Green Bay Weather Forecast

    • 20
    • 22

    Mostly Cloudy

    • 24
    • 36

    Chance Rain/Snow

    • 25
    • 36

    Rain Likely

    • 13
    • 39

    Rain/Snow Likely

    • 17
    • 26

    Snow Likely

    • 15
    • 33

    Slight Chance Snow

    • 15
    • 24

    Mostly Cloudy

Today 15 Dec Door

Partly cloudy. Temperatures 17 to 21. West wind 5 to 10 Mph.

Tonight 15 Dec Door

Partly cloudy in the evening then becoming mostly cloudy. Nearly steady temperature around 15. West wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Green Bay Temperature Statistics

December Temperature

Ephraim-Gibraltar Airport (13 miles)

  • Lowest 13 December, 2025

    -1.3 °F

  • Average December

    18.7 °F

  • Highest 10 December, 2025

    28.4 °F

Climate (2020–Present)

Ephraim-Gibraltar Airport (13 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    45.7 °F

  • Average High 2020–2025

    52.8 °F
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