Hyannis Port Weather Forecast

    • 53
    • 65

    Mostly Sunny

    • 49
    • 72

    Mostly Sunny

    • 46
    • 65

    Sunny

    • 56
    • 62

    Mostly Sunny

    • 61
    • 65

    Rain Showers Likely

    • 57
    • 66

    Rain Showers Likely

    • 49
    • 63

    Mostly Cloudy

Today 7 Oct Barnstable

Partly sunny with a 40 percent chance of Showers. Highs in the upper 50s.

Tonight 7 Oct Barnstable

Mostly clear. Not as cool with Lows in the lower 50s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hyannis Port Temperature Statistics

October Temperature

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

  • Lowest 4 October, 2026

    45 °F

  • Average October

    62.7 °F

  • Highest 2 October, 2026

    77 °F

Climate (2021–2026)

Hyannis, Barnstable Municipal-Boardman Airport (3.1 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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