Green Bay unemployment up News-Chronicle Green Bay unemployment rates were up slightly in December from the previous month, but down from the previous year. The seasonally-adjusted rate was 4.9 percent for the month, up from 4.5 percent in November but down from 5.6 percent in December 2002, according to numbers from the state Department of Workforce Development. The trend matched the state trend, with a statewide number of 5.2 percent for the month, up from 5 percent in November but down from 5.7 percent in December 2002. Brown County showed an unadjusted rate of 4.2 percent, after a 4 percent rate in November and 4.8 percent in December 2002.