Breakwater Beach Weather Forecast

    • 70
    • 80

    Rain Showers

    • 66
    • 81

    Rain Showers Likely

    • 66
    • 77

    Slight Chance Rain Showers

    • 66
    • 76

    Partly Sunny

    • 67
    • 76

    Partly Sunny

    • 69
    • 76

    Partly Sunny

Today 21 Jul Barnstable

Partly sunny this Morning, then mostly cloudy with a slight chance of Showers this afternoon. Highs in the upper 70s. South Winds 10 to 15 Mph. Gusts up to 30 Mph this afternoon. Chance of rain 20 percent.

Tonight 21 Jul Barnstable

Showers with a chance of Thunderstorms in the Evening, then Showers with isolated Thunderstorms after midnight. Locally heavy rainfall possible in the evening. Humid with Lows around 70. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 90 percent.

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Breakwater Beach Temperature Statistics

July Temperature

Chatham, Chatham Municipal Airport (6.8 miles)

  • Lowest 13 July, 2026

    59 °F

  • Average July

    72.4 °F

  • Highest 3 July, 2026

    91 °F

Climate (2021–2026)

Chatham, Chatham Municipal Airport (6.8 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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