East Harwich Weather Forecast

    • 64
    • 71

    Rain Showers

    • 63
    • 70

    Rain Showers

    • 65
    • 72

    Partly Sunny

    • 70
    • 79

    Partly Sunny

    • 70
    • 83

    Slight Chance Rain Showers

    • 69
    • 79

    Mostly Sunny

    • 69
    • 78

    Partly Sunny

Today 6 Jul Barnstable

Showers with isolated Thunderstorms. Some Thunderstorms may produce heavy rainfall. Near steady temperature in the upper 60s. East Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

Tonight 6 Jul Barnstable

Showers likely this Evening, then Showers with a slight chance of Thunderstorms after midnight. Patchy fog after midnight. Locally heavy rainfall possible after midnight. Lows in the mid 60s. East Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

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East Harwich Temperature Statistics

July Temperature

Chatham, Chatham Municipal Airport (1.9 miles)

  • Lowest 1 July, 2026

    69.1 °F

  • Average July

    78.2 °F

  • Highest 3 July, 2026

    91 °F

Climate (2021–2026)

Chatham, Chatham Municipal Airport (1.9 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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