History of Ice on Lake Monona

HISTORY OF FREEZING AND THAWING OF LAKE MONONA, 1851-52 to 2007-08

Wisconsin State Climatology Office

WINTER	CLOSED	OPENED	DAYS		WINTER	CLOSED	OPENED	DAYS
1851-52 1852-53 1853-54 1854-55 1855-56 1856-57 1857-58 1858-59 1859-60 1860-61 1861-62 1862-63 1863-64 1864-65 1865-66 1866-67 1867-68 1868-69 1869-70 1870-71 1871-72 1872-73 1873-74 1874-75 1875-76	13 Dec 21 Dec 18 Dec 4 Dec 23 Nov 11 Dec 6 Dec 2 Dec 1 Dec 7 Dec 11 Dec 9 Dec 14 Dec 12 Dec 14 Dec 10 Dec 24 Nov 22 Dec 30 Nov 28 Nov 29 Nov 12 Dec 10 Jan	25 Mar 14 Apr 4 May 22 Mar 15 Mar 26 Mar 10 Apr 13 Apr 5 Apr 20 Apr 5 Apr 18 Apr 19 Apr 31 Mar 15 Apr 11 Apr 1 Apr 20 Apr 18 Apr 14 Apr 14 Apr 10 Apr	103 118 151 119 94 111 129 133 119 131 117 125 128 108 126 138 100 142 141 136 123 91		1876-77 1877-78 1878-79 1879-80 1880-81 1881-82 1882-83 1883-84 1884-85 1885-86 1886-87 1887-88 1888-89 1889-90 1890-91 1891-92 1892-93 1893-94 1894-95 1895-96 1896-97 1897-98 1898-99 1899-00	5 Dec 6 Jan 16 Dec 16 Dec 22 Nov 1 Jan 7 Dec 17 Dec 17 Dec 7 Dec 5 Dec 28 Nov 29 Dec 14 Jan 24 Dec 27 Dec 11 Dec 2 Dec 25 Dec 4 Dec 3 Dec 15 Dec 7 Dec 25 Dec	16 Apr 9 Mar 10 Apr 18 Mar 1 May 19 Mar 13 Apr 15 Apr 17 Apr 17 Apr 15 Apr 13 Apr 26 Mar 29 Mar 16 Apr 1 Apr 7 Apr 11 Mar 8 Apr 1 Apr 5 Apr 26 Mar 15 Apr 16 Apr	132 62 115 93 160 77 127 120 121 131 131 137 87 74 113 96 117 99 104 119 123 101 129 112

WINTER	CLOSED	OPENED	DAYS		WINTER	CLOSED	OPENED	DAYS
1900-01 1901-02 1902-03 1903-04 1904-05 1905-06 1906-07 1907-08 1908-09 1909-10 1910-11 1911-12 1912-13 1913-14 1914-15 1915-16 1916-17 1917-18 1918-19 1919-20 1920-21 1921-22 1922-23 1923-24 1924-25 1925-26	14 Dec 14 Dec 26 Dec 27 Nov 13 Dec 14 Dec 8 Dec 11 Dec 9 Dec 18 Dec 8 Dec 18 Dec 19 Dec 27 Dec 15 Dec 15 Dec 16 Dec 8 Dec 27 Dec 3 Dec 21 Dec 19 Dec 13 Dec 1 Jan 14 Dec 10 Dec	11 Apr 27 Mar 21 Mar 15 Apr 3 Apr 8 Apr 24 Mar 26 Mar 6 Apr 24 Mar 21 Mar 9 Apr 2 Apr 20 Mar 9 Apr 4 Apr 11 Apr 3 Apr 20 Mar 28 Mar 16 Mar 25 Mar 19 Apr 13 Apr 27 Mar 15 Apr	118 103 85 140 111 115 106 106 118 96 103 113 104 83 115 111 116 116 83 116 85 96 127 103 103 126		1926-27 1927-28 1928-29 1929-30 1930-31 1931-32 1932-33 1933-34 1934-35 1935-36 1936-37 " 1937-38 1938-39 1939-40 1940-41 1941-42 1942-43 1943-44 1944-45 1945-46 1946-47 1947-48 1948-49 1949-50	5 Dec 9 Dec 21 Dec 3 Dec 16 Dec 30 Jan 10 Dec 13 Dec 20 Dec 11 Dec 4 Dec 5 Jan 1 Dec 19 Dec 31 Dec 3 Dec 29 Dec 7 Dec 14 Dec 18 Dec 12 Dec 18 Dec 9 Dec 24 Dec 15 Dec	17 Mar 26 Mar 27 Mar 17 Mar 24 Mar 30 Mar 27 Mar 26 Mar 28 Mar 27 Mar 30 Dec 12 Apr 22 Mar 31 Mar 11 Apr 9 Apr 24 Mar 31 Mar 24 Mar 17 Mar 21 Mar 5 Apr 26 Mar 26 Mar 7 Apr	102 108 96 104 98 60 107 103 98 107 - 123 111 102 102 127 85 114 101 89 99 108 108 92 113

