Hereford (Deaf Smith County) 1905-2004

October 22  - Average first freeze date, based on 71 years of data.

September 21, 1983 - The earliest freeze recorded.

Data below are the dates of first freeze for each year.
Year  mm/day     Temp           Julian Date
 * Missing Sep-Oct 1905         ****

1905   11/01    Temp was 30      305
1907   10/08    Temp was 29      281
1908   10/21    Temp was 28      295
1909   10/10    Temp was 32      283

1910   10/20    Temp was 29      293
1911   10/17    Temp was 31      290

1936   10/22    Temp was 29      296
1937   10/19    Temp was 31      292

 * more missing data
1939   10/28    Temp was 32      301

1940   10/15    Temp was 27      289
1941   10/30    Temp was 30      303
1943   10/31    Temp was 30      304
1944   11/09    Temp was 28      314
1945   10/22    Temp was 28      295
1946   10/18    Temp was 32      291
1947   10/25    Temp was 32      298
1948   10/07    Temp was 31      281
1949   10/25    Temp was 32      298

1950   11/03    Temp was 28      307
1951   10/07    Temp was 32      280
1952   10/07    Temp was 28      281
1953   11/08    Temp was 31      312
1954   10/15    Temp was 30      288
1955   10/24    Temp was 26      297
1956   11/03    Temp was 32      308
1957   10/26    Temp was 30      299
1958   10/31    Temp was 32      304
1959   10/27    Temp was 30      300

1960   10/31    Temp was 27      305
1961   11/03    Temp was 20      307
1962   11/08    Temp was 32      312
1963   11/18    Temp was 26      322
 * Missing a lot of days in Oct-Nov 1964

1964   11/12    Temp was 31      317
1965   11/14    Temp was 32      318
1966   10/15    Temp was 25      288
1967   10/17    Temp was 32      290
1968   10/18    Temp was 29      292
1969   10/13    Temp was 24      286

1970   10/08    Temp was 28      281
1971   10/31    Temp was 28      304
1972   10/19    Temp was 32      293
1973   10/31    Temp was 29      304
1974   10/15    Temp was 31      288
1975   10/18    Temp was 32      291
1976   10/05    Temp was 32      279
1977   10/12    Temp was 32      285
1978   10/26    Temp was 31      299
1979   10/31    Temp was 28      304

1980   10/19    Temp was 32      293
1981   10/23    Temp was 30      296
1982   10/20    Temp was 30      293
1983   09/21    Temp was 32      264 *** earliest freeze
1984   11/02    Temp was 30      307
1985   09/30    Temp was 31      273
1986   10/12    Temp was 31      285
1987   10/21    Temp was 32      294
1988   11/06    Temp was 32      311
1989   10/19    Temp was 29      292

1990   10/10    Temp was 32      283
1991   10/20    Temp was 32      293
1992   10/08    Temp was 28      282
1993   10/21    Temp was 32      294
1994   11/09    Temp was 32      313
1995   10/20    Temp was 31      293
1996   10/18    Temp was 30      292
1997   10/25    Temp was 31      298
1998   11/08    Temp was 32      312
1999   10/18    Temp was 32      291

2000   09/25    Temp was 31      269
2001   10/13    Temp was 31      286

2002   10/25    Temp was 32      298

2003   10/26    Temp was 31      299

2004   11/02    Temp was 28      306

                    Sum =      20945 / 71 = 295.00

Average Julian Date =           295.00 or Oct 22 based on 71 years of data.