Johnsburg Weather Forecast

    • -15
    • 2

    Cold

    • -5
    • 4

    Cold

    • 13
    • 28

    Mostly Cloudy

    • 23
    • 35

    Mostly Cloudy

    • 19
    • 37

    Mostly Cloudy

    • 7
    • 31

    Partly Sunny

Today 13 Dec Mower

Mostly cloudy with a chance of Flurries this Morning, then mostly sunny this afternoon. Much Colder with Highs around 2 above. Northwest Winds 10 to 15 Mph. Wind chill Values as low as 20 below.

Tonight 13 Dec Mower

Partly cloudy. Colder with Lows around 15 below. Northwest Winds 10 to 15 Mph. Wind chill Values as low as 30 below.

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Johnsburg Temperature Statistics

December Temperature

Austin Municipal (13.7 miles)

  • Lowest 3 December, 2025

    -0.4 °F

  • Average December

    17.2 °F

  • Highest 9 December, 2025

    39.2 °F

Climate (2020–Present)

Austin Municipal (13.7 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    57.4 °F
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