West Harwich Weather Forecast

    • 71
    • 79

    Rain Showers

    • 69
    • 81

    Rain Showers

    • 69
    • 80

    Slight Chance Rain Showers

    • 71
    • 79

    Mostly Cloudy

    • 72
    • 81

    Partly Sunny

    • 71
    • 81

    Partly Sunny

Today 2 Aug Barnstable

Mostly cloudy. Humid with Highs in the upper 70s. South Winds 5 to 10 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 2 Aug Barnstable

Mostly cloudy. A chance of Showers in the Evening, then Showers with a chance of Thunderstorms after midnight. Patchy fog after midnight. Locally heavy rainfall possible after midnight. Humid with Lows in the upper 60s. South Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight. Chance of rain 70 percent.

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West Harwich Temperature Statistics

August Temperature

Chatham, Chatham Municipal Airport (6.2 miles)

  • Lowest

  • Average August

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Climate (2021–2026)

Chatham, Chatham Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    47.3 °F
  • Average 2021–2026

    53.7 °F
  • Average High 2021–2026

    59.7 °F
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