WILMOT, SD

Total of Snowfall (Inches)

(399337)

File last updated on March 29, 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
1942-43-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1943-44-----z-----z-----z-----z10.00a-----z-----z-----z-----z-----z2.50 -----z12.50j
1944-45-----z-----z-----z-----z-----z-----z9.00 3.00 3.00 -----z-----z-----z15.00i
1945-46-----z-----z0.00 0.00 3.00 15.50 2.50 12.00 7.00 2.00 0.00 0.00 42.00b
1946-470.00 0.00 0.00 0.00 1.80 1.20 2.50 1.00v2.00u18.50 0.00 0.00 24.00b
1947-480.00 0.00 0.00 0.00 24.00 1.70 1.00a8.50 9.70 3.00 0.00 0.00 47.90
1948-490.00 0.00 0.00 0.00 3.00 0.50 12.00a3.00 0.00a0.00 0.00 0.00 18.50
1949-500.00 0.00 0.00 0.00 2.00 3.50 8.20 0.00 14.40 6.50 0.00 0.00 34.60
1950-510.00 0.00 0.00 0.00 0.50a9.00 5.00 3.30 28.40 2.00 0.00 0.00 48.20
1951-520.00 0.00 0.00 2.50 0.00 10.50 19.00 20.00 9.00 0.00 0.00 0.00 61.00
1952-530.00 0.00 0.00 0.00 1.00a3.40 7.60 24.00 3.00a0.00 0.00 0.00 39.00
1953-540.00 0.00 0.00 0.00 12.00 16.00 3.00 3.50 8.00 0.50a0.00b0.00 43.00
1954-550.00 0.00 0.00 0.00 0.50 3.00 6.00 17.00 3.50 0.00 0.00 0.00 30.00
1955-560.00 0.00 0.00 0.00 2.00 8.00 0.00d0.90 0.00f0.00b0.00 0.00 10.90a
1956-570.00 0.00 0.00 0.00 3.30 0.00 0.50 7.60 4.50 10.00 0.00 0.00 25.90
1957-580.00 0.00 0.00 0.00 1.00 2.10 1.30 0.80 5.00 1.00 0.00 0.00 11.20
1958-590.00 0.00 0.00 0.00 5.00 0.00 1.50 6.00 0.00 0.00 0.00 0.00 12.50
1959-600.00 0.00 0.00 1.50 5.00 1.00 9.00 0.00 7.50 10.00 0.00 0.00 34.00
1960-610.00 0.00 0.00 0.00 7.00 1.30a0.00 3.10 1.40 1.00 0.00 0.00 13.80
1961-620.00 0.00 0.00 0.00 2.00 7.00 4.00 -----z15.00 3.00 0.00 0.00 31.00a
1962-630.00 0.00 0.00 0.00 3.00 0.00 2.50 3.50 8.00 2.00 0.00 0.00 19.00
1963-640.00 0.00 0.00 0.00 0.00 5.00 1.00 4.00 13.50 0.00 0.00 0.00 23.50
1964-650.00 0.00 0.00 0.00 5.00 6.00 5.00 3.50 21.50 1.00 0.00 0.00 42.00
1965-660.00 0.00 0.00 0.00 4.00 1.00 3.80 7.00 18.00 12.00 0.00 0.00 45.80
1966-670.00 0.00 0.00 0.00 7.00 2.00 15.00 20.00 2.00 0.00 0.00 0.00 46.00
1967-680.00 0.00 0.00 0.00 1.00 2.60 5.60 1.00 0.00 10.00 0.00 0.00 20.20
1968-690.00 0.00 0.00 0.00 9.00 21.00 22.00 21.00 5.00 0.00 0.00 0.00 78.00
1969-700.00 0.00 0.00 -----z2.00 16.00 4.00 0.00 4.00 13.00 0.00 0.00 39.00a
