PENDLETON WSO AIRPORT, OREGON

Monthly Total Snowfall (Inches)

(356546)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1927-28 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 8.10 2.50 0.00 0.00 0.00 0.00 10.60
1928-29 0.00 0.00 0.00 0.00 0.00 1.00 24.10 3.50 0.00 0.00 0.00 0.00 28.60
1929-30 0.00 0.00 0.00 0.00 0.00 4.30 23.50 4.50 0.00 0.00 0.00 0.00 32.30
1930-31 0.00 0.00 a 0.00 0.00 1.50 0.00 0.00 0.00 2.00 0.00 0.00 0.00 3.50
1931-32 0.00 0.00 0.00 0.00 3.50 6.50 4.50 8.50 2.00 0.00 0.00 0.00 25.00
1932-33 0.00 0.00 0.00 0.00 0.00 1.00 1.00 10.00 0.00 0.20 0.00 0.00 12.20
1933-34 0.00 0.00 0.00 0.00 0.00 7.50 0.00 0.00 0.00 0.00 0.00 0.00 7.50
1934-35 0.00 0.00 0.00 0.00 0.00 0.00 4.20 1.00 0.50 0.80 0.00 0.00 6.50
1935-36 0.00 0.00 0.00 1.20 0.30 0.50 5.00 15.80 0.00 0.00 0.00 0.00 22.80
1936-37 0.00 0.00 0.00 0.00 0.00 1.00 27.80 6.00 0.00 0.00 0.00 0.00 34.80
1937-38 0.00 0.00 0.00 0.00 0.00 2.00 4.00 8.70 0.00 0.00 0.00 0.00 14.70
1938-39 0.00 0.00 0.00 0.00 0.30 3.00 3.00 8.30 0.00 0.00 0.00 0.00 14.60
1939-40 0.00 0.00 0.00 0.00 0.00 0.80 14.40 1.00 0.00 0.00 0.00 0.00 16.20
1940-41 0.00 0.00 0.00 0.00 4.90 0.00 4.50 0.90 0.00 0.00 0.00 0.00 10.30
1941-42 0.00 0.00 0.00 0.00 0.00 3.00 7.10 1.50 0.00 0.00 0.00 0.00 11.60
1942-43 0.00 0.00 0.00 0.00 4.40 5.00 11.50 0.90 0.00 0.00 0.00 0.00 21.80
1943-44 0.00 0.00 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
1944-45 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.00 6.60 0.60 0.00 0.00 0.00 10.20
1945-46 0.00 0.00 0.00 0.00 2.80 4.80 0.00 2.00 0.00 0.00 0.00 0.00 9.60
1946-47 0.00 0.00 0.00 0.00 3.90 3.00 6.10 0.00 0.00 0.00 0.00 0.00 13.00
1947-48 0.00 0.00 0.00 0.00 0.00 1.20 1.00 7.10 0.00 0.00 0.00 0.00 9.30
1948-49 0.00 c 0.00 e 0.00 0.00 0.00 11.00 5.10 12.00 0.00 0.00 0.00 0.00 28.10
1949-50 0.00 0.00 0.00 0.00 0.00 6.40 41.60 3.30 0.70 1.90 0.00 0.00 53.90
1950-51 0.00 0.00 0.00 0.00 3.20 e 2.00 3.30 1.70 4.50 0.00 0.00 0.00 14.70
1951-52 0.00 0.00 0.00 0.00 0.40 7.30 11.90 5.50 1.00 0.00 0.00 0.00 26.10
1952-53 0.00 a 0.00 0.00 0.00 0.00 5.30 0.00 f 3.60 0.80 0.00 0.00 c 0.00 9.70
1953-54 0.00 0.00 0.00 0.00 e 0.00 0.00 6.70 0.00 2.00 0.00 0.00 0.00 8.70
1954-55 0.00 0.00 0.00 0.00 0.00 0.00 5.40 4.80 2.80 0.00 0.00 0.00 13.00
1955-56 0.00 0.00 0.00 0.00 8.80 9.50 9.60 7.60 0.50 0.00 0.00 0.00 36.00
