FROST Station : CHERRY CREEK DAM, CO1547 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 1, 28 deg = 1, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 29, 28 deg = 29, 32 deg = 30 Fall: Years of missing data 24 deg = 4, 28 deg = 2, 32 deg = 2 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 26, 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-- | May 3 | May 16 | June 3 | | | 2 year in 10 later than-- | April 28 | May 12 | May 28 | | | 5 year in 10 later than-- | April 20 | May 4 | May 17 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 3 |September 21 |September 11 | | | 2 yr in 10 earlier than-- | October 8 |September 26 |September 15 | | | 5 yr in 10 earlier than-- | October 18 | October 5 |September 24 | | | ------------------------------------------------------------------------