Pennington / Prospect Weather Forecast

    • 13
    • 34

    Increasing Clouds

    • 7
    • 23

    Mostly Sunny

    • 26
    • 34

    Partly Sunny

    • 17
    • 40

    Chance Rain/Snow

    • 18
    • 30

    Mostly Cloudy

    • 13
    • 29

    Chance Snow

Today 19 Jan Mercer

Mostly sunny. Highs in the mid 30s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 19 Jan Mercer

Mostly clear. Cold with Lows around 13. West Winds 10 to 15 Mph. Wind chill Values as low as zero.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Pennington / Prospect Temperature Statistics

January Temperature

Trenton, Mercer County Airport (3.1 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 (3.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    64.3 °F
Get WillyWeather+ to remove ads