FROST Station : MARION, SD5228 Start yr. - 1971 End yr. - 2000 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 3, 28 deg = 2, 32 deg = 2 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 27, 28 deg = 28, 32 deg = 28 Fall: Years of missing data 24 deg = 3, 28 deg = 3, 32 deg = 2 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 27, 28 deg = 27, 32 deg = 28 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 16 | May 5 | May 16 | | | 2 year in 10 later than-- | April 13 | April 30 | May 11 | | | 5 year in 10 later than-- | April 6 | April 20 | May 1 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 7 |September 23 |September 18 | | | 2 yr in 10 earlier than-- | October 12 |September 29 |September 22 | | | 5 yr in 10 earlier than-- | October 20 | October 9 | October 1 | | | ------------------------------------------------------------------------