FROST Station : WILLIAMSTON 1 ENE, NC9440 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 28 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 = 4, 28 deg = 4, 32 deg = 4 Years with no occurrence 24 deg = 1, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 28 deg = 26, 32 deg = 26 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | March 18 | March 30 | April 13 | | | 2 year in 10 later than-- | March 11 | March 24 | April 8 | | | 5 year in 10 later than-- | February 27 | March 14 | March 30 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 10 | October 27 | October 15 | | | 2 yr in 10 earlier than-- | November 16 | November 3 | October 21 | | | 5 yr in 10 earlier than-- | November 29 | November 16 | November 2 | | | ------------------------------------------------------------------------