1956-57 0.00 0.00 0.00 0.00 0.00 0.30 b 22.80 6.90 0.70 0.00 0.00 0.00 30.70
1957-58 0.00 0.00 0.00 0.00 0.00 0.00 1.20 0.00 3.10 0.00 0.00 0.00 4.30
1958-59 0.00 0.00 0.00 0.00 1.10 1.10 5.30 13.40 0.00 0.00 0.00 0.00 20.90
1959-60 0.00 0.00 0.00 0.00 0.90 1.60 10.90 0.40 4.30 0.00 0.00 0.00 18.10
1960-61 0.00 0.00 0.00 0.00 0.00 0.40 0.00 0.00 0.10 0.00 0.00 0.00 0.50
1961-62 0.00 0.00 0.00 0.00 9.20 5.60 8.20 1.30 0.70 0.00 0.00 0.00 25.00
1962-63 0.00 0.00 0.00 0.00 0.00 0.00 12.10 0.30 0.00 1.00 0.00 0.00 13.40
1963-64 0.00 0.00 0.00 0.00 0.00 2.00 0.00 0.30 0.50 0.00 0.00 0.00 2.80
1964-65 0.00 0.00 0.00 0.00 0.20 4.90 7.00 0.50 2.50 0.00 0.00 0.00 15.10
1965-66 0.00 0.00 0.00 0.00 0.00 0.10 11.50 1.60 0.20 0.00 0.00 0.00 13.40
1966-67 0.00 0.00 0.00 0.00 0.40 2.90 2.30 0.40 3.30 0.00 0.00 0.00 9.30
1967-68 0.00 0.00 0.00 0.00 0.80 2.50 1.30 0.00 0.00 0.00 0.00 0.00 4.60
1968-69 0.00 0.00 0.00 0.00 0.00 11.90 27.40 2.70 0.00 0.00 0.00 0.00 42.00
1969-70 0.00 0.00 0.00 0.00 0.00 3.50 9.90 3.80 1.30 0.00 0.00 0.00 18.50
1970-71 0.00 0.00 0.00 0.00 1.60 2.30 4.00 0.60 4.90 0.00 0.00 0.00 13.40
1971-72 0.00 0.00 0.00 1.90 0.00 11.80 3.60 6.20 0.10 1.10 0.00 0.00 24.70
1972-73 0.00 0.00 0.00 0.00 0.00 12.60 2.20 5.90 0.00 0.10 0.00 0.00 20.80
1973-74 0.00 0.00 0.00 3.20 9.10 5.30 2.60 0.50 0.00 0.00 0.00 0.00 20.70
1974-75 0.00 0.00 0.00 0.00 0.00 0.00 16.60 3.30 0.00 2.20 0.00 0.00 22.10
1975-76 0.00 0.00 0.00 0.00 5.20 3.00 0.30 0.30 0.10 0.00 0.00 0.00 8.90
1976-77 0.00 0.00 0.00 0.00 0.00 1.00 3.10 0.50 0.40 0.00 0.00 0.00 5.00
1977-78 0.00 0.00 0.00 0.00 8.50 11.50 6.10 0.00 3.90 0.00 0.00 0.00 30.00
1978-79 0.00 0.00 0.00 0.00 9.00 7.40 14.70 2.20 0.00 0.00 0.00 0.00 33.30
1979-80 0.00 0.00 0.00 0.00 4.30 0.00 16.60 0.90 3.90 0.00 0.00 0.00 25.70
1980-81 0.00 0.00 0.00 0.00 2.00 2.70 3.60 1.20 0.00 0.00 0.00 0.00 9.50
1981-82 0.00 0.00 0.00 0.00 0.60 5.10 5.70 1.50 1.90 0.00 0.00 0.00 14.80
1982-83 0.00 0.00 0.00 0.00 0.00 1.60 0.20 0.90 0.00 0.00 0.00 0.00 2.70
1983-84 0.00 0.00 0.00 0.00 0.00 26.60 1.00 1.20 0.00 0.00 0.00 0.00 28.80
1984-85 0.00 0.00 0.00 0.00 0.00 6.20 0.80 12.70 0.60 0.00 0.00 0.00 20.30
1985-86 0.00 0.00 0.00 0.00 14.90 9.10 0.00 7.60 0.00 0.00 0.00 0.00 31.60
1986-87 0.00 0.00 0.00 0.00 1.20 6.80 5.80 0.00 0.00 0.00 0.00 0.00 13.80
1987-88 0.00 0.00 0.00 0.00 0.30 2.30 10.60 0.00 1.50 0.00 0.00 0.00 14.70
