Hyannis Port Weather Forecast

    • 56
    • 66

    Chance Rain Showers

    • 58
    • 70

    Partly Sunny

    • 57
    • 73

    Slight Chance Rain Showers

    • 52
    • 69

    Chance Rain Showers

    • 50
    • 59

    Slight Chance Rain Showers

    • 53
    • 62

    Chance Rain Showers

Today 20 May Barnstable

Mostly sunny. Areas of fog in the morning. Highs in the upper 60s. West Winds around 5 Mph, becoming south 10 to 15 Mph in the afternoon.

Tonight 20 May Barnstable

Mostly cloudy. A chance of Showers. Near steady temperature in the upper 50s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hyannis Port Temperature Statistics

May Temperature

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

  • Lowest 1 May, 2022

    39 °F
  • Average May

    54.2 °F
  • Highest 14 May, 2022

    78.1 °F

Climate (2010–Present)

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

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  • Average Low 2010–Present

    44.8 °F
  • Average 2010–Present

    52.5 °F
  • Average High 2010–Present

    59.1 °F
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