WALLOWA st,

Monthly Total Snowfall (Inches)

(358997)

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
1902-03 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 9.60 b 0.00 z 0.00 z 0.00 z 9.60
1903-04 0.00 z 0.00 z 0.00 z 0.00 z 13.50 7.50 22.00 22.00 10.00 0.00 z 0.00 z 0.00 75.00
1904-05 0.00 z 0.00 z 0.00 0.00 z 0.00 z 13.50 4.70 4.00 4.90 0.00 0.00 0.00 z 27.10
1905-06 0.00 0.00 z 0.00 z 0.50 6.50 14.80 18.20 6.00 6.60 y 0.50 0.00 0.00 46.50
1906-07 0.00 0.00 0.00 0.50 6.50 16.50 21.10 s 11.50 4.40 o 0.30 0.00 z 0.00 35.30
1907-08 0.00 z 0.00 z 0.00 z 0.00 z 0.00 9.80 2.00 6.10 4.70 q 0.60 x 0.00 0.00 z 17.90
1908-09 0.00 z 0.00 z 0.00 0.50 2.30 5.60 w 18.80 5.10 k 11.30 2.90 w 0.00 0.00 z 32.90
1909-10 0.00 z 0.00 z 0.00 z 1.20 5.00 14.00 16.20 25.50 0.70 1.00 0.00 z 0.00 z 63.60
1910-11 0.00 z 0.00 z 0.00 z 0.00 z 10.50 5.30 9.20 12.30 0.60 4.20 z 0.00 z 0.00 z 37.90
1911-12 0.00 z 0.00 z 0.00 z 0.00 z 10.70 x 14.70 19.80 5.00 6.50 0.40 0.00 z 0.00 z 46.40
1912-13 0.00 z 0.00 z 0.00 z 1.00 0.60 z 17.00 29.30 17.60 8.40 1.50 0.00 z 0.00 z 74.80
1913-14 0.00 z 0.00 z 0.00 z 3.00 3.50 11.00 10.50 15.00 0.00 0.00 0.00 z 0.00 z 43.00
1914-15 0.00 z 0.00 0.00 z 0.00 2.00 z 4.00 7.50 0.00 0.00 3.00 0.00 0.00 14.50
1915-16 0.00 0.00 0.00 0.00 z 11.00 15.50 19.10 28.50 3.50 0.00 0.00 0.00 77.60
1916-17 0.00 0.00 0.00 z 0.00 z 0.30 21.00 11.30 v 21.50 s 11.10 v 3.30 z 0.50 0.00 z 21.80
1917-18 0.00 0.00 0.00 0.00 2.00 3.50 11.80 8.30 4.00 0.00 0.00 0.00 29.60
1918-19 0.00 0.00 0.00 0.00 z 3.00 5.10 z 2.50 13.30 7.80 0.00 0.00 0.00 26.60
1919-20 0.00 0.00 0.00 z 6.70 z 8.00 18.50 3.50 2.10 2.80 7.70 0.00 0.00 z 42.60
1920-21 0.00 z 0.00 0.00 0.00 1.50 6.90 20.10 41.30 3.20 0.20 0.00 0.00 73.20
1921-22 0.00 0.00 0.60 0.00 36.80 x 5.80 16.60 17.40 12.50 3.10 0.00 0.00 56.00
1922-23 0.00 0.00 0.00 z 0.00 0.40 23.90 5.00 17.80 9.80 1.00 0.00 0.00 57.90
1923-24 0.00 0.00 0.00 0.00 0.00 11.70 y 14.10 0.00 6.50 0.00 0.00 0.00 20.60
1924-25 0.00 0.00 0.00 0.00 16.50 18.10 28.00 0.00 0.00 0.00 0.00 0.00 62.60
1925-26 0.00 0.00 0.00 0.00 0.00 9.20 7.30 3.70 0.00 0.00 0.00 0.00 20.20
1926-27 0.00 0.00 0.00 0.00 4.50 45.20 27.60 9.80 6.00 2.90 0.00 0.00 96.00
1927-28 0.00 0.00 0.00 0.00 z 1.50 27.60 9.50 5.30 5.50 5.60 0.00 0.00 z 55.00
1928-29 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 41.10 t 13.70 11.10 10.10 0.00 0.00 z 34.90
1929-30 0.00 0.00 z 0.00 z 0.00 z 0.00 8.30 v 25.50 13.50 4.30 0.00 0.00 0.00 z 43.30
1930-31 0.00 z 0.00 0.00 0.00 7.00 20.30 16.10 11.10 4.40 0.00 0.00 0.00 58.90
1931-32 0.00 0.00 z 0.00 0.50 10.30 y 34.10 s 28.60 r 35.80 10.20 5.00 0.00 0.00 51.50
1932-33 0.00 0.00 0.00 0.00 3.50 17.20 22.70 35.30 1.90 6.00 0.50 0.00 87.10
