Mercer County Park Weather Forecast

    • 68
    • 88

    Smoke

    • 71
    • 82

    Rain Showers

    • 61
    • 82

    Mostly Sunny

    • 65
    • 82

    Partly Sunny

    • 70
    • 86

    Rain Showers Likely

    • 63
    • 86

    Chance Thunderstorms

Today 17 Jul Mercer

Partly sunny. Smoke this Morning, then Areas of smoke this afternoon. Hot with Highs in the upper 80s. North Winds around 5 Mph.

Tonight 17 Jul Mercer

Mostly cloudy. Smoke. Lows in the upper 60s. South Winds around 5 Mph.

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Mercer County Park Temperature Statistics

July Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 13 July, 2026

    63 °F

  • Average July

    78.8 °F

  • Highest 2 July, 2026

    101.6 °F

Climate (2021–2026)

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

    64.4 °F
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