FROST Station : WATERTOWN FAA AP, SD8932 Start yr. - 1971 End yr. - 1996 Requested years of data: 26 Available years of data: 26 Spring: Years of missing data 24 deg = 2, 28 deg = 2, 32 deg = 2 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 = 2, 28 deg = 2, 32 deg = 2 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 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | May 1 | May 13 | May 26 | | | 2 year in 10 later than-- | April 26 | May 9 | May 21 | | | 5 year in 10 later than-- | April 17 | April 30 | May 12 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- |September 25 |September 20 |September 13 | | | 2 yr in 10 earlier than-- | October 1 |September 25 |September 16 | | | 5 yr in 10 earlier than-- | October 14 | October 5 |September 23 | | | ------------------------------------------------------------------------