1933-34 0.00 0.00 0.00 0.00 0.80 8.00 0.40 0.00 0.00 1.50 0.00 0.00 z 10.70
1934-35 0.00 0.00 z 2.30 0.00 6.10 6.90 10.50 3.00 9.30 0.00 0.00 0.00 38.10
1935-36 0.00 0.00 0.00 5.40 2.00 5.50 35.50 u 32.90 q 24.50 6.80 0.00 0.00 44.20
1936-37 0.00 0.00 0.00 0.00 0.00 12.40 61.50 k 28.80 2.00 12.00 0.00 0.00 55.20
1937-38 0.00 0.00 0.00 0.00 0.00 5.40 z 4.90 23.10 7.50 0.00 0.00 0.00 35.50
1938-39 0.00 0.00 z 0.00 0.00 5.70 1.00 7.50 x 31.90 m 17.40 1.50 0.00 0.00 25.60
1939-40 0.00 0.00 0.00 7.50 0.00 7.00 18.30 t 9.50 0.00 0.00 0.00 0.00 24.00
1940-41 0.00 0.00 0.00 0.00 z 11.50 0.00 z 12.20 2.50 0.00 0.00 0.00 0.00 26.20
1941-42 0.00 0.00 z 0.00 0.00 0.40 6.30 z 11.00 z 16.60 7.00 2.00 0.00 0.00 26.00
1942-43 0.00 z 0.00 0.00 0.00 22.00 12.60 26.20 1.30 0.00 0.00 0.00 0.00 62.10
1943-44 0.00 0.00 0.00 0.00 0.00 0.80 0.00 13.50 4.60 2.10 0.00 0.00 21.00
1944-45 0.00 0.00 0.00 0.00 1.20 4.50 3.00 0.00 y 2.60 6.60 0.00 0.00 17.90
1945-46 0.00 0.00 0.00 0.00 0.00 z 0.00 z 11.10 8.00 2.50 0.00 0.00 0.00 21.60
1946-47 0.00 z 0.00 z 0.00 0.00 5.50 0.00 z 0.00 0.00 2.80 0.00 0.00 0.00 8.30
1947-48 0.00 0.00 z 0.00 0.00 5.20 10.50 0.00 z 4.00 7.00 z 9.00 0.00 0.00 28.70
1948-49 0.00 z 0.00 z 0.00 z 0.00 z 2.00 16.70 6.10 0.00 h 0.00 0.00 0.00 0.00 24.80
1949-50 0.00 0.00 0.00 0.00 0.00 6.80 d 0.00 z 0.00 j 0.00 0.00 0.00 s 0.00 6.80
1950-51 0.00 z 0.00 0.00 0.00 0.00 z 4.50 17.90 c 0.00 z 2.00 z 0.00 0.00 0.00 z 22.40
1951-52 0.00 0.00 0.00 0.00 5.00 7.00 z 0.00 z 0.00 y 7.00 0.00 0.00 0.00 12.00
1952-53 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 z 3.50 i 0.50 0.00 0.00 0.00 0.50
1953-54 0.00 0.00 0.00 0.00 0.00 1.70 18.70 c 0.00 0.00 0.00 0.00 0.00 20.40
1954-55 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 3.00 0.00 0.00 3.00
1955-56 0.00 0.00 0.00 2.40 13.80 16.40 28.80 19.10 5.00 0.00 0.00 0.00 85.50
1956-57 0.00 0.00 0.00 0.00 2.00 7.80 26.30 12.90 3.30 0.00 0.00 0.00 52.30
1957-58 0.00 0.00 0.00 0.00 2.90 d 14.00 10.20 1.10 2.30 0.00 0.00 0.00 30.50
1958-59 0.00 0.00 0.00 0.00 3.00 1.90 12.60 5.10 4.10 0.50 0.00 0.00 27.20
1959-60 0.00 0.00 0.00 0.00 2.60 3.30 18.00 11.50 13.00 0.00 0.00 0.00 48.40
1960-61 0.00 0.00 0.00 0.00 4.50 3.00 1.50 3.50 4.50 0.00 0.00 0.00 17.00
1961-62 0.00 0.00 0.00 0.00 19.50 8.50 a 6.30 3.00 7.00 0.00 0.00 0.00 44.30
1962-63 0.00 0.00 0.00 0.00 3.00 1.00 f 5.00 1.00 2.00 0.00 0.00 0.00 11.00
1963-64 0.00 0.00 0.00 0.00 2.00 11.50 24.00 8.00 3.00 0.00 0.00 0.00 48.50
1964-65 0.00 z 0.00 0.00 0.00 7.50 30.00 18.50 1.50 5.50 0.00 0.00 0.00 63.00
1965-66 0.00 0.00 0.00 0.00 2.00 10.50 7.00 13.50 8.00 0.00 0.00 0.00 41.00
1966-67 0.00 0.00 0.00 2.00 1.00 7.50 8.70 0.00 18.00 0.00 z 0.00 z 0.00 z 37.20
1967-68 0.00 z 0.00 0.00 0.00 0.50 5.50 10.00 0.00 0.00 0.00 0.00 0.00 16.00
