Hillsboro Weather Forecast

    • 28
    • 38

    Slight Chance Snow

    • 21
    • 39

    Mostly Cloudy

    • 32
    • 38

    Cloudy

    • 29
    • 43

    Mostly Cloudy

    • 26
    • 38

    Mostly Cloudy

    • 15
    • 38

    Mostly Cloudy

Today 22 Dec Vernon

Mostly cloudy with a chance of snow in the Morning, then partly sunny in the afternoon. Not as cold with Highs in the upper 30s. South Winds 5 to 10 Mph. Chance of snow 50 percent.

Tonight 22 Dec Vernon

Cloudy with a chance of snow and freezing rain. Snow accumulation little or no. Additional ice accumulation of less than one tenth of an inch. Not as cool. Near steady temperature in the upper 20s. South Winds 5 to 10 Mph. Chance of precipitation 50 percent.

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Hillsboro Temperature Statistics

December Temperature

New Lisbon Mauston Airport (16.2 miles)

  • Lowest 14 December, 2025

    -9.6 °F

  • Average December

    17 °F

  • Highest 18 December, 2025

    43 °F

Climate (2020–Present)

New Lisbon Mauston Airport (16.2 miles)

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  • Average Low 2020–2025

    37.6 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    57.6 °F
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