South Yarmouth Weather Forecast

    • 61
    • 75

    Mostly Sunny

    • 64
    • 79

    Partly Sunny

    • 64
    • 78

    Partly Sunny

    • 56
    • 75

    Rain Showers Likely

    • 56
    • 66

    Slight Chance Rain Showers

    • 58
    • 71

    Partly Sunny

Today 4 Jun Barnstable

Sunny. Highs in the upper 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 4 Jun Barnstable

Clear and not as cool. Near steady temperature around 60. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Yarmouth Temperature Statistics

June Temperature

Hyannis, Barnstable Municipal-Boardman Airport (4.3 miles)

  • Lowest 1 June, 2026

    41 °F

  • Average June

    52.1 °F

  • Highest 1 June, 2026

    57 °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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