BELTSVILLE, MARYLAND

Monthly Total Snowfall (Inches)

(180700)

File last updated on May 16,
*** Note *** Provisional Data *** After Year/Month 201205
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
1940-41 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 z 0.00
1941-42 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 z 0.00
1942-43 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 z 0.00 z 0.00
1943-44 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1944-45 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 z 0.00
1945-46 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 z 0.00
1946-47 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 z 0.00
1947-48 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50
1948-49 0.00 z 0.00 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 0.00 0.00 c 0.00 0.00
1949-50 0.00 0.00 z 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 0.00 1.00
1950-51 0.00 a 0.00 0.00 0.00 0.00 z 0.00 z 0.50 3.50 0.00 0.00 0.00 0.00 4.00
1951-52 0.00 0.00 0.00 0.00 0.00 0.00 c 0.00 0.00 0.00 z 0.00 0.00 0.00 0.00
1952-53 0.00 0.00 0.00 0.00 3.00 0.00 2.00 0.00 3.50 0.00 0.00 0.00 8.50
1953-54 0.00 0.00 0.00 0.00 7.00 0.00 16.50 0.00 a 0.00 0.00 0.00 0.00 23.50
1954-55 0.00 0.00 0.00 0.00 0.00 0.00 0.00 b 9.50 0.00 0.00 0.00 0.00 9.50
1955-56 0.00 0.00 0.00 0.00 2.00 0.50 6.50 0.00 7.90 0.00 0.00 0.00 16.90
1956-57 0.00 0.00 0.00 0.00 0.00 0.00 9.00 3.10 0.00 0.00 0.00 0.00 12.10
1957-58 0.00 0.00 0.00 0.00 0.00 5.00 a 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 5.00
1958-59 0.00 0.00 0.00 0.00 0.00 0.00 3.30 0.00 0.00 0.00 a 0.00 0.00 3.30
1959-60 0.00 0.00 0.00 0.00 0.00 0.50 0.00 z 6.50 19.00 0.00 0.00 0.00 26.00
1960-61 0.00 0.00 0.00 0.00 0.00 0.00 z 11.00 14.00 0.00 0.00 0.00 0.00 25.00
1961-62 0.00 0.00 0.00 0.00 2.00 1.50 1.00 a 8.50 a 11.00 a 0.00 0.00 0.00 24.00
1962-63 0.00 a 0.00 0.00 0.00 0.00 12.60 3.50 1.00 2.00 0.00 0.00 0.00 19.10
1963-64 0.00 0.00 0.00 0.00 0.00 5.70 a 9.00 8.00 2.50 2.50 0.00 0.00 27.70
1964-65 0.00 0.00 0.00 0.00 0.00 0.00 11.00 2.00 6.00 0.00 0.00 0.00 19.00
1965-66 0.00 0.00 0.00 0.00 0.00 0.00 22.00 7.30 0.00 0.00 0.00 0.00 29.30
1966-67 0.00 0.00 0.00 0.00 0.00 15.50 1.00 14.00 1.50 0.00 0.00 0.00 32.00
1967-68 0.00 0.00 0.00 0.00 0.00 11.30 7.20 0.50 5.00 0.00 0.00 0.00 24.00
1968-69 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 4.00 3.20 0.00 0.00 0.00 7.20
1969-70 0.00 0.00 0.00 0.00 0.00 4.00 b 4.50 3.00 0.00 0.00 0.00 0.00 11.50
1970-71 0.00 0.00 0.00 0.00 0.00 2.50 10.00 1.00 0.00 0.00 0.00 0.00 13.50
1971-72 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 0.00 0.00 0.00 0.00
1972-73 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
1973-74 0.00 0.00 0.00 0.00 0.00 7.50 0.70 8.80 0.00 0.00 0.00 0.00 17.00
1974-75 0.00 0.00 0.00 0.00 0.00 0.00 3.00 4.50 0.00 0.00 0.00 0.00 7.50
1975-76 0.00 0.00 0.00 0.00 0.00 0.50 0.70 b 0.50 3.50 0.00 0.00 0.00 5.20
1976-77 0.00 0.00 0.00 0.00 0.60 0.00 b 0.00 z 0.00 0.00 0.00 0.00 0.00 0.60
