Number of days between freezing and thawing 
Lac Gagnon Home Page
years Start Completely  Starting Completely Difference
thawing thawed to freeze frozen
1968   1968-12-19 1968-12-26  
1969 1968-05-01 1969-05-04 128
1970  
1971 1971-12-25 1971-12-28
1972 1972-05-11 1972-12-12 133
1973 1973-04-23 1973-04-25 1973-12-19 1973-12-19 133
1974 1974-05-08 1974-12-17 1974-12-20 139
1975 1975-05-04 1975-05-06 1975-12-20 1975-12-20 136
1976 1976-04-19 1976-04-21 1976-12-04 1976-12-08 121
1977 1977-04-17 1977-04-22 1977-12-12 1977-12-26 134
1978 1978-05-10 1978-05-11 1978-12-11 1978-12-29 135
1979 1979-04-26 1980-01-01 1980-01-05 117
1980 1980-04-21 1980-04-23 1980-12-11 1980-12-11 108
1981 1981-04-12 1981-04-15 1981-12-19 1981-12-30 124
1982 1982-04-25 1982-05-01 1982-12-12 1983-01-03 121
1983 1983-04-30 1983-05-01 1983-12-18 1983-12-21 118
1984 1984-04-16 1984-04-20 1984-12-26 119
1985 1985-05-01 1985-05-03 1984-12-15 1985-12-19 127
1986 1986-04-16 1986-04-21   1986-12-21 122
1987 1987-04-11 1987-04-15 1988-01-06 114
1988 1988-04-22 1988-12-16 1988-12-18 106
1989 1989-04-27 1989-05-01 1989-12-08 133
1990 1990-04-29 1990-12-13 1990-12-25 141
1991 1991-04-25 1991-04-27 1991-12-07 1991-12-25 122
1992 1992-05-07 1992-05-08 1992-12-25 1992-12-27 133
1993 1993-04-27 1993-05-02 1993-12-27 125
1994 1994-04-26 1994-05-01 1994-12-15 1995-01-04 124
1995 1995-04-21 1995-04-22 1995-12-05 1995-12-14 108
1996 1996-05-05 1996-12-20 1997-01-01 141
1997 1997-05-02 1997-05-03 1997-12-22 1997-12-23 122
1998 1998-04-16 1998-04-17 1998-12-31 114
1999 1999-04-25 1999-04-26 1999-12-26 1999-12-29 116
2000 2000-04-25 2000-04-28 2000-12-22 2000-12-24 119
2001 2001-04-27   2002-01-18 123
2002 2002-04-19 2002-12-18 2003-01-06 91
2003 2003-04-30 2003-12-05 2004-01-07 114
2004 2004-04-22 2004-12-21 105
2005 2005-04-22 2005-04-28 2005-12-27 127
2006 2006-04-19 2007-01-17 112
2007 2007-04-30 2007-12-18 103
2008 2008-04-27 2008-12-21 129
2009 2009-04-23 2010-01-13 122
2010 2010-04-07 2011-01-05 84
2011 2011-04-28 2012-01-05 113
2012 2012-03-20 2012-04-09 2013-01-02 94
2013 2013-04-27 2013-12-17 115
2014 2014-05-03 2014-12-31 136
2015 2015-05-01 2016-01-15 121
2016 2016-05-01 2016-12-31 106
2017 2017-04-23 2017-12-17 113
2018 2018-05-10 2018-12-25 143
2019 2019-05-06 2019-12-21 131
2020 2020-05-02 2021-01-19 131
2021 2021-04-10 2021-04-12 2021-12-20 2022-01-07 83
2022 2022-04-26 2023-01-15 109
2023 2023-04-24 2024-01-12 99
2024 2024-04-13 91
Home Page Average 119
Median: 121
Minimum: 83
Maximum: 143