FROST Station : MATAMORAS, PA5470 Start yr. - 1963 End yr. - 1990 Requested years of data: 28 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 = 24, 28 deg = 24, 32 deg = 24 Fall: Years of missing data 24 deg = 1, 28 deg = 0, 32 deg = 0 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 ------------------------------------------------------------------------ | 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 4 | May 16 | | | 2 year in 10 later than-- | April 12 | April 29 | May 12 | | | 5 year in 10 later than-- | April 5 | April 20 | May 4 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 14 | October 5 |September 27 | | | 2 yr in 10 earlier than-- | October 21 | October 11 | October 1 | | | 5 yr in 10 earlier than-- | November 3 | October 21 | October 10 | | | ------------------------------------------------------------------------