South Trenton Weather Forecast

    • 10
    • 31

    Increasing Clouds

    • 8
    • 31

    Mostly Sunny

    • 13
    • 31

    Chance Snow

    • 3
    • 19

    Mostly Sunny

    • 5
    • 20

    Partly Sunny

    • 12
    • 27

    Partly Sunny

Today 4 Feb Mercer

Sunny, cold. Near steady temperature in the upper 20s. North Winds 5 to 10 Mph.

Tonight 4 Feb Mercer

Mostly cloudy in the Evening, then becoming partly cloudy. Colder with Lows around 9 above. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Trenton Temperature Statistics

February Temperature

Trenton, Mercer County Airport (5.6 miles)

  • Lowest 1 February, 2026

    7 °F

  • Average February

    18.8 °F

  • Highest 2 February, 2026

    32 °F

Climate (2021–Present)

Trenton, Mercer County Airport (5.6 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    64.3 °F
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