FROST Station : COLONIAL BEACH, VA1913 Start yr. - 1964 End yr. - 1990 Requested years of data: 27 Available years of data: 26 Spring: Years of missing data 24 deg = 9, 28 deg = 9, 32 deg = 9 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 18, 28 deg = 18, 32 deg = 18 Fall: Years of missing data 24 deg = 12, 28 deg = 9, 32 deg = 8 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 15, 28 deg = 18, 32 deg = 19 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | March 29 | April 15 | April 24 | | | 2 year in 10 later than-- | March 22 | April 7 | April 17 | | | 5 year in 10 later than-- | March 10 | March 24 | April 5 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 10 | November 3 | October 19 | | | 2 yr in 10 earlier than-- | November 16 | November 8 | October 25 | | | 5 yr in 10 earlier than-- | November 28 | November 17 | November 5 | | | ------------------------------------------------------------------------