Arnold Weather Forecast

    • 35
    • 43

    Rain

    • 30
    • 41

    Mostly Cloudy

    • 52
    • 60

    Rain

    • 21
    • 56

    Rain/Snow Likely

    • 22
    • 29

    Chance Snow

    • 17
    • 33

    Chance Snow

    • 12
    • 25

    Mostly Cloudy

Today 26 Dec Westmoreland

Rain with a slight chance of Thunderstorms. Highs in the mid 40s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

Tonight 26 Dec Westmoreland

Cloudy. Rain with a slight chance of Thunderstorms this evening. Lows in the mid 30s. West Winds 5 to 10 Mph. Chance of rain 90 percent.

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Arnold Temperature Statistics

December Temperature

Butler, Butler County Airport/K W Scholter Field (16.8 miles)

  • Lowest 5 December, 2025

    7 °F

  • Average December

    28.1 °F

  • Highest 18 December, 2025

    55.9 °F

Climate (2020–Present)

Butler, Butler County Airport/K W Scholter Field (16.8 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    60.6 °F
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