Lancaster Weather Forecast

    • 60
    • 81

    Decreasing Clouds

    • 63
    • 79

    Partly Sunny

    • 68
    • 85

    Rain Showers Likely

    • 59
    • 82

    Partly Sunny

    • 57
    • 78

    Partly Sunny

    • 60
    • 80

    Partly Sunny

Today 6 Sep Grant

Areas of fog in the morning. Partly sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.

Tonight 6 Sep Grant

Partly cloudy. Patchy fog. Lows in the lower 60s. Light Winds.

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Lancaster Temperature Statistics

September Temperature

Platteville Municipal Airport (17.4 miles)

  • Lowest 2 September, 2026

    70.7 °F

  • Average September

    81.1 °F

  • Highest 1 September, 2026

    90.9 °F

Climate (2021–2026)

Platteville Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    58.8 °F
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