Chatham Bar Weather Forecast

    • 70
    • 73

    Increasing Clouds

    • 70
    • 73

    Rain Showers Likely

    • 69
    • 71

    Partly Sunny

    • 71
    • 75

    Partly Sunny

    • 68
    • 75

    Chance Rain Showers

    • 67
    • 71

    Slight Chance Rain Showers

Today 16 Aug Barnstable

Sunny. Highs in the upper 70s. East Winds around 5 Mph, becoming south with Gusts up to 20 Mph in the afternoon.

Tonight 16 Aug Barnstable

Mostly clear. Near steady temperature in the lower 60s. West Winds around 5 Mph.

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  • Temperature Real-Time

Chatham Bar Temperature Statistics

August Temperature

Chatham, Chatham Municipal Airport (3.7 miles)

  • Lowest 5 August, 2026

    61 °F

  • Average August

    75.1 °F

  • Highest 11 August, 2026

    84.9 °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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