easeweather.com

Weather in Green Bay, Wisconsin for December 2025

Your guide to Green Bay weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 5 snowy days, Green Bay usually enjoys a light touch of snow in December.
    According to Green Bay snow forecast for December 2025, 5 snowy days are expected until the end of the month. The closest date with snow is Saturday, December 20.

  • Temperatures

  • Until now, December 2025 in Green Bay is slightly cooler than the historical average by -1.9 °F.

  • The forecast for the next days in Green Bay predicts temperatures to be around -1 °F, close to the historical average.

  • In general, the average temperature in Green Bay at the beginning of December is -1.7 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 0.6 °F by the end of December.

  • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
23
Dry days
Average rainy days
3
Rainy days
Average snowy days
5
Snow days
Average temperatures
-1°/-5°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Green Bay Weather December

Move between months or click on a day

Temperatures trend during December in Green Bay

See the weather trend as well as the moving average line

December weather in Green Bay day by day

Click on a date for more information
Date Weather Temperatures Rain Snow More
Dec. 1 Sunny
Sunny
-2° /-10° 0 mm 0 cm
Dec. 2 Partly cloudy
Partly cloudy
-1° /-7° 0 mm 0 cm
Dec. 3 Cloudy
Cloudy
0° /-7° 0 mm 0 cm
Dec. 4 Overcast
Overcast
-3° /-11° 0 mm 0 cm
Dec. 5 Partly cloudy
Partly cloudy
-2° /-10° 0 mm 0 cm
Dec. 6 Overcast
Overcast
-3° /-8° 0.4 mm 0.3 cm
Dec. 7 Overcast
Overcast
-1° /-8° 3 mm 2.2 cm
Dec. 8 Freezing fog
Freezing fog
-1° /-7° 0 mm 0 cm
Dec. 9 Fog
Fog
2° /-3° 4 mm 1.3 cm
Dec. 10 Overcast
Overcast
0° /-6° 16.6 mm 12 cm
Dec. 11 Light snow showers
Light snow showers
-4° /-11° 1.8 mm 1.3 cm
Dec. 12 Sunny
Sunny
-6° /-12° 0 mm 0 cm
Dec. 13 Sunny
Sunny
-8° /-16° 0 mm 0 cm
Dec. 14 Overcast
Overcast
-5° /-13° 3.3 mm 1.3 cm
Dec. 15 Fog
Fog
-2° /-7° 2.7 mm 0.8 cm
Dec. 16 Moderate rain at times
Moderate rain at times
2° /0° 3.5 mm 0 cm
Dec. 17 Partly cloudy
Partly cloudy
0° /-5° 0 mm 0 cm
Dec. 18 Overcast
Overcast
2° /-1° 0 mm 0 cm
Dec. 19 Partly cloudy
Partly cloudy
-6° /-8° 0 mm 0 cm
Dec. 20 Partly cloudy
Partly cloudy
0° /-9° 0.1 mm 0 cm
Dec. 21 Cloudy
Cloudy
-11° /-14° 0 mm 0 cm
Dec. 22 Sunny
Sunny
-6° /-14° 0 mm 0 cm
Dec. 23 Light freezing rain
Light freezing rain
1° /-3° 0.3 mm 0.3 cm
Dec. 24 Light snow
Light snow
0° /-5° 0.1 mm 0.1 cm
Dec. 25 Patchy rain possible
Patchy rain possible
2° /-1° 0.4 mm 0 cm
Dec. 26 Patchy rain possible
Patchy rain possible
4° /-2° 0.2 mm 0 cm
Dec. 27 Moderate or heavy snow showers
Moderate or heavy snow showers
1° /-3° 1.6 mm 1.1 cm
Dec. 28 Partly cloudy
Partly cloudy
-2° /-6° 0 mm 0 cm
Dec. 29 Overcast
Overcast
-1° /-8° 0 mm 0 cm
Dec. 30 Freezing fog
Freezing fog
0° /-1° 0 mm 0 cm
Dec. 31 Mist
Mist
0° /-2° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Green Bay in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Green Bay forecast closer to your planned date for the most up-to-date weather information.

Green Bay in December - FAQ

What are the expected maximum and minimum temperatures in Green Bay during December?
Brace for cold days with temperatures not exceeding -1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Green Bay during December?
Moderate rainfall is anticipated in Green Bay during December, with a total of 69.9 mm spread over approximately 3 days. Considering plans for rainy days is advisable.
Will it snow in Green Bay in December 2025?
Green Bay experiences an average snowfall of 15.66 cm during December, occurring over 5 days.
What are the typical wind conditions in Green Bay during December?
The average wind speed in Green Bay during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

Green Bay snow forecast December 2025

Track daily snowfall levels and discover Green Bay’s snowy potential this December ❄️
On average, Green Bay sees 5 snowy days during December, with approximately 15.7 cm of total snowfall.

December rainfall patterns in Green Bay

Explore the daily rainfall trends and prepare for Green Bays December weather 💧
Typically, Green Bay has 3 rainy days in December with a total of 69.9 mm of rainfall.

Quick links

More Green Bay weather pages
Location coordinates Where is Green Bay?

Get accurate weather forecasts for Green Bay, located at latitude 44.519 and longitude -88.02. Stay updated with localized weather information tailored for Green Bay.

Found a mistake?
We appreciate your attention to details. Tell us here.