Portsmouth Island Weather Forecast

    • 64
    • 74

    Mostly Sunny

    • 64
    • 76

    Mostly Sunny

    • 71
    • 77

    Mostly Sunny

    • 73
    • 78

    Mostly Sunny

    • 73
    • 79

    Mostly Sunny

    • 73
    • 79

    Partly Sunny

    • 75
    • 80

    Mostly Sunny

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  • Temperature Forecast NOAA

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Portsmouth Island Temperature Statistics

September Temperature

Hatteras, Mitchell Field (28.6 miles)

  • Lowest 3 September, 2019

    73.9 °F
  • Average September

    80.2 °F
  • Highest 1 September, 2019

    89.1 °F

Climate (2010–Present)

Hatteras, Mitchell Field (28.6 miles)

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  • Average Low 2010–Present

    60.4 °F
  • Average 2010–Present

    66.2 °F
  • Average High 2010–Present

    71.8 °F
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