South Monomoy Island Weather Forecast

    • 63
    • 72

    Becoming Sunny

    • 68
    • 72

    Breezy

    • 61
    • 71

    Chance Rain Showers

    • 58
    • 64

    Slight Chance Rain Showers

    • 58
    • 62

    Chance Rain Showers

    • 58
    • 63

    Slight Chance Rain Showers

Today 26 Sep Barnstable

Mostly sunny. Highs in the mid 70s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 26 Sep Barnstable

Mostly clear. Lows in the upper 50s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Monomoy Island Temperature Statistics

September Temperature

Chatham, Chatham Municipal Airport (6.8 miles)

  • Lowest 19 September, 2021

    54 °F
  • Average September

    68.5 °F
  • Highest 8 September, 2021

    80.1 °F

Climate (2010–Present)

Chatham, Chatham Municipal Airport (6.8 miles)

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  • Average Low 2010–Present

    46.5 °F
  • Average 2010–Present

    52.6 °F
  • Average High 2010–Present

    58.6 °F
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