East Harwich Weather Forecast

    • 64
    • 80

    Increasing Clouds

    • 66
    • 81

    Chance Thunderstorms

    • 67
    • 78

    Mostly Sunny

    • 66
    • 88

    Mostly Sunny

    • 61
    • 77

    Partly Sunny

    • 62
    • 75

    Mostly Cloudy

Today 21 Jun Barnstable

Sunny. Highs in the upper 70s. West Winds 5 to 10 Mph, becoming southwest with Gusts up to 20 Mph in the afternoon.

Tonight 21 Jun Barnstable

Mostly clear. Near steady temperature in the lower 60s. West Winds 5 to 10 Mph.

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East Harwich Temperature Statistics

June Temperature

Chatham, Chatham Municipal Airport (1.9 miles)

  • Lowest 1 June, 2025

    51.7 °F

  • Average June

    62.9 °F

  • Highest 5 June, 2025

    77.6 °F

Climate (2020–Present)

Chatham, Chatham Municipal Airport (1.9 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    60.2 °F
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