FROST Station : APACHE POWDER COMPANY, AZ0309 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 29 Spring: Years of missing data 24 deg = 3, 28 deg = 2, 32 deg = 2 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 Fall: Years of missing data 24 deg = 3, 28 deg = 3, 32 deg = 3 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 27, 28 deg = 27, 32 deg = 27 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | March 31 | April 20 | May 14 | | | 2 year in 10 later than-- | March 22 | April 12 | May 7 | | | 5 year in 10 later than-- | March 5 | March 28 | April 23 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 6 | October 26 | October 14 | | | 2 yr in 10 earlier than-- | November 12 | November 1 | October 19 | | | 5 yr in 10 earlier than-- | November 25 | November 10 | October 30 | | | ------------------------------------------------------------------------ FROST Station : BOWIE, AZ0958 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 28 Spring: Years of missing data 24 deg = 5, 28 deg = 5, 32 deg = 5 Years with no occurrence 24 deg = 1, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 25, 28 deg = 25, 32 deg = 25 Fall: 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 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | March 6 | April 3 | April 23 | | | 2 year in 10 later than-- | February 26 | March 25 | April 16 | | | 5 year in 10 later than-- | February 8 | March 8 | April 4 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 11 | October 30 | October 26 | | | 2 yr in 10 earlier than-- | November 19 | November 5 | October 30 | | | 5 yr in 10 earlier than-- | December 4 | November 16 | November 7 | | | ------------------------------------------------------------------------ FROST Station : CASCABEL, AZ1330 Start yr. - 1969 End yr. - 1990 Requested years of data: 22 Available years of data: 22 Spring: Years of missing data 24 deg = 2, 28 deg = 1, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 20, 28 deg = 21, 32 deg = 22 Fall: Years of missing data 24 deg = 1, 28 deg = 1, 32 deg = 1 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 21, 28 deg = 21, 32 deg = 21 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 5 | April 28 | May 13 | | | 2 year in 10 later than-- | March 25 | April 21 | May 6 | | | 5 year in 10 later than-- | March 4 | April 7 | April 23 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 1 | October 26 | October 15 | | | 2 yr in 10 earlier than-- | November 8 | October 31 | October 20 | | | 5 yr in 10 earlier than-- | November 20 | November 8 | October 31 | | | ------------------------------------------------------------------------ FROST Station : CORONADO NATL MONUMENT, AZ2140 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 4 | April 28 | May 8 | | | 2 year in 10 later than-- | March 26 | April 19 | May 1 | | | 5 year in 10 later than-- | March 8 | April 2 | April 19 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 7 | November 2 | October 23 | | | 2 yr in 10 earlier than-- | November 16 | November 8 | October 29 | | | 5 yr in 10 earlier than-- | December 5 | November 20 | November 8 | | | ------------------------------------------------------------------------ FROST Station : DOUGLAS, AZ2659 Start yr. - 1965 End yr. - 1990 Requested years of data: 26 Available years of data: 26 Spring: 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 = 25, 28 deg = 26, 32 deg = 26 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 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 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 2 | April 22 | May 2 | | | 2 year in 10 later than-- | March 24 | April 14 | April 25 | | | 5 year in 10 later than-- | March 5 | March 29 | April 11 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 1 | October 24 | October 15 | | | 2 yr in 10 earlier than-- | November 8 | October 29 | October 20 | | | 5 yr in 10 earlier than-- | November 21 | November 9 | October 28 | | | ------------------------------------------------------------------------ FROST Station : DOUGLAS FAA AP, AZ2664 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: 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 ------------------------------------------------------------------------ | 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 21 | May 3 | | | 2 year in 10 later than-- | March 20 | April 12 | April 26 | | | 5 year in 10 later than-- | March 4 | March 28 | April 14 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 8 | November 