Arnold Lake Weather Forecast

    • 7
    • 26

    Gradual Clearing

    • 23
    • 34

    Mostly Sunny

    • 28
    • 55

    Mostly Sunny

    • 30
    • 60

    Partly Sunny

    • 24
    • 61

    Partly Sunny

    • 27
    • 46

    Mostly Cloudy

Today 13 Dec Custer

Partly sunny with a chance of Flurries. Near steady temperature around 13. North Winds 10 to 15 Mph.

Tonight 13 Dec Custer

Partly cloudy in the evening then clearing. Lows around 5. North Winds up to 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arnold Lake Temperature Statistics

December Temperature

Broken Bow, Broken Bow Municipal Airport (28 miles)

  • Lowest 1 December, 2025

    10.9 °F

  • Average December

    31.6 °F

  • Highest 11 December, 2025

    60.1 °F

Climate (2020–Present)

Broken Bow, Broken Bow Municipal Airport (28 miles)

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  • Average Low 2020–2025

    37.8 °F

  • Average 2020–2025

    50.8 °F

  • Average High 2020–2025

    64 °F
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