Lancaster Weather Forecast

    • 63
    • 91

    Slight Chance Thunderstorms

    • 60
    • 87

    Mostly Sunny

    • 62
    • 87

    Chance Rain Showers

    • 66
    • 88

    Slight Chance Thunderstorms

    • 68
    • 90

    Chance Thunderstorms

    • 67
    • 89

    Chance Thunderstorms

Today 22 Aug Smith

Sunny. Areas of fog this morning. A chance of Showers and Thunderstorms this afternoon. Highs around 90. West Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 22 Aug Smith

Mostly clear. A slight chance of Showers and Thunderstorms in the evening. Lows in the lower 60s. Northwest Winds 5 to 10 Mph. Chance of rain 20 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 19 August, 2026

    60.8 °F

  • Average August

    77.7 °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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