Hopewell Weather Forecast

    • 47
    • 78

    Chance Rain Showers

    • 42
    • 65

    Mostly Cloudy

    • 47
    • 67

    Partly Sunny

    • 51
    • 68

    Rain Showers

    • 48
    • 68

    Chance Rain Showers

    • 52
    • 71

    Partly Sunny

    • 55
    • 77

    Partly Sunny

Today 10 May Mercer

Mostly sunny with a slight chance of Showers and Thunderstorms. Warmer with Highs in the upper 70s. West Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 10 May Mercer

A slight chance of Thunderstorms this evening. Mostly cloudy with a chance of Showers. Lows in the upper 40s. North Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hopewell Temperature Statistics

May Temperature

Trenton, Mercer County Airport (8.1 miles)

  • Lowest 1 May, 2026

    42.7 °F

  • Average May

    57.8 °F

  • Highest 5 May, 2026

    82.7 °F

Climate (2021–Present)

Trenton, Mercer County Airport (8.1 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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