UKIAH stat,

Monthly Total Snowfall (Inches)

(358726)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201102
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
1921-22 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 0.00
1922-23 0.00 0.00 0.00 z 0.00 3.00 17.80 15.00 12.30 3.40 1.50 0.00 0.00 53.00
1923-24 0.00 0.00 0.00 0.00 0.50 7.00 7.10 0.00 3.00 0.00 0.00 0.00 17.60
1924-25 0.00 0.00 0.00 0.50 8.50 8.80 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 z 17.80
1925-26 0.00 0.00 0.00 0.00 3.50 11.00 4.00 z 3.00 5.00 0.00 0.00 0.00 22.50
1926-27 0.00 0.00 0.00 0.00 2.00 11.00 24.90 4.50 7.30 0.00 0.00 0.00 49.70
1927-28 0.00 0.00 0.00 0.00 z 2.50 25.30 5.00 8.20 8.10 6.50 0.00 z 0.00 z 55.60
1928-29 0.00 z 0.00 z 0.00 z 0.00 1.20 8.00 61.80 q 4.60 4.50 5.00 0.00 z 0.00 23.30
1929-30 0.00 0.00 0.00 z 0.00 0.00 12.60 22.60 6.70 2.00 0.00 0.00 0.00 43.90
1930-31 0.00 z 0.00 0.00 0.00 6.50 2.30 5.30 1.50 3.00 0.00 0.00 0.00 18.60
1931-32 0.00 0.00 0.00 0.00 14.80 28.40 20.40 9.20 7.60 1.20 0.00 0.00 81.60
1932-33 0.00 0.00 0.00 0.00 0.00 8.60 16.80 28.20 4.50 0.00 0.00 0.00 58.10
1933-34 0.00 0.00 0.00 0.00 1.00 3.00 1.30 0.00 0.00 1.50 0.00 0.00 6.80
1934-35 0.00 0.00 4.00 0.00 8.90 8.20 12.80 4.20 9.30 6.50 0.00 0.00 53.90
1935-36 0.00 0.00 0.00 1.00 0.50 0.50 14.00 10.40 6.80 3.00 0.00 0.00 36.20
1936-37 0.00 0.00 0.00 0.00 2.00 7.80 52.90 23.20 3.50 2.00 0.00 0.00 91.40
1937-38 0.00 0.00 0.00 0.00 0.00 0.50 7.50 12.00 11.10 1.00 0.00 0.00 32.10
1938-39 0.00 0.00 0.00 0.00 6.10 7.50 5.70 29.40 14.60 1.50 0.00 0.00 64.80
1939-40 0.00 0.00 0.00 2.30 0.00 2.00 17.70 15.30 0.00 0.00 0.00 0.00 37.30
1940-41 0.00 0.00 0.00 0.00 18.70 0.50 5.50 2.50 0.00 0.00 0.00 0.00 27.20
1941-42 0.00 0.00 0.00 0.00 1.50 8.30 8.80 20.00 2.50 1.00 0.00 0.00 42.10
1942-43 0.00 0.00 0.00 0.00 7.60 15.40 19.50 8.00 2.50 0.00 0.00 0.00 53.00
1943-44 0.00 0.00 0.00 0.50 0.00 4.80 2.50 18.60 6.90 4.00 a 0.00 0.00 37.30
1944-45 0.00 0.00 0.00 0.00 6.00 3.00 13.50 5.60 0.00 3.00 0.00 0.00 31.10
1945-46 0.00 0.00 0.00 0.00 11.00 14.00 12.50 10.00 2.60 0.00 0.00 0.00 z 50.10
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1948-49 0.00 0.00 1.50 a 0.00 4.00 i 9.50 0.00 S 19.00 0.00 0.00 0.00 0.00 k 30.00
1949-50 0.00 0.00 0.00 6.00 0.00 0.00 z 19.50 z 7.50 0.00 0.00 0.00 0.00 13.50
1950-51 0.00 0.00 0.00 0.00 1.00 0.00 a 14.80 0.50 7.60 c 0.00 0.00 0.00 23.90
1951-52 0.00 0.00 0.00 0.00 0.00 15.00 15.00 8.00 1.00 0.00 0.00 0.00 39.00
1952-53 0.00 0.00 0.00 0.00 0.00 26.00 3.50 6.00 20.00 0.00 0.00 a 0.00 55.50
