Chestnut Park Weather Forecast

    • 68
    • 82

    Rain Showers

    • 65
    • 82

    Rain Showers

    • 54
    • 77

    Mostly Sunny

    • 56
    • 76

    Partly Sunny

    • 61
    • 82

    Mostly Sunny

    • 64
    • 85

    Slight Chance Rain Showers

Today 12 Sep Mercer

Mostly sunny. Highs in the lower 80s. Southeast Winds 5 to 10 Mph.

Tonight 12 Sep Mercer

Mostly cloudy. Showers with a chance of Thunderstorms after midnight. Patchy fog after midnight. Locally heavy rainfall possible after midnight. Warmer with Lows in the upper 60s. Southeast Winds 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chestnut Park Temperature Statistics

September Temperature

Trenton, Mercer County Airport (6.2 miles)

  • Lowest 8 September, 2026

    56.6 °F

  • Average September

    74.5 °F

  • Highest 1 September, 2026

    88.6 °F

Climate (2021–2026)

Trenton, Mercer County Airport (6.2 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.5 °F
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