Lancaster Weather Forecast

    • 69
    • 94

    Mostly Sunny

    • 63
    • 89

    Mostly Sunny

    • 61
    • 90

    Sunny

    • 64
    • 91

    Sunny

    • 68
    • 94

    Mostly Sunny

    • 69
    • 94

    Mostly Sunny

Today 14 Sep Southern Lancaster

Sunny. Highs in the mid 90s. North Winds 5 to 10 Mph.

Tonight 14 Sep Southern Lancaster

Mostly clear. Lows in the upper 60s. Northeast Winds 5 to 10 Mph.

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Lancaster Temperature Statistics

September Temperature

Lancaster County-mc Whirter Field (4.3 miles)

  • Lowest 9 September, 2026

    62.6 °F

  • Average September

    80.6 °F

  • Highest 2 September, 2026

    98.6 °F

Climate (2021–2026)

Lancaster County-mc Whirter Field (4.3 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    62.5 °F

  • Average High 2021–2026

    74 °F
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