Onancock Weather Forecast

    • 34
    • 49

    Slight Chance Rain

    • 22
    • 37

    Chance Rain/Snow

    • 26
    • 35

    Mostly Sunny

    • 30
    • 41

    Partly Sunny

    • 35
    • 50

    Partly Sunny

    • 40
    • 56

    Chance Rain

Today 13 Dec Accomack

Partly sunny. Highs in the upper 40s. Southwest Winds 5 to 10 Mph.

Tonight 13 Dec Accomack

Partly cloudy in the Evening, then mostly cloudy with a slight chance of rain after midnight. Lows in the mid 30s. Southwest Winds around 5 Mph, becoming west with Gusts up to 20 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onancock Temperature Statistics

December Temperature

Melfa / Accomack Airport (4.3 miles)

  • Lowest 9 December, 2025

    23.5 °F

  • Average December

    36.6 °F

  • Highest 2 December, 2025

    55.4 °F

Climate (2020–Present)

Melfa / Accomack Airport (4.3 miles)

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  • Average Low 2020–2025

    48.8 °F

  • Average 2020–2025

    57 °F

  • Average High 2020–2025

    63.9 °F
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