IROQUOIS s, d

Monthly Total Snowfall (Inches)

(394254)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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) JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUN ANN
1950-51 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00
1951-52 0.00 0.00 0.00 5.00 0.00 b 0.00 l 8.10 a 4.50 8.00 0.00 0.00 0.00 25.60
1952-53 0.00 0.00 0.00 0.00 0.50 2.00 6.00 18.00 5.60 0.00 a 0.00 a 0.00 32.10
1953-54 0.00 0.00 0.00 0.00 8.10 9.50 4.00 2.00 8.00 1.00 0.00 a 0.00 32.60
1954-55 0.00 0.00 0.00 0.00 4.00 0.00 3.00 13.00 2.00 0.00 0.00 0.00 22.00
1955-56 0.00 0.00 0.00 0.00 5.00 14.00 16.00 0.00 z 13.00 5.00 0.00 0.00 53.00
1956-57 0.00 0.00 0.00 0.00 2.50 3.00 3.00 13.00 5.50 7.00 0.00 0.00 34.00
1957-58 0.00 0.00 0.00 0.00 3.50 0.60 0.60 3.50 5.50 0.00 0.00 0.00 13.70
1958-59 0.00 0.00 0.00 0.00 5.00 2.00 2.00 7.70 0.50 7.00 0.00 0.00 24.20
1959-60 0.00 0.00 0.00 0.50 9.50 2.90 5.00 1.00 7.00 5.00 0.00 0.00 30.90
1960-61 0.00 0.00 0.00 0.00 5.00 4.00 3.00 5.00 3.50 3.00 0.00 0.00 23.50
1961-62 0.00 0.00 0.00 0.00 2.00 3.50 1.50 16.50 19.00 2.00 0.00 0.00 44.50
1962-63 0.00 0.00 0.00 0.00 0.00 2.00 10.00 3.60 7.00 1.00 0.00 0.00 23.60
1963-64 0.00 0.00 0.00 0.00 1.00 7.00 1.50 4.00 10.00 0.00 0.00 0.00 23.50
1964-65 0.00 0.00 0.00 0.00 3.00 5.10 2.00 7.60 14.00 2.00 0.00 0.00 33.70
1965-66 0.00 0.00 0.00 0.00 3.80 0.00 3.10 7.00 10.00 7.00 0.00 0.00 30.90
1966-67 0.00 0.00 0.00 0.00 2.30 1.60 6.00 13.70 0.50 0.50 0.00 0.00 24.60
1967-68 0.00 0.00 0.00 0.00 1.00 2.00 3.00 0.00 1.00 2.00 1.00 0.00 10.00
1968-69 0.00 0.00 0.00 0.00 1.00 17.50 8.50 14.00 0.50 0.00 0.00 0.00 41.50
1969-70 0.00 0.00 0.00 2.00 1.00 9.50 2.40 0.00 13.00 5.00 0.00 0.00 32.90
1970-71 0.00 0.00 0.00 4.00 1.00 7.50 0.00 10.00 1.00 0.00 0.00 0.00 23.50
1971-72 0.00 0.00 0.00 6.00 9.00 6.00 3.00 0.00 z 0.00 0.00 0.00 0.00 24.00
1972-73 0.00 0.00 0.00 2.00 3.00 7.00 2.00 c 5.00 2.00 0.00 0.00 0.00 21.00
1973-74 0.00 0.00 0.00 0.00 4.00 10.00 0.00 4.50 4.00 0.00 0.00 0.00 22.50
1974-75 0.00 0.00 0.00 0.00 2.00 1.50 0.00 z 0.00 z 23.00 0.00 0.00 0.00 26.50
1975-76 0.00 0.00 0.00 0.00 9.00 1.00 8.00 6.00 13.00 0.00 0.00 0.00 37.00
1976-77 0.00 0.00 0.00 2.00 1.00 3.50 0.00 z 0.00 z 3.00 0.00 0.00 0.00 9.50
1977-78 0.00 0.00 0.00 0.00 10.00 7.00 0.00 z 0.00 z 3.00 1.00 0.00 0.00 21.00
1978-79 0.00 0.00 0.00 0.00 1.50 6.00 c 0.00 z 0.00 z 0.00 f 1.00 0.00 0.00 8.50
1979-80 0.00 0.00 0.00 1.00 4.00 1.00 1.00 6.00 5.00 0.00 0.00 0.00 18.00
1980-81 0.00 0.00 0.00 3.00 1.00 4.00 0.00 z 0.00 z 0.00 0.00 0.00 0.00 8.00
1981-82 0.00 0.00 0.00 0.00 0.00 a 0.00 z 24.50 2.50 7.50 7.00 0.00 0.00 41.50
1982-83 0.00 0.00 0.00 3.00 0.00 z 4.50 0.50 0.50 16.50 7.00 0.00 0.00 32.00
1983-84 0.00 0.00 0.00 0.00 12.50 5.80 4.50 3.50 11.00 a 0.00 z 0.00 0.00 37.30
