Green-Bay Weather Forecast

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Last Updated: December 24, 2025

Green Bay is a city located in northeastern Wisconsin with a humid continental climate characterized by cold winters and warm summers.


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Summary

The city is situated on the shore of the Green Bay, which is a part of the larger Lake Michigan watershed. The hydrology constituents of Green Bay include the Fox River, which flows into the bay from the west, and several smaller tributaries. The bay supports a diverse ecosystem of fish, birds, and other wildlife. Outdoor recreation opportunities in Green Bay include fishing, boating, kayaking, and birdwatching. The city also has several parks and trails for hiking, biking, and skiing, including the Bay Beach Wildlife Sanctuary, Baird Creek Parkway, and the Fox River Trail.

       

Weather Forecast

Green-Bay receives approximately 760mm of rain per year, with humidity levels near 83% and air temperatures averaging around 7°C. Green-Bay has a plant hardyness factor of 5, meaning plants and agriculture in this region thrive during a short period during spring and early summer. Most plants will die off during the colder winter months.