Mercer County Park Weather Forecast

    • 18
    • 34

    Snow Likely

    • 11
    • 34

    Mostly Sunny

    • 6
    • 23

    Mostly Sunny

    • 25
    • 32

    Mostly Cloudy

    • 16
    • 37

    Partly Sunny

    • 23
    • 32

    Mostly Cloudy

Today 18 Jan Mercer

A slight chance of rain. Snow. Snow accumulation of 1 to 3 Inches. Highs in the mid 30s. North Winds around 5 Mph. Chance of precipitation 90 percent.

Tonight 18 Jan Mercer

Mostly cloudy with snow likely in the Evening, then mostly clear after midnight. Total snow accumulation of 3 to 5 Inches. Cold with Lows around 18. West Winds 5 to 10 Mph. Chance of snow 70 percent.

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Mercer County Park Temperature Statistics

January Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 3 January, 2026

    17.1 °F

  • Average January

    34.7 °F

  • Highest 9 January, 2026

    53.1 °F

Climate (2021–Present)

Trenton, Mercer County Airport (8.7 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    64.3 °F
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