3 | October 22 | | | 2 yr in 10 earlier than-- | November 15 | November 7 | October 26 | | | 5 yr in 10 earlier than-- | November 28 | November 15 | November 3 | | | ------------------------------------------------------------------------ FROST Station : PORTAL 4 SW, AZ6716 Start yr. - 1965 End yr. - 1990 Requested years of data: 26 Available years of data: 26 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 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 = 0, 28 deg = 0, 32 deg = 0 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 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 28 | May 15 | May 30 | | | 2 year in 10 later than-- | April 22 | May 8 | May 24 | | | 5 year in 10 later than-- | April 10 | April 26 | May 13 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 24 | October 9 | October 2 | | | 2 yr in 10 earlier than-- | October 28 | October 14 | October 7 | | | 5 yr in 10 earlier than-- | November 5 | October 23 | October 16 | | | ------------------------------------------------------------------------ FROST Station : SAN SIMON 9 ESE, AZ7567 Start yr. - 1962 End yr. - 1986 Requested years of data: 25 Available years of data: 24 Spring: Years of missing data 24 deg = 3, 28 deg = 3, 32 deg = 3 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 22, 28 deg = 22, 32 deg = 22 Fall: Years of missing data 24 deg = 1, 28 deg = 1, 32 deg = 1 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-- | March 20 | April 11 | April 29 | | | 2 year in 10 later than-- | March 10 | April 1 | April 23 | | | 5 year in 10 later than-- | February 20 | March 15 | April 11 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | November 12 | November 4 | October 28 | | | 2 yr in 10 earlier than-- | November 20 | November 10 | November 2 | | | 5 yr in 10 earlier than-- | December 4 | November 21 | November 12 | | | ------------------------------------------------------------------------ FROST Station : SASABE, AZ7619 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 7, 28 deg = 6, 32 deg = 4 Years with no occurrence 24 deg = 4, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 23, 28 deg = 24, 32 deg = 26 Fall: Years of missing data 24 deg = 3, 28 deg = 2, 32 deg = 2 Years with no occurrence 24 deg = 4, 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-- | February 27 | April 1 | April 23 | | | 2 year in 10 later than-- | February 12 | March 19 | April 15 | | | 5 year in 10 later than-- | January 8 | February 24 | March 30 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | December 9 | November 11 | November 9 | | | 2 yr in 10 earlier than-- | December 19 | November 19 | November 13 | | | 5 yr in 10 earlier than-- | January 11 | December 2 | November 21 | | | ------------------------------------------------------------------------ FROST Station : TOMBSTONE, AZ8619 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 = 1 Years with no occurrence 24 deg = 3, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 29, 28 deg = 29, 32 deg = 29 Fall: Years of missing data 24 deg = 2, 28 deg = 2, 32 deg = 1 Years with no occurrence 24 deg = 3, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 28, 28 deg = 28, 32 deg = 29 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | March 18 | April 1 | April 21 | | | 2 year in 10 later than-- | March 2 | March 21 | April 12 | | | 5 year in 10 later than-- | January 30 | March 1 | March 26 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | December 7 | November 13 | November 4 | | | 2 yr in 10 earlier than-- | December 16 | November 22 | November 10 | | | 5 yr in 10 earlier than-- | January 5 | December 9 | November 22 | | | ------------------------------------------------------------------------ FROST Station : WILLCOX, AZ9334 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 Fall: Years of missing data 24 deg = 0, 28 deg = 0, 32 deg = 0 Years with no occurrence 24 deg = 0, 28 deg = 0, 32 deg = 0 Data years used 24 deg = 30, 28 deg = 30, 32 deg = 30 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | April 29 | May 13 | May 26 | | | 2 year in 10 later than-- | April 17 | May 4 | May 17 | | | 5 year in 10 later than-- | March 26 | April 16 | May 1 | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | October 27 | October 17 | October 5 | | | 2 yr in 10 earlier than-- | November 2 | October 22 | October 11 | | | 5 yr in 10 earlier than-- | November 14 | October 31 | October 23 | | | ------------------------------------------------------------------------