Pennington / Prospect Weather Forecast

    • 29
    • 47

    Rain/Snow

    • 29
    • 43

    Mostly Sunny

    • 36
    • 47

    Partly Sunny

    • 35
    • 51

    Chance Rain

    • 22
    • 42

    Chance Rain/Snow

    • 22
    • 34

    Partly Sunny

    • 25
    • 39

    Mostly Cloudy

Today 11 Jan Mercer

Mostly sunny with scattered rain or snow Showers. Highs in the mid 40s. West Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation 30 percent.

Tonight 11 Jan Mercer

Mostly clear. Isolated snow Showers this evening. Colder with Lows in the upper 20s. West Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 20 percent.

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Pennington / Prospect Temperature Statistics

January Temperature

Trenton, Mercer County Airport (3.1 miles)

  • Lowest 3 January, 2026

    17.1 °F

  • Average January

    33 °F

  • Highest 9 January, 2026

    53.1 °F

Climate (2021–Present)

Trenton, Mercer County Airport (3.1 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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