WINTER	CLOSED	OPENED	DAYS		WINTER	CLOSED	OPENED	DAYS
1950-51 1951-52 1952-53 1953-54 1954-55 1955-56 1956-57 1957-58 1958-59 1959-60 1960-61 1961-62 1962-63 1963-64 1964-65 1965-66 1966-67 1967-68 1968-69 1969-70 1970-71 1971-72 1972-73 1973-74 1974-75 1975-76	11 Dec 16 Dec 17 Dec 30 Dec 31 Dec 6 Dec 13 Dec 12 Dec 8 Dec 29 Dec 19 Dec 15 Dec 12 Dec 18 Dec 15 Dec 11 Jan 5 Jan 24 Dec 15 Dec 16 Dec 15 Dec 4 Jan 7 Dec 20 Dec 2 Jan 21 Dec	8 Apr 6 Apr 20 Mar 12 Mar 24 Mar 24 Mar 15 Mar 31 Mar 12 Apr 8 Apr 27 Mar 7 Apr 3 Apr 19 Mar 8 Apr 17 Mar 3 Apr 20 Mar 26 Mar 18 Mar 18 Mar 8 Apr 7 Mar 24 Mar 7 Apr 20 Mar	118 112 93 72 83 109 92 109 125 101 98 113 112 92 114 65 88 87 101 92 93 95 90 94 95 90		1976-77 1977-78 1978-79 1979-80 1980-81 1981-82 1982-83 1983-84 1984-85 1985-86 1986-87 1987-88 1988-89 1989-90 1990-91 1991-92 1992-93 1993-94 1994-95 1995-96 " 1996-97 1997-98 " 1998-99 1999-00	1 Dec 7 Dec 9 Dec 17 Dec 20 Dec 20 Dec 9 Jan 18 Dec 24 Dec 6 Dec 13 Dec 25 Dec 29 Dec 7 Dec 23 Dec 16 Dec 24 Dec 26 Dec 5 Jan 29 Nov 10 Dec 20 Dec 21 Dec 11 Jan 30 Dec 14 Jan	14 Mar 7 Apr 5 Apr 30 Mar 16 Mar 30 Mar 6 Mar 3 Apr 26 Mar 29 Mar 8 Mar 25 Mar 1 Apr 15 Mar 21 Mar 16 Mar 11 Apr 31 Mar 20 Mar 1 Dec 24 Mar 26 Mar 23 Dec 27 Feb 10 Mar 6 Mar	103 121 117 104 86 100 56 107 92 113 85 91 93 98 88 91 108 95 74 - 107 96 - 49 70 52

WINTER

CLOSED

OPENED

DAYS

WINTER

CLOSED

OPENED

DAYS

2000-01
2001-02
2002-03
"
2003-04
"

13 Dec
1 Jan
9 Dec
4 Jan
25 Dec
6 Jan

31 Mar
26 Feb
15 Dec
22 Mar
28 Dec
20 Mar

108
56
-
83
-
77

2004-05
2005-06
2006-07
2007-08

24 Dec
8 Dec
18 Jan
7 Dec

31 Mar
12 Mar
26 Mar
7 Apr

97
94
67
122

Latest revision: 7 April 2008

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URL Address: http://www.aos.wisc.edu/~sco/lakes/Monona-ice.html