West Middlesex Weather Forecast

    • 35
    • 51

    Chance Rain Showers

    • 33
    • 55

    Partly Sunny

    • 35
    • 57

    Partly Sunny

    • 37
    • 56

    Chance Rain Showers

    • 35
    • 56

    Partly Sunny

    • 37
    • 58

    Chance Rain Showers

    • 30
    • 51

    Mostly Cloudy

Today 31 Oct Mercer

Mostly cloudy with a 30 percent chance of Showers. Near steady temperature in the upper 40s. West Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 31 Oct Mercer

Mostly cloudy with a 20 percent chance of Showers. Lows in the upper 30s. West Winds 10 to 15 Mph. Gusts up to 30 Mph this evening.

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West Middlesex Temperature Statistics

October Temperature

New Castle, New Castle Municipal Airport (9.9 miles)

  • Lowest 26 October, 2025

    28 °F

  • Average October

    52.7 °F

  • Highest 5 October, 2025

    82.9 °F

Climate (2020–Present)

New Castle, New Castle Municipal Airport (9.9 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    61.2 °F
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