Mercer County Park Weather Forecast

    • 44
    • 71

    Rain Showers

    • 30
    • 51

    Rain Showers Likely

    • 32
    • 50

    Partly Sunny

    • 40
    • 56

    Chance Rain

    • 47
    • 63

    Rain Likely

    • 26
    • 58

    Partly Sunny

    • 28
    • 45

    Mostly Sunny

Today 22 Mar Mercer

Partly sunny. Warmer with Highs in the lower 70s. Southwest Winds 5 to 10 Mph.

Tonight 22 Mar Mercer

Showers likely with a chance of Thunderstorms this Evening, then Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 40s. West Winds around 5 Mph, becoming north after midnight. Chance of rain 90 percent.

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Mercer County Park Temperature Statistics

March Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 2 March, 2026

    21.7 °F

  • Average March

    43.8 °F

  • Highest 10 March, 2026

    80.7 °F

Climate (2021–Present)

Trenton, Mercer County Airport (8.7 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    64.3 °F
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