Allentown Dates of Last & First Freeze
| Year |
Last Freeze |
First Freeze |
Growing Season Length |
| |
|
|
|
| 1949 |
April 30 |
October 28 |
181 |
| 1950 |
April 23 |
October 17 |
177 |
| 1951 |
April 22 |
October 14 |
175 |
| 1952 |
April 12 |
October 20 |
191 |
| 1953 |
April 23 |
October 10 |
170 |
| 1954 |
April 14 |
October 9 |
178 |
| 1955 |
April 9 |
October 24 |
198 |
| 1956 |
May 17 |
October 11 |
147 |
| 1957 |
May 5 |
October 13 |
161 |
| 1958 |
April 11 |
October 7 |
179 |
| 1959 |
April 14 |
October 20 |
189 |
| 1960 |
April 20 |
October 21 |
184 |
| 1961 |
April 22 |
October 6 |
167 |
| 1962 |
April 19 |
October 25 |
189 |
| 1963 |
April 28 |
September 25 |
150 |
| 1964 |
April 10 |
October 6 |
179 |
| 1965 |
April 7 |
October 19 |
195 |
| 1966 |
May 12 |
October 19 |
160 |
| 1967 |
April 27 |
October 21 |
177 |
| 1968 |
April 7 |
October 6 |
182 |
| 1969 |
April 14 |
October 24 |
193 |
| 1970 |
May 8 |
October 30 |
175 |
| 1971 |
April 26 |
November 6 |
194 |
| 1972 |
April 28 |
October 10 |
165 |
| 1973 |
April 16 |
November 7 |
205 |
| 1974 |
May 9 |
September 25 |
139 |
| 1975 |
April 24 |
October 31 |
190 |
| 1976 |
May 5 |
October 12 |
160 |
| 1977 |
April 11 |
November 13 |
216 |
| 1978 |
April 10 |
October 19 |
192 |
| 1979 |
April 9 |
November 1 |
206 |
| 1980 |
April 17 |
October 31 |
197 |
| 1981 |
April 23 |
October 14 |
174 |
| 1982 |
April 16 |
October 19 |
186 |
| 1983 |
April 21 |
October 23 |
185 |
| 1984 |
April 10 |
November 3 |
207 |
| 1985 |
April 11 |
October 30 |
202 |
| 1986 |
April 24 |
October 20 |
179 |
| 1987 |
April 3 |
October 15 |
195 |
| 1988 |
April 26 |
October 9 |
166 |
| 1989 |
April 25 |
October 11 |
169 |
| 1990 |
April 20 |
October 28 |
191 |
| 1991 |
April 5 |
October 15 |
193 |
| 1992 |
April 13 |
October 6 |
176 |
| 1993 |
April 15 |
October 12 |
180 |
| 1994 |
April 23 |
October 17 |
177 |
| 1995 |
April 18 |
October 19 |
184 |
| 1996 |
May 14 |
October 4 |
143 |
| 1997 |
May 9 |
October 3 |
147 |
| 1998 |
April 14 |
November 3 |
203 |
Last Updated on 6/29/00