West Middlesex Weather Forecast

    • 39
    • 59

    Decreasing Clouds

    • 39
    • 57

    Becoming Sunny

    • 47
    • 62

    Rain Showers Likely

    • 51
    • 69

    Chance Rain Showers

    • 45
    • 71

    Rain Showers

    • 41
    • 60

    Partly Sunny

    • 47
    • 63

    Rain Showers Likely

Today 6 May Mercer

Partly sunny and cool. Near steady temperature in the lower 50s. Northwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 6 May Mercer

Mostly cloudy this Evening, then clearing. Lows in the upper 30s. Northwest Winds 5 to 10 Mph, becoming southwest after midnight.

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West Middlesex Temperature Statistics

May Temperature

New Castle, New Castle Municipal Airport (9.9 miles)

  • Lowest 1 May, 2026

    33.1 °F

  • Average May

    47.3 °F

  • Highest 4 May, 2026

    73 °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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