Weather
Green Bay, WI Weather Oct. 22–26: 70° Warmth Before 47° Highs
Green Bay, WI – Residents across Green Bay, Brown County and surrounding northeastern Wisconsin communities can expect several days of comfortable October weather before a noticeable cooldown arrives
By Audrey Sloan · 2026-10-21T22:04:30.208Z
Green Bay, WI – Residents across Green Bay, Brown County and surrounding northeastern Wisconsin communities can expect several days of comfortable October weather before a noticeable cooldown arrives early next week. Temperatures could reach 70 degrees Friday, Oct. 23, and Saturday, Oct. 24, 2026, before falling into the upper 40s to upper 50s by Monday, Oct. 26.
According to the National Weather Service NWS Green Bay office, quiet weather will dominate the region through Saturday, Oct. 24, aside from areas of overnight and morning fog. Rain chances return Sunday, Oct. 25, and continue into early next week as temperatures return closer to seasonal averages.
Fog Possible Thursday and Friday, Oct. 22–23
Thursday, Oct. 22, will bring partly sunny conditions with afternoon highs ranging from 60 to 68 degrees across northeastern Wisconsin.
Areas of fog could develop overnight and during the morning hours Thursday and Friday, potentially reducing visibility along rural highways and low lying roads.
Friday, Oct. 23, will remain mild, with highs between 60 and 70 degrees.
Warm Weather Continues Saturday, Oct. 24
Saturday, Oct. 24, is expected to feature another comfortable fall day, with partly cloudy skies and temperatures reaching 60 to 70 degrees.
The generally dry conditions should provide favorable weather for outdoor activities across Green Bay, Appleton, Oshkosh and surrounding communities.
Rain Chances Return Sunday, Oct. 25
A changing weather pattern will bring a 20% to 30% chance of rain Sunday, Oct. 25, into early next week.
Sunday temperatures are forecast between 58 and 68 degrees, with a slight chance of showers developing across the region.
Cooler Temperatures Arrive Monday, Oct. 26
By Monday, Oct. 26, highs are expected to fall between 47 and 57 degrees, a substantial change from the weekend's warmer conditions.
Showers will remain possible as the region transitions back toward more typical late October temperatures.
Residents should monitor updated forecasts for changing rain chances and allow extra travel time if fog develops during the morning commute.