Lancaster Weather Forecast

    • 40
    • 71

    Rain Showers

    • 44
    • 62

    Mostly Sunny

    • 40
    • 64

    Chance Rain Showers

    • 36
    • 54

    Partly Sunny

    • 31
    • 56

    Mostly Sunny

    • 37
    • 59

    Mostly Cloudy

Today 19 Oct Fairfield

Rain with a chance of Thunderstorms. Highs around 70. Temperatures falling into the upper 50s late. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Tonight 19 Oct Fairfield

Rain with a slight chance of Thunderstorms in the Evening, then partly cloudy after midnight. Much cooler with Lows in the lower 40s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 100 percent.

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Lancaster Temperature Statistics

October Temperature

Lancaster, Fairfield County Airport (4.3 miles)

  • Lowest 17 October, 2025

    34 °F

  • Average October

    56.8 °F

  • Highest 1 October, 2025

    79 °F

Climate (2020–Present)

Lancaster, Fairfield County Airport (4.3 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    65 °F
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