FROST Station : DURANT-USDA, OK2678 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 4, 28 deg = 4, 32 deg = 4 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 26, 32 deg = 26 Fall: Years of missing data 24 deg = 7, 28 deg = 7, 32 deg = 7 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 23, 28 deg = 23, 32 deg = 23 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | March 21 | April 6 | April 14 | | | 2 year in 10 later than-- | March 14 | March 29 | April 8 | | | 5 year in 10 later than-- | March 2 | March 15 | March 27 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 10 | October 27 | October 16 | | | 2 yr in 10 earlier than-- | November 17 | November 4 | October 23 | | | 5 yr in 10 earlier than-- | December 1 | November 19 | November 4 | | | ------------------------------------------------------------------------