West Middlesex Weather Forecast

    • 46
    • 68

    Partly Sunny

    • 45
    • 71

    Mostly Cloudy

    • 54
    • 74

    Partly Sunny

    • 44
    • 70

    Mostly Cloudy

    • 51
    • 70

    Slight Chance Rain Showers

    • 53
    • 69

    Rain Showers Likely

Today 27 Oct Mercer

Mostly sunny. Highs in the mid 60s. East Winds around 5 Mph in the Morning, becoming light and variable.

Tonight 27 Oct Mercer

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 40s. East Winds around 5 Mph.

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West Middlesex Temperature Statistics

October Temperature

New Castle, New Castle Municipal Airport (9.9 miles)

  • Lowest 18 October, 2026

    27 °F

  • Average October

    54.5 °F

  • Highest 13 October, 2026

    84 °F

Climate (2021–2026)

New Castle, New Castle Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.1 °F
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