IRON MTN-KINGSFORD WWTP, MI

Total of Snowfall (Inches)

(204090)

File last updated on March 28, 2024
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JULAUGSEPOCTNOVDECJANFEBMARAPRMAYJUNANN
1898-99-----z-----z-----z-----z-----z-----z-----z11.10 21.80 0.40 0.00a0.00 33.30g
1899-000.00 0.00 0.00 0.00 0.00 12.40a2.10 14.60 8.60 2.20a0.00 -----z39.90a
1900-01-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1901-02-----z-----z0.00 0.00 4.50 5.40 7.80 0.50 4.10a1.10 0.00 0.00 23.40b
1902-030.00 0.00 0.00 0.00 0.00 15.50 4.00 9.00 0.40 7.50 0.00 0.00 36.40
1903-040.00 0.00 0.00 0.00 17.00 8.00 4.00a14.00 13.00 6.00 0.00 0.00a62.00
1904-050.00 0.00 0.00 0.00 0.30 1.90 0.20d10.00 5.00 2.00 0.00 0.00 19.40
1905-060.00 0.00 0.00 4.00 8.00 10.20 21.00 4.00 6.00c0.00 0.00 0.00 53.20
1906-070.00 0.00 0.00 0.00 12.00c3.00 14.00 8.00 6.00 22.00 0.00 0.00 65.00
1907-080.00a0.00 0.00 0.00 0.00y7.00 8.00 11.00 26.00 3.00 6.00 0.00 61.00a
1908-090.00 0.00 0.00 0.00 2.00 12.00 5.00 17.00a15.00 18.00 0.00 0.00b69.00
1909-100.00 0.00c0.00 0.00 6.00 6.50 9.50 17.00 1.50 -----z0.00 0.00 40.50a
1910-11-----z0.00 0.00 0.00 2.80 5.00 -----z6.50 10.50 -----z-----z0.00 24.80d
1911-120.00 0.00 0.00 0.00 -----z12.50 3.00 -----z0.80 0.00 0.00 0.00 16.30b
1912-130.00 0.00 0.00y0.00 7.00a5.50 4.70s9.50 16.50 6.50 0.00s0.00 45.00c
1913-140.00a0.00 0.00 -----z-----z-----z5.20w2.00w1.80 1.60x0.00 0.00 1.80f
1914-150.00 0.00i0.00 -----z5.00x2.00 13.20v4.20 0.50 0.50 0.00 0.00 7.20d
1915-160.00a0.00 0.00 0.00 5.80 12.00 6.10a2.50 24.10 0.00 0.00 0.00 50.50
1916-170.00 0.00 0.00 3.00j9.00x5.30e8.60 7.50 20.80a5.80 0.50 0.00 48.50b
1917-180.00 0.00 0.00 0.30w1.00 4.00v13.10 9.30 5.00 3.50 0.00 0.00 31.90b
1918-190.00 0.00 0.00g0.00 9.00 7.00 7.00 12.50p3.50 2.00 0.00 0.00 28.50b
1919-200.00 0.00 0.00 3.00c18.60u4.10s12.50 5.40a8.70 1.00 0.00 0.00 30.60b
1920-210.00 0.00 0.00 0.00c9.50 14.00 2.00 10.50 2.00 0.00 0.00 0.00 38.00
1921-220.00 0.00 0.00 0.00 6.60u14.00r3.00 29.50 5.50 5.50 0.00 0.00 43.50b
1922-230.00 0.00 0.00 1.00 3.00 16.80 17.50w3.90 13.00 14.00 0.50 0.00 52.20a
1923-240.00 0.00 0.00 0.00 2.00 8.00 -----z8.00 9.00 4.00 0.00 0.00 31.00a
1924-250.00 0.00 0.00 0.00j0.40 15.50 7.40 4.50 -----z5.00 0.00 -----z32.80c
1925-26-----z0.00 0.00 3.80 -----z9.00 4.20 22.70 26.00 2.70v1.00 0.00 66.70c
1926-270.00 0.00 0.00 5.30 14.30 17.90 8.40 2.80a5.30x1.60 0.00 0.00 50.30a
1927-280.00 0.00 0.00 0.50 18.70 25.00 8.00 7.60 10.00 16.50 0.00 0.00 86.30
1928-290.00 0.00 0.00 0.00 4.00 4.50 22.00 9.00 7.00 8.00 0.00 0.00 54.50
