Hopewell Weather Forecast

    • 54
    • 65

    Chance Rain Showers

    • 43
    • 69

    Mostly Sunny

    • 42
    • 64

    Sunny

    • 50
    • 69

    Mostly Sunny

    • 50
    • 73

    Mostly Sunny

    • 51
    • 71

    Partly Sunny

Today 4 Oct Mercer

Cloudy. A slight chance of Showers this Morning, then a chance of Showers this afternoon. Highs in the mid 60s. East Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 4 Oct Mercer

Cloudy. A chance of Showers, mainly in the evening. Patchy fog. Lows in the mid 50s. Northeast Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hopewell Temperature Statistics

October Temperature

Trenton, Mercer County Airport (8.1 miles)

  • Lowest 1 October, 2026

    62.1 °F

  • Average October

    70.9 °F

  • Highest 2 October, 2026

    84.9 °F

Climate (2021–2026)

Trenton, Mercer County Airport (8.1 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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