1970-710.00 0.00 0.00 0.00d7.00 1.00 13.00 14.00 1.00 0.00 0.00 0.00 36.00
1971-720.00 0.00 0.00 2.00 20.00 6.00 5.00 4.00 4.00 0.00 0.00 0.00 41.00
1972-730.00 0.00 0.00 2.00 3.00 15.00 1.00 5.00 1.00 4.00 0.00 0.00 31.00
1973-740.00 0.00 0.00 0.00 -----z11.00 0.00 18.00 6.00 3.00 0.00 0.00 38.00a
1974-750.00 0.00 0.00 0.00 1.00 2.00 24.00 3.00 29.00 6.00 0.00 0.00 65.00
1975-760.00 0.00 0.00 0.00 4.00 2.00 18.00 7.00 14.00 0.00 1.00 0.00 46.00
1976-770.00 0.00 0.00 1.00 0.00 6.60 13.00 12.50 9.00 0.00 0.00 0.00 42.10
1977-780.00 0.00 0.00 0.00 21.00 14.00 5.60 6.00 12.00 3.00 0.00 0.00 61.60
1978-790.00 0.00 0.00 0.00 8.00 3.50 21.50 10.00 5.00 1.00 0.00 0.00 49.00
1979-800.00 0.00 0.00 0.00 1.00 1.00 4.50 7.00c10.00 0.00 0.00 0.00 23.50
1980-810.00 0.00 0.00 0.00 0.00 1.00 5.00 5.00 0.00 0.00 0.00 0.00 11.00
1981-820.00 0.00 0.00 0.00 6.00 8.00 23.00a7.00 16.00a1.00 0.00 0.00 61.00
1982-830.00 0.00 0.00 0.00 -----z1.00 4.00 6.50 15.00 3.00 0.00 0.00 29.50a
1983-840.00 0.00 0.00 0.00 7.00b5.30 6.50 2.00 15.00b0.00 0.00 0.00 35.80
1984-850.00 0.00 0.00 0.00 0.00 12.00 1.50 3.30 30.00 0.00 0.00 0.00 46.80
1985-860.00 0.00 0.00 0.00 24.00 13.00a4.50 15.50 8.00 1.00 0.00 0.00 66.00
1986-870.00 0.00 0.00 0.00 8.00 0.00a3.20 7.50 0.00 0.00 0.00 0.00 18.70
1987-880.00 0.00 0.00 0.00 0.00 0.50 11.50 5.00 10.00c0.00 0.00 0.00 27.00
1988-890.00 0.00 0.00 0.00 8.50 6.00 7.60 9.50 22.50 1.00 0.00 0.00 55.10
1989-900.00 0.00 0.00 0.00 5.00 2.00 0.80 21.50 1.00 6.00 0.00 0.00 36.30
1990-910.00 0.00 0.00 2.00 0.00 9.00 1.00 11.80 7.50 0.00 0.00 0.00 31.30
1991-920.00 0.00 0.00 0.00 5.00 2.30 7.00 4.00 4.00 6.00 0.00 0.00 28.30
1992-930.00 0.00 0.00 0.50 18.50 5.50 13.00 5.50 2.00 6.00 0.00 0.00 51.00
1993-940.00 0.00 0.00 0.00 20.50 7.50 23.50 18.00 1.50 10.00 0.00 0.00 81.00
1994-950.00 0.00 0.00 0.00 3.00 3.30 8.00 7.00 15.00 10.00 0.00 0.00 46.30
1995-960.00 0.00 0.00 5.00 2.00 5.50 20.00 10.50 8.00 0.00 0.00 0.00 51.00
1996-970.00 0.00 0.00 0.00 11.00 13.00 28.50a6.00 18.00 2.00 0.00 0.00 78.50
1997-980.00 0.00 0.00 0.00 6.50 3.50 8.80 10.00 8.00 14.00 0.00 0.00 50.80
1998-990.00 0.00 0.00 0.00 8.50 1.00 20.50 3.00 5.00 0.00 0.00 0.00 38.00
1999-000.00 0.00 0.00 0.00 0.00 1.00 10.50 4.00a1.00 7.00 0.00 0.00 23.50