1977-78 0.00 0.00 0.00 0.00 0.00 0.00 z 11.20 5.40 5.80 0.00 0.00 0.00 22.40
1978-79 0.00 0.00 0.00 0.00 0.00 b 0.00 1.10 20.50 0.00 0.00 0.00 0.00 21.60
1979-80 0.00 0.00 0.00 0.00 0.00 0.00 0.50 z 0.00 z 0.10 b 0.00 0.00 0.00 0.10
1980-81 0.00 0.00 0.00 0.00 0.00 0.00 z 2.70 b 0.00 0.00 0.00 0.00 0.00 2.70
1981-82 0.00 0.00 0.00 0.00 0.00 2.00 11.10 a 2.70 0.00 0.00 0.00 0.00 15.80
1982-83 0.00 0.00 0.00 0.00 0.00 1.70 a 0.00 8.50 a 0.00 0.00 0.00 0.00 10.20
1983-84 0.00 0.00 0.00 0.00 0.00 0.00 z 7.50 0.00 3.00 0.00 0.00 0.00 10.50
1984-85 0.00 0.00 0.00 0.00 0.00 0.00 9.20 0.00 0.00 0.00 0.00 0.00 9.20
1985-86 0.00 0.00 0.00 0.00 0.00 0.20 1.00 16.20 0.00 0.00 0.00 0.00 17.40
1986-87 0.00 0.00 0.00 0.00 0.00 0.00 27.80 8.80 0.00 0.00 0.00 0.00 36.60
1987-88 0.00 0.00 0.00 0.00 10.30 0.00 11.20 0.00 0.00 0.00 0.00 0.00 21.50
1988-89 0.00 0.00 0.00 0.00 0.00 0.00 2.30 0.40 0.70 0.00 0.00 0.00 3.40
1989-90 0.00 0.00 0.00 0.00 4.00 7.20 0.40 0.00 0.00 0.00 0.00 0.00 11.60
1990-91 0.00 0.00 0.00 0.00 0.00 3.00 3.20 0.00 0.00 0.00 0.00 0.00 6.20
1991-92 0.00 0.00 0.00 0.00 0.00 0.00 4.00 2.00 0.00 0.00 0.00 0.00 6.00
1992-93 0.00 0.00 0.00 0.00 0.00 1.00 0.00 5.50 9.00 a 0.00 0.00 0.00 15.50
1993-94 0.00 0.00 0.00 0.00 0.00 3.00 4.10 2.60 3.90 0.00 z 0.00 z 0.00 z 13.60
1994-95 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 z 0.00
1995-96 0.00 z 0.00 z 0.00 z 0.00 1.50 2.50 24.00 18.40 7.50 0.00 0.00 0.00 53.90
1996-97 0.00 0.00 0.00 0.00 0.30 1.00 3.50 5.50 0.30 0.00 0.00 0.00 10.60
1997-98 0.00 0.00 0.00 0.00 0.00 1.10 0.00 0.00 0.00 0.00 0.00 0.00 1.10
1998-99 0.00 0.00 0.00 0.00 0.00 1.00 4.30 b 0.30 10.00 0.00 0.00 0.00 15.60
1999-00 0.00 0.00 0.00 0.00 0.00 1.00 15.50 2.00 0.00 1.00 0.00 0.00 19.50
2000-01 0.00 0.00 0.00 0.00 0.00 3.00 4.00 a 4.00 0.00 0.00 0.00 0.00 11.00
2001-02 0.00 0.00 0.00 0.00 0.00 0.00 2.00 0.10 a 0.00 0.00 0.00 0.00 2.10
2002-03 0.00 0.00 0.00 0.00 0.00 10.00 4.00 30.50 0.00 0.00 0.00 0.00 44.50
2003-04 0.00 0.00 0.00 0.00 0.00 5.00 8.00 a 0.00 0.00 0.00 0.00 0.00 13.00
2004-05 0.00 0.00 0.00 0.00 0.00 0.00 8.00 a 3.00 4.00 0.00 0.00 0.00 15.00
2005-06 0.00 0.00 0.00 0.00 0.50 4.00 0.00 10.00 0.00 0.00 0.00 0.00 14.50
2006-07 0.00 0.00 0.00 0.00 0.00 0.00 1.50 11.00 2.00 0.50 0.00 0.00 15.00
2007-08 0.00 0.00 0.00 0.00 0.00 3.50 2.00 0.50 a 0.00 0.00 0.00 0.00 6.00
2008-09 0.00 0.00 0.00 0.00 0.00 0.60 2.00 0.00 6.30 0.00 0.00 0.00 8.90
2009-10 0.00 0.00 0.00 0.00 0.00 20.50 8.00 36.00 a 0.00 0.00 0.00 0.00 64.50
2010-11 0.00 0.00 0.00 0.00 0.00 2.30 7.60 1.00 0.00 0.00 0.00 0.00 10.90
2011-12 0.00 0.00 0.00 0.00 0.00 0.00 1.50 0.50 0.00 0.00 0.00 z 0.00 z 2.00
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.00 0.50 2.49 5.34 5.00 1.95 0.06 0.00 0.00 15.89
S.D. 0.00 0.00 0.00 0.00 1.70 4.18 6.19 7.36 3.60 0.34 0.00 0.00 11.83
SKEW 0.00 0.00 0.00 0.00 4.32 2.44 1.72 2.30 2.50 6.25 0.00 0.00 1.86
MAX 0.00 0.00 0.00 0.00 10.30 20.50 27.80 36.00 19.00 2.50 0.00 0.00 64.50
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 61 61 62 63 62 58 59 59 61 63 61 61 46