Lancaster Weather Forecast

    • 71
    • 93

    Rain Showers

    • 69
    • 89

    Rain Showers Likely

    • 67
    • 89

    Chance Rain Showers

    • 66
    • 90

    Mostly Sunny

    • 64
    • 89

    Partly Sunny

    • 66
    • 89

    Partly Sunny

Today 19 Aug Smith

Sunny this Morning, then becoming partly sunny. Areas of fog this morning. Highs in the lower 90s. Light and variable Winds, becoming west around 5 Mph this afternoon.

Tonight 19 Aug Smith

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy with Showers with a chance of Thunderstorms after midnight. Lows around 70. Light and variable Winds, becoming southwest around 5 Mph after midnight. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lancaster Temperature Statistics

August Temperature

Sparta Upper Cumberland Regional Airport (18.6 miles)

  • Lowest 2 August, 2026

    66.2 °F

  • Average August

    78 °F

  • Highest 13 August, 2026

    95 °F

Climate (2021–2026)

Sparta Upper Cumberland Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    59.8 °F

  • Average High 2021–2026

    70.5 °F
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