1929-300.00 0.00 0.00 2.00 3.00 16.00a9.50 12.50 4.00 0.00 0.00 0.00 47.00
1930-310.00 0.00 0.00 0.00 0.00 3.00 6.50 13.50 6.00 0.00 0.00 0.00 29.00
1931-320.00 0.00 0.00 0.00 0.00 2.50 12.90 6.60 7.50 5.00 0.00 0.00 34.50
1932-330.00 0.00 0.00 1.10 6.10 4.80 6.40 13.30 8.00 2.60 0.00 0.00 42.30
1933-340.00 0.00 0.00 8.10 7.00 11.50 10.00 5.50 13.50 4.00 0.00 0.00 59.60
1934-350.00 0.00 0.00 0.00 5.70 26.50 40.00a11.50 3.00 5.00 0.00 0.00 91.70
1935-360.00 0.00 0.00 0.50 8.00 8.50a19.50 20.00 14.00 6.00 0.00 0.00 76.50
1936-370.00 0.00 0.00 0.00 7.50 21.50 34.50 29.00 1.00 9.50 0.00 0.00 103.00
1937-380.00 0.00 0.00 0.00 3.00 14.00 30.00 14.00 5.00 0.00 0.00 0.00 66.00
1938-390.00 0.00 0.00 6.00 8.00 27.50 26.00 31.00 25.50 4.50 0.00 0.00 128.50
1939-400.00 0.00 0.00 0.00 0.50 9.50 17.30 27.50a11.00 3.00 0.00 0.00 68.80
1940-410.00 0.00 0.00 0.00 9.00 17.80 14.50m5.50p9.70 0.00 0.00 0.00 36.50b
1941-420.00 0.00 0.00 0.00 -----z6.00p5.00w10.50q16.70 5.00 0.00 0.00 21.70d
1942-430.00 0.00 0.00 2.00 15.00v19.50m19.30l7.00q24.60 9.50 0.00 0.00 36.10d
1943-440.00 0.00 0.00 0.00 2.50 0.50 5.00 2.50 15.70 0.50 0.60 0.00 27.30
1944-450.00 0.00 0.00 0.00 7.00 8.30 13.40 26.90 4.80 7.50 0.00 0.00 67.90
1945-460.00 0.00 0.00 0.00 8.00 14.00 18.40 5.00 1.50 2.00 0.00 0.00 48.90
1946-470.00 0.00 0.00 0.00 7.20 14.70 6.30 7.20 1.80 0.20 1.00 0.00 38.40
1947-480.00 0.00 0.00 0.00 6.10 14.30 13.20 12.60 3.90 0.00 0.00 0.00 50.10
1948-490.00 0.00 0.00c0.00a24.20 5.60 23.00 11.80 0.40 0.00 0.00 0.00 65.00
1949-500.00 0.00 0.00 0.00 11.80 4.40 29.80 13.10 9.80 13.90 0.00 0.00 82.80
1950-510.00 0.00 0.00 0.00 2.40 27.30 10.40 2.50x19.90 6.70 0.00f0.00 66.70b
1951-520.00 0.00 0.00 0.00 4.00 11.70 16.80 10.10 16.60 1.00a0.00 0.00 60.20
1952-530.00 0.00 0.00 0.00 4.00 13.90 6.50 21.80 1.60 3.50 0.00 0.00a51.30
1953-540.00 0.00 0.00 0.00 1.00 6.10 13.90 14.10 14.60 0.40 0.20 0.00a50.30
1954-550.00 0.00 0.00 0.00 9.90 5.90 11.80 4.00 29.10 3.50 0.00 0.00 64.20
1955-560.00 0.00 0.00 0.00 5.40 20.80 7.70 4.10 13.70 0.70 0.00 0.00 52.40
1956-570.00 0.00 0.00 0.00 1.50k10.90 5.20 11.20 1.30a5.00e0.00 0.00 33.60a
1957-580.00 0.00 0.00 0.00 2.40g6.50 4.80 0.90 5.80 12.80 0.00 0.00 30.80a
1958-590.00 0.00 0.00 0.00 3.20 9.90 6.60 5.90 20.10 0.00j0.00j0.00 45.70b
1959-600.00 0.00 0.00 1.00 12.20 23.00 12.50 8.40 3.20 7.50 3.00 0.00 70.80
1960-610.00 0.00 0.00 0.00 0.00 4.00 2.30 16.70 19.30 0.00 0.00 0.00 42.30
1961-620.00 0.00 0.00 0.00 10.80 20.50 16.60 36.80 9.30 0.00 0.00 0.00 94.00
1962-630.00 0.00 0.00 0.00 4.00 12.80 7.00 8.40 7.50 0.00 0.00 0.00 39.70
