South Yarmouth Weather Forecast

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    • 78

    Chance Rain Showers

    • 66
    • 79

    Chance Rain Showers

    • 63
    • 82

    Partly Sunny

    • 65
    • 79

    Partly Sunny

    • 63
    • 78

    Chance Rain Showers

    • 61
    • 75

    Chance Rain Showers

Today 11 Jun Barnstable

Partly sunny. A chance of Showers with isolated Thunderstorms in the morning. Patchy fog in the morning. Humid with Highs in the upper 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 30 percent.

Tonight 11 Jun Barnstable

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the upper 60s. Southwest Winds 5 to 10 Mph.

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South Yarmouth Temperature Statistics

June Temperature

Hyannis, Barnstable Municipal-Boardman Airport (4.3 miles)

  • Lowest 2 June, 2026

    37 °F

  • Average June

    62.7 °F

  • Highest 5 June, 2026

    82 °F

Climate (2021–Present)

Hyannis, Barnstable Municipal-Boardman Airport (4.3 miles)

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  • Average Low 2021–2026

    44.8 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    59.3 °F
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