Lake St. Clair:, Monthly Lake-Wide Average Water Levels (1918 - Present)
Source:, NOAA/NOS; CHS
year,jan,feb,mar,apr,may,jun,jul,aug,sep,oct,nov,dec
1918,174.59,174.74,174.74,174.84,175,175.14,175.17,175.16,175.1,175.03,174.98,174.99
1919,175.14,174.88,175,175.14,175.3,175.32,175.25,175.16,175.06,175,174.91,174.76
1920,174.3,174.4,174.58,174.82,174.94,175.01,175.07,175.08,175.01,174.92,174.84,174.81
1921,174.87,174.43,174.8,175,175.07,175.08,175.06,174.97,174.88,174.77,174.74,174.76
1922,174.58,174.39,174.62,174.92,174.99,175,175.07,175.02,174.97,174.83,174.69,174.65
1923,174.53,174.4,174.52,174.63,174.76,174.82,174.85,174.79,174.75,174.66,174.56,174.56
1924,174.58,174.29,174.41,174.63,174.76,174.81,174.88,174.85,174.79,174.71,174.52,174.42
1925,174.28,174.18,174.39,174.52,174.51,174.52,174.55,174.54,174.48,174.36,174.3,174.24
1926,173.94,173.89,174.08,174.32,174.48,174.53,174.58,174.6,174.6,174.62,174.57,174.61
1927,174.26,174.12,174.35,174.65,174.73,174.83,174.88,174.83,174.71,174.64,174.54,174.64
1928,174.61,174.46,174.35,174.73,174.84,174.94,175.06,175.05,174.94,174.9,174.89,174.89
1929,175.01,175.13,175.09,175.32,175.48,175.49,175.52,175.44,175.34,175.2,175.1,175.05
1930,175.07,174.98,175.21,175.29,175.29,175.26,175.27,175.19,175.07,174.97,174.8,174.74
1931,174.57,174.15,174.13,174.56,174.66,174.7,174.72,174.67,174.58,174.51,174.43,174.42
1932,174.56,174.6,174.35,174.58,174.68,174.69,174.66,174.6,174.57,174.46,174.45,174.59
1933,174.45,174.26,174.41,174.66,174.76,174.77,174.77,174.7,174.58,174.46,174.36,174.38
1934,174.01,174.04,174.05,174.36,174.42,174.45,174.5,174.41,174.34,174.27,174.18,174.26
1935,174.21,173.93,174.22,174.37,174.44,174.5,174.57,174.57,174.48,174.38,174.36,174.3
1936,173.88,174.13,174.36,174.49,174.56,174.59,174.55,174.48,174.49,174.45,174.36,174.38
1937,174.48,174.38,174.47,174.61,174.74,174.77,174.83,174.78,174.66,174.54,174.42,174.56
1938,174.28,174.51,174.41,174.74,174.79,174.85,174.9,174.9,174.84,174.78,174.67,174.6
1939,174.64,174.13,174.38,174.8,174.87,174.94,174.97,174.93,174.89,174.78,174.7,174.62
1940,174.36,174.23,174.3,174.69,174.72,174.84,174.88,174.86,174.82,174.76,174.62,174.66
1941,174.56,174.28,174.42,174.58,174.69,174.75,174.73,174.68,174.62,174.6,174.54,174.53
1942,174.42,174.07,174.42,174.83,174.9,175.03,175.04,175.02,174.94,174.9,174.82,174.82
1943,174.7,174.57,174.84,174.99,175.25,175.36,175.44,175.41,175.34,175.24,175.14,175.07
1944,174.53,174.68,174.74,175.09,175.18,175.23,175.22,175.16,175.09,175.04,174.93,174.89
1945,174.73,174.62,174.89,175.03,175.18,175.28,175.33,175.28,175.22,175.24,175.1,175.17
1946,174.96,174.6,175.04,175.12,175.15,175.29,175.3,175.21,175.1,175,174.89,174.8
1947,174.61,174.6,174.75,175.15,175.26,175.41,175.4,175.38,175.34,175.22,175.09,175.04
1948,174.98,174.9,175.07,175.22,175.35,175.32,175.32,175.24,175.13,174.96,174.86,174.82
1949,174.89,174.88,174.7,174.94,174.96,174.98,175,174.93,174.8,174.75,174.58,174.57
1950,174.72,174.7,174.71,175.04,175.05,175.04,175.07,175.02,175.01,174.95,174.86,174.99
1951,174.86,174.89,175.12,175.25,175.34,175.38,175.41,175.38,175.31,175.29,175.26,175.4