1963-640.00 0.00 0.00 0.00 0.00 7.40 9.50 4.70 6.80 0.00b0.00 0.00 28.40
1964-650.00 0.00 0.00 0.00 3.00 18.20 5.10 15.00 17.40 14.50 0.00 0.00 73.20
1965-660.00 0.00 1.50 0.00 15.70 6.90 12.50 1.50 15.00 8.00 0.00 0.00 61.10
1966-670.00 0.00 0.00 0.00 8.00 10.50 26.00 21.80 6.10 6.00 4.60 0.00 83.00
1967-680.00 0.00 0.00 0.00 3.50 9.80 13.50 5.00 2.00 2.00 0.00 0.00 35.80
1968-690.00 0.00 0.00 0.00 6.90 36.50 30.50 1.00 5.50 0.00 0.00 0.00 80.40
1969-700.00 0.00 0.00 4.00 1.50 18.40 16.00 10.00 5.50 0.00 0.00 0.00 55.40
1970-710.00 0.00 0.00 0.00 9.00 20.20 43.50 24.00 7.00 0.00 0.00 0.00 103.70
1971-720.00 0.00 0.00 0.00 5.50 19.00 17.00 23.50 36.00 8.50 0.00 0.00 109.50
1972-730.00 0.00 0.00 0.00 2.10 28.30 7.00 6.00 0.00 4.00 0.00 0.00 47.40
1973-740.00 0.00 0.00 0.00 2.00 28.00 3.00 16.00 5.30 1.50 0.00 0.00 55.80
1974-750.00 0.00 0.00 0.00 4.00 8.30 22.50 22.00 16.00 0.00 0.00 0.00 72.80
1975-760.00 0.00 0.00 0.00 5.50 10.00 34.50 7.00 22.00 1.00 0.00 0.00 80.00
1976-770.00 0.00 0.00 0.30 10.00 15.00 15.50 5.00 16.50 19.00 0.00 0.00 81.30
1977-780.00 0.00 0.00 0.00b8.00 25.50 10.50 6.00 9.00 1.50 0.00 0.00 60.50
1978-790.00 0.00 0.00 0.00 4.50 20.00d26.50 14.50 12.50 6.50 7.00 0.00 91.50
1979-800.00 0.00 0.00 1.00 8.00 4.50 14.00 7.00 6.00b3.00b0.00 0.00 43.50
1980-810.00 0.00 0.00 0.00 2.50 15.50 9.00 8.50 0.50 0.00 2.00 0.00 38.00
1981-820.00 0.00 0.00 0.00 2.50a19.50 22.00a2.00 11.50 3.00 0.00 0.00 60.50
1982-830.00 0.00 0.00 0.00a3.00 6.00 11.50 8.50 10.50 5.00 0.00 0.00 44.50
1983-840.00 0.00 0.00 0.00 6.30 20.20 9.10 4.00 7.50a0.00 0.00 0.00 47.10
1984-850.00b0.00 0.00 0.00 3.00 19.50 7.60 11.90 21.90 7.00 0.00 0.00 70.90
1985-860.00 0.00 0.00 0.00 17.50 24.50 9.90 9.20 12.20c0.00 0.00a0.00 73.30
1986-870.00 0.00 0.00 0.00 7.40a5.40 -----z2.60 10.20 7.50 0.00 0.00 33.10a
1987-880.00 0.00 0.00 0.00b2.20 19.40 16.10 3.00 8.10a3.00 0.00 0.00 51.80
1988-890.00 0.00 0.00 0.00 8.70 8.50l13.90 6.20 23.60 0.50 0.00 0.00 52.90a
1989-900.00 0.00 0.00 2.50 6.30 13.80a6.00 11.10 1.30 0.20 11.00 0.00 52.20
1990-910.00 0.00 0.00 0.00 2.00 13.30 6.70 6.60 3.00 7.80 0.00 0.00 39.40
1991-920.00 0.00 0.00 0.00 15.90 8.30 16.80 13.30 8.00 6.00 -----z0.00 68.30a
1992-930.00 0.00 0.00 4.00a20.80 14.40 17.10 1.00 2.80a16.00 0.00 0.00 76.10
1993-940.00 0.00 0.00a0.00b6.80 8.00 17.70p9.60p11.10 0.00 0.00 0.00 25.90b
1994-950.00 0.00 0.00 0.00 6.70 2.10 6.00a4.40 13.50 3.00 0.00 0.00 35.70
1995-960.00 0.00 0.00 1.00 9.00a28.70 27.30 8.90 14.30 17.20 3.00 0.00 109.40
1996-970.00 0.00 0.00 0.00 2.80 32.10 23.20 3.60 21.90c0.10b1.80 0.00 85.50
