Ice Breakup Day of Year Years Since 1900 Year
119.479 17 1917
130.398 18 1918
122.606 19 1919
131.448 20 1920
130.279 21 1921
131.556 22 1922
128.083 23 1923
131.632 24 1924
126.772 25 1925
115.669 26 1926
132.238 27 1927
126.684 28 1928
124.653 29 1929
127.794 30 1930
129.391 31 1931
121.427 32 1932
127.813 33 1933
119.588 34 1934
134.564 35 1935
120.540 36 1936
131.836 37 1937
125.843 38 1938
118.560 39 1939
110.644 40 1940
122.076 41 1941
119.561 42 1942
117.807 43 1943
124.589 44 1944
135.404 45 1945
124.694 46 1946
122.745 47 1947
133.467 48 1948
133.527 49 1949
125.676 50 1950
119.746 51 1951
132.711 52 1952
118.662 53 1953
125.751 54 1954
128.592 55 1955
121.975 56 1956
124.396 57 1957
118.622 58 1958
127.476 59 1959
122.800 60 1960
124.980 61 1961
131.974 62 1962
124.767 63 1963
140.487 64 1964
126.792 65 1965
127.508 66 1966
123.497 67 1967
128.393 68 1968
117.519 69 1969
123.442 70 1970
127.897 71 1971
130.497 72 1972
123.499 73 1973
125.656 74 1974
129.576 75 1975
122.452 76 1976
125.532 77 1977
119.638 78 1978
119.761 79 1979
119.553 80 1980
119.781 81 1981
129.733 82 1982
118.776 83 1983
129.648 84 1984
130.608 85 1985
127.951 86 1986
124.633 87 1987
117.385 88 1988
120.843 89 1989
113.722 90 1990
120.003 91 1991
134.269 92 1992
112.542 93 1993
118.959 94 1994
115.557 95 1995
125.522 96 1996
119.436 97 1997
109.704 98 1998
118.908 99 1999
121.449 100 2000
127.542 101 2001
126.894 102 2002
118.765 103 2003
114.594 104 2004
117.501 105 2005
121.729 106 2006
116.658 107 2007
126.953 108 2008
120.862 109 2009
118.379 110 2010
123.685 111 2011
114.819 112 2012
139.612 113 2013
114.658 114 2014
113.601 115 2015
112.652 116 2016
120.500 117 2017
121.554 118 2018
104.014 119 2019
