Mill Hill Weather Forecast

    • 19
    • 30

    Decreasing Clouds

    • 21
    • 43

    Partly Sunny

    • 44
    • 53

    Rain

    • 24
    • 50

    Partly Sunny

    • 31
    • 40

    Mostly Cloudy

    • 27
    • 46

    Mostly Cloudy

Today 16 Dec Mercer

Sunny, cold with Highs around 30. West Winds around 5 Mph.

Tonight 16 Dec Mercer

Partly cloudy in the Evening, then clearing. Cold with Lows around 18. Southwest Winds around 5 Mph.

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Mill Hill Temperature Statistics

December Temperature

Trenton, Mercer County Airport (5 miles)

  • Lowest 9 December, 2025

    10.9 °F

  • Average December

    30.7 °F

  • Highest 10 December, 2025

    43 °F

Climate (2020–Present)

Trenton, Mercer County Airport (5 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    64.3 °F
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