Grafton Weather Forecast

    • -2
    • 19

    Mostly Sunny

    • 14
    • 22

    Chance Snow Showers

    • 24
    • 31

    Snow

    • 12
    • 32

    Partly Sunny

    • 12
    • 26

    Slight Chance Snow

    • 10
    • 27

    Mostly Cloudy

Today 8 Dec Southern Grafton

Mostly sunny. Highs 14 to 20. Northwest Winds around 10 Mph with Gusts up to 25 Mph. Wind chill Values as low as 2 below.

Tonight 8 Dec Southern Grafton

Mostly clear. Lows around 3 below. Light and variable Winds.

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Grafton Temperature Statistics

December Temperature

Plymouth Municipal Airport (17.4 miles)

  • Lowest 6 December, 2025

    -3.5 °F

  • Average December

    20.4 °F

  • Highest 1 December, 2025

    36.5 °F

Climate (2020–Present)

Plymouth Municipal Airport (17.4 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    57.1 °F
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