Lancaster Weather Forecast

    • 32
    • 53

    Rain Showers Likely

    • 28
    • 49

    Increasing Clouds

    • 19
    • 39

    Wintry Mix

    • 20
    • 29

    Wintry Mix

    • 4
    • 31

    Chance Snow Showers

    • -2
    • 23

    Partly Sunny

    • 9
    • 32

    Partly Sunny

Today 21 Jan Smith

Showers. Near steady temperature in the mid 40s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

Tonight 21 Jan Smith

Mostly cloudy. A chance of rain Showers in the evening. Patchy fog after midnight. Lows around 30. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lancaster Temperature Statistics

January Temperature

Sparta Upper Cumberland Regional Airport (18.6 miles)

  • Lowest 15 January, 2026

    14 °F

  • Average January

    42.9 °F

  • Highest 8 January, 2026

    68 °F

Climate (2021–Present)

Sparta Upper Cumberland Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    59.4 °F

  • Average High 2021–2026

    70.1 °F
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