1984-85 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1985-86 0.00 0.00 0.00 0.00 15.50 b 11.50 a 6.50 2.00 a 0.00 z 0.00 a 0.00 0.00 35.50
1986-87 0.00 0.00 0.00 0.00 4.00 0.00 4.00 a 4.00 0.00 0.00 0.00 0.00 12.00
1987-88 0.00 0.00 0.00 0.00 0.00 23.00 a 7.00 a 4.00 b 4.00 a 0.00 c 0.00 0.00 38.00
1988-89 0.00 0.00 0.00 0.00 0.00 a 0.00 a 0.00 a 0.00 e 0.00 c 0.00 0.00 0.00 0.00
1989-90 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 z 12.00 a 0.00 0.00 0.00 0.00 12.00
1990-91 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 z 10.00 1.50 0.00 0.00 0.00 11.50
1991-92 0.00 0.00 0.00 0.00 0.00 b 0.00 3.50 a 6.00 b 0.00 a 8.00 0.00 0.00 17.50
1992-93 0.00 0.00 0.00 0.00 0.00 b 0.00 z 0.00 z 9.00 f 0.00 c 0.00 a 0.00 0.00 0.00
1993-94 0.00 0.00 0.00 0.00 15.00 b 0.00 z 0.00 z 10.00 c 0.00 a 10.00 0.00 0.00 35.00
1994-95 0.00 0.00 0.00 0.00 0.00 a 0.00 0.00 z 0.00 z 12.00 0.00 e 0.00 0.00 12.00
1995-96 0.00 0.00 0.00 0.00 a 0.00 c 0.00 a 0.00 d 0.00 a 0.00 c 0.00 0.00 0.00 0.00
1996-97 0.00 0.00 0.00 0.00 0.00 b 0.00 z 0.00 f 14.00 e 0.00 c 0.00 a 0.00 0.00 14.00
1997-98 0.00 0.00 0.00 0.00 a 2.00 0.00 b 12.80 0.00 14.00 c 0.00 0.00 0.00 28.80
1998-99 0.00 z 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 0.00
1999-00 0.00 0.00 0.00 z 5.00 0.00 1.90 3.50 1.30 0.70 8.70 0.00 0.00 21.10
2000-01 0.00 0.00 0.00 0.00 21.90 11.50 22.20 14.50 3.20 1.00 0.00 0.00 74.30
2001-02 0.00 0.00 0.00 0.00 13.50 1.00 7.00 0.50 22.50 0.00 0.00 0.00 44.50
2002-03 0.00 0.00 0.00 3.50 0.00 3.00 5.50 3.50 4.50 0.00 0.00 0.00 20.00
2003-04 0.00 0.00 0.00 0.20 12.50 2.00 4.70 3.50 3.50 0.50 0.00 0.00 26.90
2004-05 0.00 0.00 0.00 0.00 0.00 0.20 6.00 4.00 1.00 0.00 0.00 0.00 11.20
2005-06 0.00 0.00 0.00 0.00 a 16.00 8.00 1.00 2.40 4.50 0.00 0.00 0.00 31.90
2006-07 0.00 0.00 0.00 1.00 2.20 6.20 3.20 17.50 9.50 1.50 0.00 0.00 41.10
2007-08 0.00 0.00 0.00 0.00 0.00 10.70 2.50 0.70 9.00 16.00 0.00 0.00 38.90
2008-09 0.00 0.00 0.00 0.00 5.00 11.50 7.60 2.00 8.00 4.00 0.00 0.00 38.10
2009-10 0.00 0.00 0.00 2.30 0.00 18.50 8.00 7.00 1.50 0.00 0.00 0.00 37.30
2010-11 0.00 0.00 0.00 1.50 1.00 22.50 17.20 s 18.50 t 3.70 w 7.50 z 0.00 z 0.00 z 25.00
2011-12 0.00 z 0.00 z 0.00 z 0.00 z 3.50 z 0.30 z 7.90 a 16.00 l 0.00 z 0.00 z 0.00 z 0.00 7.90
2012-13 0.00 0.00 0.00 0.50 0.20 13.40 5.50 14.60 0.00 z 0.00 z 0.00 z 0.00 z 34.20
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.70 3.81 5.69 5.22 6.24 5.85 1.99 0.02 0.00 27.91
S.D. 0.00 0.00 0.00 1.44 5.09 5.84 5.09 5.30 5.97 3.37 0.13 0.00 13.58
SKEW 0.00 0.00 0.00 2.17 1.64 1.29 2.08 0.72 1.11 2.00 7.42 0.00 0.60
MAX 0.00 0.00 0.00 6.00 21.90 23.00 24.50 18.00 23.00 16.00 1.00 0.00 74.30
MIN 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NO YRS 60 61 60 61 59 52 48 49 55 57 58 60 38