2000-010.00 0.00 0.00 0.00 22.00 15.50 15.50 26.00 4.00 10.00 0.00 0.00 93.00
2001-020.00 0.00 0.00 0.00 6.00 2.00 3.00a3.50 10.50 3.00a0.00 0.00 28.00
2002-030.00 0.00 0.00 6.00 1.00 2.00 4.00 8.00 4.00 5.00 0.00 0.00 30.00
2003-040.00 0.00 0.00 1.00 15.50 2.50 8.80a6.00 2.00 0.00 0.00 0.00 35.80
2004-050.00 0.00 0.00 0.00 0.00 3.00 7.00 7.00 1.00 0.00 0.00 0.00 18.00
2005-060.00 0.00 0.00 0.00 4.00b19.00 3.00a4.50a1.60 0.00 0.00 0.00 32.10
2006-070.00 0.00 0.00 0.00 0.00 3.20 1.00c14.80 15.40 8.60 0.00 0.00 43.00
2007-080.00 0.00 0.00 0.00 0.00 8.90c0.50a5.00 22.00 28.50 0.00 0.00 64.90
2008-090.00 0.00 0.00 0.00 2.00 18.00 11.50 16.20 8.60 2.00a0.00 0.00 58.30
2009-100.00 0.00 0.00 4.50 1.00 23.00a11.70 19.60 0.00 0.00 0.00b0.00 59.80
2010-110.00 0.00 0.00 0.00 2.20 28.10 19.70 26.50 17.60 2.00a0.00 0.00 96.10
2011-120.00 0.00 0.00 0.00 4.40 0.80 3.00b15.70 3.50 0.00 0.00b0.00 27.40
2012-130.00 0.00 0.00 0.00 0.00 12.80 4.00a22.10 7.00 16.50 0.00 0.00 62.40
2013-140.00d0.00 0.00 4.00 0.00 15.70 11.40 1.40 5.20 8.00 0.00 0.00 45.70
2014-150.00 0.00 0.00 0.00 14.40 4.30 4.00 5.50 12.50 0.00 0.00 0.00 40.70
2015-160.00 0.00 0.00 0.00 0.00 18.60 3.80 6.70 4.90b0.00 0.00 0.00 34.00
2016-170.00 0.00 0.00 0.00 7.20 13.70 10.90 0.70 7.10 0.00 0.00 0.00 39.60
2017-180.00 0.00 0.00 1.00 5.50 2.70 0.60 17.30 24.00 15.70 0.00 0.00 66.80
2018-190.00 0.00 0.00 2.00 5.10 15.40 10.90 18.00 10.40a17.00 0.00 0.00 78.80
2019-200.00 0.00 0.00 2.50 4.00 19.80 9.30 1.30 0.00 0.60 0.00 0.00 37.50
2020-210.00 0.00 0.00 16.00 0.00 8.20 3.20 2.30 8.50 0.10 0.00 0.00 38.30
2021-220.00 0.00 0.00 0.00 2.80 16.90 12.00 9.80a5.00 1.50 0.00 0.00 48.00
2022-230.00a0.00 0.00 0.00b2.60 22.60 5.50 10.70 22.70 20.50 0.00 0.00 84.60
2023-240.00 0.00 0.00 0.10 0.00 1.00c4.00 3.00 9.50i-----z-----z-----z8.10d
Period of Record Statistics
MEAN0.00 0.00 0.00 0.69 5.29 7.31 7.92 8.63 8.67 4.08 0.04 0.00 43.51
S.D.0.00 0.00 0.00 2.13 6.20 6.89 6.87 6.89 7.54 5.91 0.30 0.00 19.67
SKEW0.00 0.00 0.00 5.27 1.63 0.94 1.07 0.91 1.03 1.82 7.37 0.00 0.63
MAX0.00 0.00 0.00 16.00 24.00 28.10 28.50 26.50 30.00 28.50 2.50 0.00 96.10
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11.00
YRS78 78 79 78 78 79 80 78 77 78 79 78 71