Michigan coronavirus data for Monday, April 12: Michigan had more cases in April 7-10 than all of February Updated 9:01 AM; Facebook Share How fast are coronavirus cases rising in Michigan? Consider this: More cases were reported between Wednesday and Saturday, April 7-10, than the entire month of February. Michigan reported 28,391 new cases in February compared to a total of 30,560 in the last four daily reports. Below is a look at state and county numbers for new cases and positivity rates, as well as statewide numbers on hospitalizations, deaths and vaccinations.. New cases: The state is averaging 6,545 new cases a day. That’s up 16% from 5,662 a week ago.