Pleasant Bay - Sipson Island Weather Forecast

    • 67
    • 76

    Mostly Sunny

    • 65
    • 77

    Chance Rain Showers

    • 66
    • 76

    Slight Chance Rain Showers

    • 67
    • 73

    Mostly Sunny

    • 69
    • 80

    Chance Rain Showers

    • 67
    • 79

    Chance Rain Showers

Today 12 Aug Barnstable

Sunny. Near steady temperature in the upper 70s. Northeast Winds 5 to 10 Mph.

Tonight 12 Aug Barnstable

Mostly clear in the Evening, then becoming partly cloudy. Humid with Lows around 70. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Pleasant Bay - Sipson Island Temperature Statistics

August Temperature

Chatham, Chatham Municipal Airport (3.7 miles)

  • Lowest 5 August, 2026

    61 °F

  • Average August

    75.1 °F

  • Highest 7 August, 2026

    84 °F

Climate (2021–2026)

Chatham, Chatham Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    59.8 °F
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