Jaars-Townsend Airport Weather Forecast

    • 49
    • 60

    Rain

    • 31
    • 60

    Mostly Sunny

    • 36
    • 55

    Mostly Sunny

    • 29
    • 60

    Partly Sunny

    • 28
    • 51

    Mostly Sunny

    • 42
    • 55

    Partly Sunny

Today 18 Dec Union

Rain with a slight chance of Thunderstorms. Patchy fog. Near steady Temperatures in the upper 50s. Southeast Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 18 Dec Union

Rain. Patchy fog. Breezy with Lows around 50. South Winds 15 to 20 Mph. Gusts up to 35 Mph after midnight. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jaars-Townsend Airport Temperature Statistics

December Temperature

Lancaster County-mc Whirter Field (11.2 miles)

  • Lowest 15 December, 2025

    14 °F

  • Average December

    39.7 °F

  • Highest 13 December, 2025

    62.6 °F

Climate (2020–Present)

Lancaster County-mc Whirter Field (11.2 miles)

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  • Average Low 2020–2025

    51.9 °F

  • Average 2020–2025

    62.2 °F

  • Average High 2020–2025

    73.6 °F
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