1952,175.49,175.41,175.51,175.59,175.6,175.63,175.66,175.65,175.57,175.41,175.24,175.23
1953,175.25,175.21,175.29,175.32,175.41,175.49,175.52,175.49,175.39,175.29,175.16,175.06
1954,174.81,174.74,175.13,175.29,175.36,175.39,175.41,175.38,175.3,175.39,175.33,175.29
1955,175.3,175.15,175.36,175.38,175.41,175.43,175.4,175.35,175.22,175.09,174.98,174.95
1956,174.38,174.24,174.78,174.98,175.24,175.22,175.24,175.25,175.19,175.04,174.87,174.84
1957,174.57,174.58,174.8,174.94,175.02,175.03,175.14,175.06,174.98,174.88,174.76,174.8
1958,174.47,174.3,174.65,174.56,174.73,174.76,174.82,174.8,174.76,174.64,174.51,174.55
1959,174.18,174.28,174.59,174.75,174.83,174.86,174.81,174.79,174.73,174.7,174.65,174.71
1960,174.72,174.54,174.71,174.97,175.07,175.21,175.24,175.25,175.2,175.09,174.94,174.94
1961,174.76,174.76,174.93,175.02,175.16,175.14,175.12,175.12,175.04,174.92,174.83,174.76
1962,174.7,174.38,174.79,174.86,174.89,174.94,174.9,174.88,174.82,174.74,174.7,174.64
1963,174.48,174.36,174.53,174.68,174.72,174.72,174.69,174.66,174.6,174.5,174.4,174.38
1964,174.14,174.14,174.32,174.45,174.54,174.53,174.52,174.5,174.44,174.32,174.24,174.24
1965,174.14,174.2,174.44,174.58,174.64,174.68,174.66,174.66,174.64,174.6,174.56,174.6
1966,174.64,174.58,174.71,174.81,174.9,174.93,174.91,174.85,174.78,174.62,174.6,174.75
1967,174.76,174.64,174.76,174.94,175.01,175.07,175.1,175.06,174.98,174.92,174.9,174.96
1968,174.91,175.02,175,175.04,175.08,175.15,175.2,175.18,175.14,175.03,174.97,175.01
1969,175,175.06,175.07,175.24,175.36,175.42,175.54,175.49,175.38,175.26,175.18,175.14
1970,174.77,174.88,175.07,175.17,175.22,175.31,175.32,175.3,175.25,175.2,175.15,175.16
1971,175.14,175.06,175.23,175.29,175.34,175.4,175.4,175.4,175.37,175.28,175.16,175.16
1972,175.22,175.2,175.25,175.32,175.45,175.48,175.54,175.54,175.53,175.49,175.51,175.52
1973,175.56,175.54,175.68,175.73,175.74,175.82,175.82,175.76,175.66,175.56,175.46,175.47
1974,175.56,175.57,175.67,175.71,175.77,175.76,175.77,175.7,175.6,175.46,175.39,175.4
1975,175.44,175.45,175.48,175.56,175.58,175.64,175.62,175.6,175.61,175.48,175.36,175.37
1976,175.37,175.32,175.61,175.64,175.69,175.66,175.68,175.62,175.5,175.36,175.18,175.11
1977,175.1,175.16,175.15,175.26,175.3,175.24,175.24,175.22,175.22,175.18,175.1,175.22
1978,175.33,175.31,175.27,175.38,175.38,175.38,175.35,175.29,175.25,175.18,175.1,175.03
1979,175.16,175.16,175.18,175.4,175.44,175.48,175.5,175.49,175.47,175.36,175.3,175.33
1980,175.36,175.32,175.32,175.5,175.49,175.53,175.53,175.56,175.5,175.35,175.23,175.2
1981,174.91,175.21,175.22,175.26,175.36,175.4,175.46,175.43,175.42,175.38,175.28,175.22
1982,175.28,175.2,175.32,175.4,175.37,175.4,175.4,175.34,175.26,175.18,175.18,175.26
1983,175.26,175.25,175.3,175.41,175.55,175.59,175.6,175.6,175.48,175.38,175.34,175.44
1984,175.39,175.36,175.5,175.02,175.46,175.58,175.6,175.58,175.52,175.46,175.4,175.35
1985,175.48,175.56,175.72,175.81,175.79,175.79,175.76,175.72,175.68,175.6,175.73,175.76
1986,175.8,175.8,175.8,175.82,175.83,175.92,175.93,175.9,175.84,175.96,175.82,175.8
