Millersville Weather Forecast

    • 59
    • 79

    Rain Showers

    • 53
    • 71

    Rain Showers Likely

    • 50
    • 63

    Rain Showers Likely

    • 50
    • 65

    Chance Rain Showers

    • 49
    • 65

    Chance Rain Showers

    • 49
    • 67

    Slight Chance Rain Showers

Today 20 Sep Lancaster

Showers. A chance of Thunderstorms this afternoon. Some Thunderstorms may produce heavy rainfall this afternoon. Highs in the upper 70s. South Winds 10 to 15 Mph, becoming southwest this afternoon. Chance of rain near 100 percent.

Tonight 20 Sep Lancaster

Mostly cloudy. Showers likely with a slight chance of Thunderstorms in the evening. Some Thunderstorms may produce heavy rainfall in the evening. Humid with Lows in the upper 50s. Northwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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Millersville Temperature Statistics

September Temperature

Lancaster, Lancaster Airport (8.7 miles)

  • Lowest 15 September, 2026

    48 °F

  • Average September

    71.7 °F

  • Highest 1 September, 2026

    89.1 °F

Climate (2021–2026)

Lancaster, Lancaster Airport (8.7 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65.1 °F
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