Chesapeake Bay - Halfmoon Island Weather Forecast

    • 65
    • 75

    Partly Sunny

    • 67
    • 77

    Partly Sunny

    • 68
    • 77

    Partly Sunny

    • 67
    • 74

    Mostly Cloudy

    • 67
    • 74

    Chance Rain Showers

    • 67
    • 75

    Slight Chance Rain Showers

Today 13 Sep Accomack

Partly sunny. Highs in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 13 Sep Accomack

Clear. Lows in the upper 50s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chesapeake Bay - Halfmoon Island Temperature Statistics

September Temperature

Melfa / Accomack Airport (11.8 miles)

  • Lowest 3 September, 2025

    54.9 °F

  • Average September

    67.9 °F

  • Highest 6 September, 2025

    84.2 °F

Climate (2020–Present)

Melfa / Accomack Airport (11.8 miles)

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  • Average Low 2020–2025

    49 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    64.1 °F
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