West Middlesex Weather Forecast

    • 22
    • 39

    Mostly Sunny

    • 40
    • 59

    Mostly Sunny

    • 48
    • 71

    Partly Sunny

    • 40
    • 69

    Chance Rain Showers

    • 40
    • 62

    Mostly Sunny

    • 59
    • 78

    Mostly Cloudy

Today 7 Apr Mercer

Mostly sunny. Unseasonably cold with Highs in the mid 30s. Northwest Winds 10 to 15 Mph.

Tonight 7 Apr Mercer

Clear. Areas of frost after midnight. Unseasonably cold with Lows in the lower 20s. North Winds 5 to 10 Mph, becoming east after midnight.

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West Middlesex Temperature Statistics

April Temperature

New Castle, New Castle Municipal Airport (9.9 miles)

  • Lowest 5 April, 2026

    39.9 °F

  • Average April

    57.9 °F

  • Highest 4 April, 2026

    82.9 °F

Climate (2021–Present)

New Castle, New Castle Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.1 °F
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