Green Bay Weather Forecast

    • 3
    • 22

    Chance Snow

    • -15
    • 13

    Partly Sunny

    • -17
    • -5

    Cold

    • -7
    • 0

    Cold

    • -4
    • 9

    Cold

    • 1
    • 12

    Partly Sunny

Today 21 Jan Brown

Not as cold. Mostly cloudy. A chance of Flurries in the Morning, then a chance of light snow in the afternoon. Highs in the lower 20s. Southwest wind 10 to 15 Mph. Chance of snow 40 percent.

Tonight 21 Jan Brown

Cloudy with a chance of light snow in the Evening, then partly cloudy after midnight. Lows zero to 5 above. West wind 10 to 20 Mph with Gusts to around 30 Mph. Chance of snow 50 percent. Lowest wind chill Readings to 15 below zero after midnight.

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Green Bay Temperature Statistics

January Temperature

Green Bay, Austin Straubel International Airport (6.2 miles)

  • Lowest 19 January, 2026

    -4 °F

  • Average January

    22.8 °F

  • Highest 13 January, 2026

    44.1 °F

Climate (2021–Present)

Green Bay, Austin Straubel International Airport (6.2 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    57.5 °F
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