1987,175.77,175.62,175.56,175.71,175.66,175.66,175.66,175.6,175.52,175.36,175.29,175.32
1988,175.33,175.28,175.24,175.33,175.33,175.3,175.24,175.2,175.1,175,174.99,174.98
1989,175.02,175.04,174.96,175.1,175.14,175.32,175.34,175.26,175.2,175.04,174.93,174.96
1990,174.9,175.02,175.08,175.1,175.16,175.21,175.26,175.25,175.24,175.16,175.09,175.1
1991,175.24,175.12,175.19,175.27,175.34,175.39,175.34,175.3,175.19,175.04,174.96,174.99
1992,175.01,175.04,175.1,175.18,175.25,175.26,175.33,175.35,175.36,175.24,175.28,175.24
1993,175.4,175.26,175.34,175.42,175.43,175.48,175.56,175.51,175.44,175.3,175.21,175.22
1994,175.06,175.16,175.18,175.32,175.37,175.4,175.49,175.48,175.39,175.29,175.18,175.16
1995,175.22,175.09,175.08,175.19,175.26,175.31,175.34,175.35,175.22,175.08,175.05,175.01
1996,174.74,175.01,175,174.85,175.31,175.45,175.5,175.48,175.47,175.42,175.36,175.37
1997,175.52,175.51,175.62,175.62,175.68,175.81,175.83,175.76,175.68,175.55,175.41,175.36
1998,175.45,175.47,175.52,175.61,175.63,175.58,175.56,175.48,175.35,175.19,175,174.93
1999,175.1,174.99,174.96,175.05,175.05,175.11,175.12,175.07,174.96,174.85,174.75,174.7
2000,174.63,174.44,174.66,174.76,174.85,174.96,175.05,175.03,174.93,174.8,174.65,174.75
2001,174.71,174.69,174.7,174.74,174.79,174.89,174.89,174.81,174.75,174.73,174.7,174.74
2002,174.69,174.77,174.8,174.94,175.03,175.09,175.1,175.05,174.96,174.84,174.72,174.62
2003,174.6,174.6,174.53,174.73,174.82,174.89,174.92,174.92,174.82,174.69,174.65,174.68
2004,174.68,174.66,174.77,174.86,175,175.12,175.15,175.12,175.07,174.89,174.82,174.86
2005,174.99,175,174.99,175.08,175.08,175.05,175.03,174.96,174.9,174.82,174.65,174.71
2006,174.73,174.8,174.84,174.88,174.93,174.99,175.02,175.01,174.92,174.86,174.85,174.87
2007,174.97,174.86,174.91,174.96,175.02,174.99,174.92,174.9,174.83,174.7,174.56,174.56
2008,174.66,174.85,174.88,174.99,175,175.05,175.12,175.05,175.01,174.85,174.77,174.81
2009,174.94,174.96,175.06,175.14,175.2,175.25,175.24,175.2,175.13,174.99,174.94,174.87
2010,174.74,174.44,174.76,174.9,174.98,175.08,175.09,175.05,174.92,174.85,174.72,174.7
2011,174.48,174.5,174.67,174.89,175.15,175.22,175.21,175.16,175.08,175.02,174.95,175.08
2012,175.02,174.99,174.99,174.99,174.98,174.98,174.94,174.85,174.75,174.6,174.59,174.54
2013,174.52,174.54,174.64,174.75,174.84,174.99,175.1,175.02,174.96,174.85,174.79,174.79
2014,174.68,174.61,174.79,174.96,175.13,175.21,175.26,175.27,175.26,175.18,175.1,175.13
2015,174.95,174.74,174.94,175.17,175.22,175.44,175.56,175.48,175.42,175.26,175.12,175.12
2016,175.18,175.17,175.32,175.49,175.5,175.51,175.49,175.46,175.41,175.32,175.19,175.12
2017,175.19,175.22,175.29,175.47,175.61,175.64,175.7,175.66,175.58,175.46,175.44,175.36
2018,175.23,175.32,175.51,175.6,175.68,175.72,175.71,175.64,175.62,175.52,175.5,175.47
2019,175.41,175.41,175.56,175.7,175.89,175.99,176.04,175.96,175.86,175.77,175.71,175.68
2020,175.8,175.79,175.83,175.91,175.98,176.02,176.03,175.97,175.88,175.74,175.65,175.63
2021,175.62,175.47,175.54,175.54,175.57,175.62,175.73,175.71,175.64,175.61,175.56,175.42
2022,175.1,175.25,175.32,NA,NA,NA,NA,NA,NA,NA,NA,NA