1953-54 0.00 0.00 0.00 0.00 1.50 7.50 8.00 a 0.00 2.50 0.00 0.00 0.00 19.50
1954-55 0.00 0.00 0.00 0.00 0.00 f 0.00 z 0.00 z 0.00 z 0.00 z 3.50 1.00 0.00 4.50
1955-56 0.00 0.00 0.00 0.20 20.70 28.10 22.20 25.50 5.50 0.00 0.00 0.00 102.20
1956-57 0.00 0.00 0.00 2.00 4.50 2.60 28.00 12.50 12.60 0.00 0.00 0.00 62.20
1957-58 0.00 0.00 0.00 0.00 0.50 15.80 4.40 0.00 8.90 7.50 0.00 0.00 37.10
1958-59 0.00 0.00 z 0.00 z 0.00 7.00 4.00 13.60 9.50 0.00 z 0.00 z 0.00 z 0.00 p 34.10
1959-60 0.00 0.00 0.00 0.00 3.20 6.50 17.50 7.90 7.30 1.50 0.00 0.00 43.90
1960-61 0.00 0.00 0.00 0.00 6.30 1.30 0.00 a 13.00 9.00 0.00 0.00 0.00 29.60
1961-62 0.00 0.00 0.00 0.00 12.30 12.50 8.30 11.50 5.90 0.00 0.00 0.00 50.50
1962-63 0.00 0.00 0.00 0.00 1.00 0.00 13.60 0.00 3.00 S 4.50 0.00 0.00 22.10
1963-64 0.00 0.00 0.00 0.00 0.00 z 0.00 z 7.10 2.30 1.00 0.00 0.00 z 0.00 10.40
1964-65 0.00 0.00 0.00 0.00 15.50 0.00 z 0.00 z 0.00 z 4.50 0.00 0.00 0.00 20.00
1965-66 0.00 0.00 0.00 0.00 3.10 7.40 9.20 7.80 4.50 0.00 0.00 0.00 32.00
1966-67 0.00 0.00 0.00 1.00 0.50 11.80 8.70 6.50 9.20 1.50 0.00 0.00 39.20
1967-68 0.00 0.00 0.00 0.00 3.40 8.70 12.80 0.00 0.00 1.00 0.00 0.00 25.90
1968-69 0.00 0.00 0.00 0.00 6.40 22.10 15.10 5.30 2.30 0.00 b 0.00 a 0.00 51.20
1969-70 0.00 0.00 0.00 0.60 0.30 8.70 9.50 0.50 9.80 3.00 1.50 0.00 33.90
1970-71 0.00 0.00 0.00 1.60 3.30 12.10 15.50 6.20 4.00 5.00 0.00 0.00 47.70
1971-72 0.00 0.00 0.00 2.00 b 3.60 17.50 a 11.00 4.00 5.00 5.00 0.00 0.00 48.10
1972-73 0.00 0.00 0.00 1.00 0.00 8.50 16.00 12.00 0.30 0.10 0.00 0.00 37.90
1973-74 0.00 0.00 0.00 0.00 31.70 15.00 2.50 5.00 0.00 0.00 0.30 0.00 54.50
1974-75 0.00 0.00 0.00 0.00 1.50 7.00 16.00 3.00 2.00 8.50 0.00 0.00 38.00
1975-76 0.00 0.00 0.00 1.00 8.50 11.50 13.00 4.00 6.00 0.00 0.00 0.00 44.00
1976-77 0.00 0.00 0.00 0.00 1.50 0.00 7.50 0.10 10.50 0.00 1.00 0.00 20.60
1977-78 0.00 0.00 0.00 0.00 16.50 7.00 9.50 0.50 1.00 0.00 0.00 0.00 34.50
1978-79 0.00 0.00 0.00 0.00 9.00 15.00 16.50 17.50 2.00 1.00 0.00 0.00 61.00
1979-80 0.00 0.00 0.00 0.00 7.00 2.00 9.50 1.00 5.50 0.00 0.00 0.00 25.00
1980-81 0.00 0.00 0.00 0.00 3.00 7.50 3.00 0.00 2.00 0.00 0.00 0.00 15.50
1981-82 0.00 0.00 0.00 0.00 5.00 17.50 26.50 a 6.00 16.50 5.00 0.00 0.00 76.50
1982-83 0.00 0.00 0.00 2.00 0.00 3.50 4.00 4.00 2.00 0.00 0.00 b 0.00 15.50
1983-84 0.00 0.00 0.00 0.00 1.00 22.50 e 0.00 13.00 2.00 0.00 0.00 0.00 38.50
1984-85 0.00 0.00 0.00 0.00 c 2.00 15.50 a 1.00 a 17.00 a 3.00 0.00 0.00 0.00 38.50
1985-86 0.00 0.00 0.00 1.00 23.00 7.00 0.00 11.00 0.00 2.00 2.00 0.00 46.00
