Wychmere Harbor Weather Forecast

    • 71
    • 79

    Partly Sunny

    • 68
    • 79

    Rain Showers Likely

    • 66
    • 75

    Chance Rain Showers

    • 67
    • 75

    Rain Showers Likely

    • 68
    • 79

    Chance Rain Showers

    • 66
    • 80

    Partly Sunny

Today 19 Aug Barnstable

Mostly sunny. Near steady temperature in the upper 70s. Southwest Winds 10 to 15 Mph.

Tonight 19 Aug Barnstable

Partly cloudy. Humid with Lows around 70. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wychmere Harbor Temperature Statistics

August Temperature

Chatham, Chatham Municipal Airport (3.7 miles)

  • Lowest 16 August, 2026

    59 °F

  • Average August

    73.7 °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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