1988-89 0.00 0.00 0.00 0.00 0.00 0.00 4.30 4.90 4.00 0.00 0.00 0.00 13.20
1989-90 0.00 0.00 0.00 0.00 0.00 1.00 0.00 2.00 1.30 0.00 0.00 0.00 4.30
1990-91 0.00 0.00 0.00 0.00 0.00 6.40 1.60 0.00 0.60 0.00 0.00 0.00 8.60
1991-92 0.00 0.00 0.00 2.30 1.00 0.00 0.80 0.00 0.00 0.00 0.00 0.00 4.10
1992-93 0.00 0.00 0.00 0.00 0.20 7.60 25.10 14.80 1.80 0.00 0.00 0.00 49.50
1993-94 0.00 0.00 0.00 0.00 0.70 0.40 0.00 16.80 0.20 0.00 0.00 0.00 18.10
1994-95 0.00 0.00 0.00 0.00 0.60 3.80 2.00 7.20 0.00 0.00 0.00 0.00 13.60
1995-96 0.00 0.00 0.00 0.00 b 0.00 0.00 e 0.00 2.60 x 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1996-97 0.00 z 0.00 z 0.00 z 0.00 z 1.00 z 10.10 3.20 0.80 n 0.00 t 0.00 0.00 z 0.00 z 13.30
1997-98 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.20 0.00 z 0.00 0.00 z 0.00 z 0.00 z 0.00 z 4.20
1998-99 0.00 z 0.00 z 0.00 0.00 0.00 z 0.80 0.00 2.40 0.00 0.00 0.00 0.00 3.20
1999-00 0.00 0.00 0.00 0.00 0.00 0.50 4.90 a 0.00 b 1.00 0.00 0.00 0.00 6.40
2000-01 0.00 0.00 0.00 0.00 0.00 a 2.00 b 2.90 b 0.00 b 0.00 0.00 a 0.00 0.00 4.90
2001-02 0.00 0.00 0.00 0.00 0.00 1.90 a 1.50 0.00 0.30 0.00 0.00 0.00 3.70
2002-03 0.00 0.00 0.00 0.00 0.00 2.10 0.30 0.00 0.00 0.00 0.00 0.00 2.40
2003-04 0.00 0.00 0.00 0.00 0.10 13.90 10.00 2.20 0.00 0.00 0.00 0.00 26.20
2004-05 0.00 0.00 0.00 0.00 0.40 0.80 2.70 1.20 0.00 0.00 0.00 0.00 5.10
2005-06 0.00 0.00 0.00 0.00 0.20 1.60 0.00 0.00 0.00 0.00 0.00 0.00 1.80
2006-07 0.00 0.00 0.00 0.00 0.80 0.00 1.20 2.50 0.30 0.00 0.00 0.00 4.80
2007-08 0.00 0.00 0.00 0.00 8.70 8.10 10.70 4.30 2.80 0.00 0.00 0.00 34.60
2008-09 0.00 0.00 0.00 0.00 z 0.00 32.50 6.60 4.70 1.50 0.50 0.00 0.00 45.80
2009-10 0.00 0.00 0.00 0.00 0.00 6.70 0.00 0.00 0.00 0.00 0.00 0.00 6.70
2010-11 0.00 0.00 0.00 0.00 8.60 9.80 4.00 1.30 0.00 0.00 0.00 0.00 a 23.70
2011-12 0.00 b 0.00 0.00 z 0.00 1.60 0.10 2.70 0.90 2.30 0.00 0.00 0.00 7.60
2012-13 0.00 a 0.00 0.00 0.00 m 0.00 t 1.10 t 0.10 t 0.00 t 0.20 y 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.11 1.58 4.25 6.49 3.29 0.83 0.10 0.00 0.00 16.88
S.D. 0.00 0.00 0.00 0.50 3.03 5.44 7.85 4.09 1.29 0.37 0.00 0.00 11.57
SKEW 0.00 0.00 0.00 4.83 2.30 2.72 2.04 1.57 1.63 4.38 0.00 0.00 0.89
MAX 0.00 0.00 0.00 3.20 14.90 32.50 41.60 16.80 4.90 2.20 0.00 0.00 53.90
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 0.50
NO YRS 81 81 81 80 80 83 83 82 81 82 81 81 75