West Middlesex Weather Forecast

    • 52
    • 79

    Becoming Sunny

    • 62
    • 85

    Mostly Sunny

    • 67
    • 87

    Rain Showers Likely

    • 66
    • 85

    Rain Showers Likely

    • 65
    • 83

    Rain Showers

    • 66
    • 84

    Chance Thunderstorms

Today 3 Aug Mercer

Mostly sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 3 Aug Mercer

Clear. Areas of fog after midnight. Lows in the lower 50s. North Winds 5 to 10 Mph in the Evening, becoming light and variable.

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West Middlesex Temperature Statistics

August Temperature

New Castle, New Castle Municipal Airport (9.9 miles)

  • Lowest 1 August, 2026

    64 °F

  • Average August

    71.9 °F

  • Highest 1 August, 2026

    79 °F

Climate (2021–2026)

New Castle, New Castle Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    61.1 °F
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