For the time period of May 1-May 31, Extension rainfall reporters recorded an average of 3.40 inches of rain in Hardin County. Last year, the average rainfall for the same time period was 7.21 inches. Rainfall for May was 0.99 inches less than the ten-year average rainfall for the month. Liberty Township (Ada area ) had the lowest rainfall amount for the month of May with 2.15 inches.