Harwich Weather Forecast

    • 65
    • 73

    Thunderstorms Likely

    • 70
    • 77

    Thunderstorms Likely

    • 71
    • 79

    Chance Rain Showers

    • 70
    • 80

    Mostly Cloudy

    • 71
    • 80

    Slight Chance Rain Showers

    • 70
    • 80

    Chance Rain Showers

Today 21 Jul Barnstable

Sunny in the Morning, then becoming partly sunny. Highs in the lower 70s. East Winds 5 to 10 Mph.

Tonight 21 Jul Barnstable

Cloudy. Patchy fog. Showers and Thunderstorms likely after midnight. Some Thunderstorms may produce gusty Winds and heavy rainfall after midnight. Lows in the mid 60s. East Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

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Harwich Temperature Statistics

July Temperature

Chatham, Chatham Municipal Airport (3.7 miles)

  • Lowest 8 July, 2018

    55 °F

  • Average July

    70.7 °F

  • Highest 1 July, 2018

    87.1 °F

Climate (2010–Present)

Chatham, Chatham Municipal Airport (3.7 miles)

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  • Average Low 2010–Present

    44.4 °F

  • Average 2010–Present

    50.9 °F

  • Average High 2010–Present

    57 °F
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