Hyannis Port Weather Forecast

    • 59
    • 73

    Increasing Clouds

    • 61
    • 69

    Mostly Cloudy

    • 64
    • 70

    Slight Chance Rain Showers

    • 64
    • 71

    Chance Rain Showers

    • 65
    • 72

    Rain Showers Likely

    • 59
    • 71

    Chance Rain Showers

    • 58
    • 68

    Chance Rain Showers

Today 25 Sep Barnstable

Sunny. Highs in the mid 70s. Southwest Winds 5 to 10 Mph.

Tonight 25 Sep Barnstable

Partly cloudy. Patchy fog after midnight. Lows in the upper 50s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hyannis Port Temperature Statistics

September Temperature

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

  • Lowest 19 September, 2020

    41 °F
  • Average September

    65.6 °F
  • Highest 4 September, 2020

    84.9 °F

Climate (2010–Present)

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

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  • Average Low 2010–Present

    45.7 °F
  • Average 2010–Present

    53.1 °F
  • Average High 2010–Present

    59.7 °F
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