67

    Rain Showers Likely

    • 55
    • 66

    Mostly Cloudy

    • 55
    • 66

    Partly Sunny

    • 57
    • 67

    Partly Sunny

Today 26 Sep Barnstable

Showers with a slight chance of Thunderstorms in the Morning, then Showers with a chance of Thunderstorms in the afternoon. Patchy fog. Breezy. Near steady temperature in the lower 60s. Northeast Winds 20 to 25 Mph. Gusts up to 60 Mph, decreasing to 50 Mph in the afternoon. Chance of rain 90 percent.

Tonight 26 Sep Barnstable

Showers. Patchy fog. Breezy. Near steady temperature around 60. Northeast Winds 15 to 25 Mph with Gusts up to 50 Mph. Chance of rain 90 percent.

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Bass River - Grand Cove Temperature Statistics

September Temperature

Hyannis, Barnstable Municipal-Boardman Airport (5 miles)

  • Lowest 16 September, 2026

    46.9 °F

  • Average September

    65.3 °F

  • Highest 10 September, 2026

    82 °F

Climate (2021–2026)

Hyannis, Barnstable Municipal-Boardman Airport (5 miles)

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  • Average Low 2021–2026

    44.7 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    59.2 °F
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