Longstown Weather Forecast

    • 43
    • 45

    Rain Showers

    • 24
    • 53

    Chance Rain Showers

    • 34
    • 40

    Mostly Cloudy

    • 22
    • 44

    Partly Sunny

    • 25
    • 35

    Mostly Cloudy

    • 33
    • 41

    Mostly Cloudy

Today 18 Dec York

Patchy freezing fog this morning. Mostly sunny. Highs in the mid 40s. Southeast Winds 5 to 10 Mph.

Tonight 18 Dec York

Showers, mild. Lows in the lower 40s. Temperature rising into the lower 50s after midnight. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Longstown Temperature Statistics

December Temperature

York, York Airport (11.8 miles)

  • Lowest 9 December, 2025

    5 °F

  • Average December

    28.6 °F

  • Highest 13 December, 2025

    43 °F

Climate (2020–Present)

York, York Airport (11.8 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    54.8 °F

  • Average High 2020–2025

    65.2 °F
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