FROST Station : EFFINGHAM, IL2687 Start yr. - 1971 End yr. - 1995 Requested years of data: 25 Available years of data: 25 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 25, 28 deg = 25, 32 deg = 25 Fall: Years of missing data 24 deg = 1, 28 deg = 1, 32 deg = 1 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 24, 28 deg = 24, 32 deg = 24 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 10 | April 16 | May 3 | | | 2 year in 10 later than-- | April 5 | April 11 | April 28 | | | 5 year in 10 later than-- | March 25 | April 3 | April 17 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 24 | October 12 | October 3 | | | 2 yr in 10 earlier than-- | October 30 | October 18 | October 8 | | | 5 yr in 10 earlier than-- | November 11 | October 30 | October 17 | | | ------------------------------------------------------------------------