Rainfall for 14 rainfall-gaging stations located in and near Du Page County, Illinois, are presented. The rainfall data were collected from February 1986 through September 1991 as part of an on-going cooperative rainfall-runoff investigation. Station descriptions identify the location of and equpiment installed at each rainfall-gaging station. Total daily rainfall is tabulated for each rainfall-gaging staion for each water year. Periods of missing record and snow-affected precipitation totals are identified.