East Harwich Weather Forecast

    • 50
    • 57

    Rain Showers

    • 48
    • 53

    Rain Showers Likely

    • 57
    • 71

    Mostly Sunny

    • 54
    • 71

    Partly Sunny

    • 54
    • 66

    Partly Sunny

    • 56
    • 70

    Partly Sunny

Today 14 May Barnstable

Cloudy. A chance of Showers, then Showers. Near steady temperature in the mid 50s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

Tonight 14 May Barnstable

Cloudy. Showers, mainly in the evening. Lows in the upper 40s. Southeast Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

East Harwich Temperature Statistics

May Temperature

Chatham, Chatham Municipal Airport (1.9 miles)

  • Lowest 8 May, 2026

    42.1 °F

  • Average May

    52.4 °F

  • Highest 6 May, 2026

    63 °F

Climate (2021–Present)

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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