Average annual number of days with freezing rain for the Midwest region
Annual average number of days with freezing rain for the Midwest region, 1948-2000 (Changnon and Kunkel 2006). The maximum number occurs in the central Midwest from northern Missouri eastward to northern Ohio. Figure courtesy of Illinois State Water Survey.
Mean annual numbner of days with freezing rain (number of days)
Midwest, Observed, Precipitation
Changnon and Kunkel (2006)