Lancaster Weather Forecast

    • 28
    • 46

    Slight Chance Rain

    • 22
    • 37

    Wintry Mix

    • 30
    • 33

    Rain/Freezing Rain

    • 9
    • 39

    Mostly Sunny

    • 17
    • 36

    Mostly Sunny

    • 19
    • 41

    Partly Sunny

Today 23 Jan Southern Lancaster

Cloudy with a 20 percent chance of rain. Near steady temperature in the mid 40s. Northeast Winds around 5 Mph.

Tonight 23 Jan Southern Lancaster

Cloudy. Lows in the upper 20s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lancaster Temperature Statistics

January Temperature

Lancaster County-mc Whirter Field (4.3 miles)

  • Lowest 16 January, 2026

    15.8 °F

  • Average January

    46 °F

  • Highest 10 January, 2026

    78.8 °F

Climate (2021–Present)

Lancaster County-mc Whirter Field (4.3 miles)

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  • Average Low 2021–2026

    51.9 °F

  • Average 2021–2026

    62.3 °F

  • Average High 2021–2026

    73.8 °F
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