Maximum temperatures are forecast to be in the 60s across southern Wisconsin for Saturday and Sunday November 10th and 11th. Here is a related STORY.
So, on average how often does it get into the 60s in November in Milwaukee and Madision? For Milwaukee it's 2.8 days per November, and for Madison it's 2.5 days. These averages are for all years going back to around 1870.
Below are a couple graphs showing the number of days in November with maximum temperatures 60F or higher for the two cities going back to the late 1800s. Notice the variation from year to year. A simple linear trendline is superimposed (red line).
Click on images for larger version.
The greatest number of days with maximum temperatures in November of 60F or higher in Milwaukee was 13 back in 1975, followed by 12 in 1999. For Madison, it was 15 days in 1975 followed by 13 days in 2001.
Conclusion: it is not unusual to have a few days in November with maximum temperartures in the 60s.
Kapela, WFO Milwaukee