Barnstable Harbor Weather Forecast

    • 59
    • 82

    Mostly Sunny

    • 64
    • 80

    Rain Showers

    • 64
    • 83

    Slight Chance Rain Showers

    • 63
    • 80

    Partly Sunny

    • 64
    • 76

    Partly Sunny

    • 64
    • 82

    Partly Sunny

Today 9 Jun Barnstable

Sunny. Not as cool with Highs in the upper 70s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 9 Jun Barnstable

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barnstable Harbor Temperature Statistics

June Temperature

Hyannis, Barnstable Municipal-Boardman Airport (3.1 miles)

  • Lowest 2 June, 2026

    37 °F

  • Average June

    62.8 °F

  • Highest 5 June, 2026

    82 °F

Climate (2021–Present)

Hyannis, Barnstable Municipal-Boardman Airport (3.1 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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