1997-980.00 0.00 0.00 0.00a2.00 7.90 34.10 6.00 11.10 4.00 0.00 0.00 65.10
1998-990.00 0.00 0.00 0.00 4.50b11.30 26.10 7.50 2.80 0.00 0.00 0.00 52.20
1999-000.00 0.00 0.00 0.00 0.00b12.00 22.10 8.00a7.50 8.70 0.00 0.00 58.30
2000-010.00 0.00 0.00a0.00 7.80 18.10 7.90a11.40 5.00 1.80 0.00 0.00 52.00
2001-020.00 0.00 0.00 0.50 8.00 3.20 4.40 14.20 15.50 17.00 0.00 0.00 62.80
2002-030.00 0.00 0.00 8.50b0.70 0.00 4.60 14.70 13.20 8.80 0.00 0.00 50.50
2003-040.00 0.00 0.00 0.50 2.30 9.50 15.60 24.90 29.40 0.00 0.00 0.00 82.20
2004-050.00 0.00 0.00 0.00 3.00 13.60a13.60a6.30b10.00 0.00 0.00a0.00 46.50
2005-060.00 0.00 0.00 0.00 9.80 11.60 11.90 17.60a5.60 0.00 0.00 0.00 56.50
2006-070.00 0.00 0.00 0.50 7.00 4.50 6.20 9.20 12.80 2.20 0.00 0.00 42.40
2007-080.00 -----z0.00 0.00 1.30 13.60b15.20 16.00 8.70 19.50 0.00b0.00 74.30a
2008-090.00 0.00 0.00 0.20 0.60 22.90 11.80 13.80 4.30 6.60 0.00 0.00 60.20
2009-100.00 0.00 0.00 1.50 1.50 24.90 3.10 4.20 0.00a2.00 1.50 0.00 38.70
2010-110.00 0.00 0.00 0.00 2.50 13.20 9.20a1.60 11.50 3.60 0.00 0.00 41.60
2011-120.00 0.00 0.00 0.00 4.50 7.20 11.80 14.60 9.30 0.00 0.00 0.00 47.40
2012-130.00 0.00 0.00 0.00 2.20 13.50 11.80 14.20 13.00 8.00 0.00 0.00 62.70
2013-140.00 0.00 0.00 0.00 1.10 17.40 20.60 14.90 9.00 14.60 0.00 0.00 77.60
2014-150.00 0.00 0.00 0.00 17.90 22.10 8.60 3.50 5.10 5.20a0.00 0.00 62.40
2015-160.00 0.00 0.00 0.00 2.00 5.30 7.70 10.70 6.00 12.50 0.00 0.00 44.20
2016-17-----z-----z-----z0.00 2.20v18.20e16.20p7.80 2.30 -----z0.00 -----z28.30g
2017-180.00 -----z-----z-----z5.40 10.50 11.40 14.00 4.00 19.30 -----z0.00 64.60d
2018-190.00 0.00 0.00 0.00 5.00 7.50 12.20 43.70 3.30 6.00 0.00 0.00 77.70
2019-200.00 0.00 0.00 0.50 5.00 29.00 21.50 6.20 2.00 8.20 0.00 0.00 72.40
2020-210.00 0.00 0.00 6.00 0.50 6.40 4.30 15.50 1.50 1.50 0.00 0.00 35.70
2021-220.00 0.00 0.00 0.00 6.50 29.00 10.20 7.80 3.50 4.00 0.00 0.00 61.00
2022-230.00 0.00 0.00 0.00 2.30 15.00 12.00 19.30 20.90 16.50 2.00 0.00 88.00
2023-240.00 0.00 0.00 0.10 1.00 0.10 10.30 5.00 -----z-----z-----z-----z16.50d
Period of Record Statistics
MEAN0.00 0.00 0.01 0.59 5.71 13.03 13.06 11.05 9.91 4.89 0.39 0.00 60.81
S.D.0.00 0.00 0.14 1.58 4.85 7.88 8.71 7.82 7.57 5.45 1.44 0.00 20.68
SKEW0.00 0.00 10.82 3.27 1.38 0.63 1.22 1.43 0.95 1.30 5.07 0.00 0.69
MAX0.00 0.00 1.50 8.50 24.20 36.50 43.50 43.70 36.00 22.00 11.00 0.00 128.50
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.20 0.50 0.00 0.00 0.00 0.00 19.40
YRS120 119 120 118 111 117 112 117 122 118 118 121 90