1986-87 0.00 0.00 0.00 0.00 1.00 a 1.00 25.00 2.00 1.00 0.00 0.00 0.00 30.00
1987-88 0.00 0.00 0.00 0.00 0.00 4.00 7.50 1.50 4.50 1.00 0.00 0.00 18.50
1988-89 0.00 0.00 0.00 0.00 16.00 b 16.50 19.00 a 11.00 5.50 0.00 0.00 0.00 68.00
1989-90 0.00 0.00 0.00 0.00 0.00 1.00 5.00 b 7.50 e 3.30 a 0.00 c 0.00 0.00 16.80
1990-91 0.00 0.00 0.00 0.00 5.10 14.00 b 5.50 0.00 z 7.00 c 0.00 c 0.00 0.00 z 31.60
1991-92 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 11.50 a 0.00 z 0.50 0.00 0.00 z 0.00 z 0.00 12.00
1992-93 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 0.00 0.00
1993-94 0.00 0.00 0.00 0.00 1.00 f 0.50 b 0.00 d 5.20 b 0.00 0.00 0.00 0.00 5.70
1994-95 0.00 0.00 0.00 0.00 2.00 o 0.00 z 0.00 z 0.00 b 2.50 b 0.00 a 0.00 0.00 2.50
1995-96 0.00 0.00 0.00 0.00 0.20 0.00 a 0.00 n 0.00 b 0.00 a 0.00 0.00 0.00 0.20
1996-97 0.00 0.00 0.00 0.00 0.70 0.90 e 0.00 g 0.00 b 0.00 b 0.00 b 0.00 0.00 1.60
1997-98 0.00 0.00 0.00 0.00 0.00 0.30 c 15.40 c 0.00 a 5.00 a 0.00 b 0.00 0.00 20.70
1998-99 0.00 0.00 0.00 0.00 2.00 8.50 0.00 f 11.00 f 0.00 e 0.00 b 0.00 0.00 10.50
1999-00 0.00 0.00 f 0.00 2.70 0.00 a 0.00 a 0.00 h 0.00 f 0.00 b 0.00 0.00 0.00 2.70
2000-01 0.00 0.00 z 0.00 0.00 0.00 0.00 b 0.00 f 0.00 0.00 a 0.00 d 0.00 0.00 z 0.00
2001-02 0.00 z 0.00 z 0.00 0.00 9.50 b 12.00 o 13.50 l 0.00 s 0.00 z 0.00 z 0.00 z 0.00 z 9.50
2002-03 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
2003-04 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
2004-05 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
2005-06 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
2006-07 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.00 c 1.10 0.00 z 0.00 c 0.00 z 0.00 0.00 7.10
2007-08 0.00 0.00 z 0.00 z 1.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 1.00
2008-09 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 0.00
2009-10 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 3.60 0.00 3.60
2010-11 0.00 0.00 0.00 0.00 1.50 i 5.50 q 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2011-12 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
2012-13 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
Period of Record Statistics
MEAN 0.00 0.00 0.08 0.34 4.85 8.85 11.45 7.32 4.24 1.17 0.12 0.00 41.20
S.D. 0.00 0.00 0.50 0.90 6.38 7.30 8.95 7.23 4.22 2.05 0.52 0.00 19.70
SKEW 0.00 0.00 7.18 3.99 1.96 0.82 1.65 1.18 1.35 1.88 5.06 0.00 0.91
MAX 0.00 0.00 4.00 6.00 31.70 28.40 52.90 29.40 20.00 8.50 3.60 0.00 102.20
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 6.80
NO YRS 76 73 73 77 71 72 64 70 74 75 76 75 53