1968-69 0.00 0.00 0.00 0.00 4.50 24.00 21.80 6.50 4.00 0.00 0.00 0.00 60.80
1969-70 0.00 0.00 0.00 0.00 1.50 9.60 4.70 8.50 2.00 0.00 0.00 0.00 26.30
1970-71 0.00 0.00 0.00 0.00 1.50 15.70 10.50 1.80 7.50 0.50 0.00 0.00 37.50
1971-72 0.00 0.00 0.00 2.50 9.70 25.50 18.50 10.50 10.50 2.00 0.00 0.00 79.20
1972-73 0.00 0.00 0.00 2.00 0.30 6.50 4.50 3.50 1.00 1.50 0.00 0.00 19.30
1973-74 0.00 0.00 0.00 0.00 20.20 16.50 4.00 0.00 2.00 0.00 0.00 0.00 42.70
1974-75 0.00 0.00 0.00 0.00 2.00 8.50 17.50 14.20 7.50 12.00 0.00 0.00 61.70
1975-76 0.00 0.00 0.00 1.00 17.60 3.50 27.50 9.00 7.50 1.00 0.00 0.00 67.10
1976-77 0.00 0.00 0.00 0.00 0.00 0.00 10.50 0.00 6.00 0.00 0.00 0.00 16.50
1977-78 0.00 0.00 0.00 0.00 12.50 12.00 8.50 2.50 0.50 0.00 0.00 0.00 36.00
1978-79 0.00 0.00 0.00 0.00 6.00 14.00 15.00 14.50 2.00 2.50 0.00 0.00 54.00
1979-80 0.00 0.00 0.00 0.00 16.50 3.00 15.50 5.50 2.20 0.00 0.00 0.00 42.70
1980-81 0.00 0.00 0.00 0.00 2.00 7.80 3.00 3.50 0.00 0.00 0.00 0.00 16.30
1981-82 0.00 0.00 0.00 0.00 8.00 11.50 13.50 3.00 3.00 1.50 0.00 0.00 40.50
1982-83 0.00 0.00 0.00 0.00 2.00 9.00 7.00 9.80 0.00 0.00 0.00 0.00 27.80
1983-84 0.00 0.00 0.00 0.00 4.00 21.00 4.50 4.50 2.00 0.00 0.00 0.00 36.00
1984-85 0.00 0.00 0.00 0.00 9.00 22.00 5.50 14.50 5.50 3.00 0.00 0.00 59.50
1985-86 0.00 0.00 0.00 0.00 13.00 4.50 15.00 9.50 0.00 0.00 3.50 0.00 45.50
1986-87 0.00 0.00 0.00 0.00 0.00 3.00 22.00 12.50 0.00 0.00 0.00 0.00 37.50
1987-88 0.00 0.00 0.00 0.00 0.00 6.50 14.50 3.00 0.50 0.00 0.00 0.00 24.50
1988-89 0.00 0.00 0.00 0.00 6.00 11.00 19.30 8.00 7.00 0.00 0.00 0.00 51.30
1989-90 0.00 0.00 0.00 0.00 0.00 0.00 15.00 5.00 2.50 0.00 0.00 0.00 22.50
1990-91 0.00 0.00 0.00 0.00 7.50 13.50 2.50 0.00 8.00 0.00 0.00 0.00 31.50
1991-92 0.00 0.00 0.00 2.00 11.00 a 0.00 1.00 0.00 0.00 1.00 0.00 0.00 15.00
1992-93 0.00 0.00 0.00 0.00 8.00 20.00 a 32.50 5.50 a 1.00 0.50 0.00 0.00 67.50
1993-94 0.00 0.00 0.00 0.00 4.10 9.50 10.50 15.50 0.00 0.00 0.00 0.00 39.60
1994-95 0.00 0.00 0.00 0.00 17.10 10.50 a 6.50 5.00 2.00 1.00 0.00 0.00 42.10
1995-96 0.00 0.00 0.00 0.00 4.00 7.00 a 12.70 4.50 7.00 0.00 0.00 0.00 35.20
1996-97 0.00 0.00 0.00 0.00 a 8.00 0.00 z 0.00 z 1.00 c 3.50 0.00 0.00 0.00 z 12.50
1997-98 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
1998-99 0.00 z 0.00 z 0.00 0.00 a 1.00 17.50 8.00 a 33.00 5.30 1.50 0.50 0.00 b 66.80
1999-00 0.00 a 0.00 0.00 0.00 0.00 8.60 32.30 4.00 4.00 0.00 b 0.00 0.00 48.90
2000-01 0.00 0.00 0.00 0.00 5.00 11.80 a 18.80 6.80 1.50 6.00 0.00 0.00 49.90
2001-02 0.00 0.00 0.00 0.00 6.20 17.90 12.50 6.30 0.20 0.00 0.80 0.00 43.90
2002-03 0.00 0.00 0.00 0.30 0.00 16.10 0.30 3.00 0.30 0.00 z 0.00 0.00 20.00
2003-04 0.00 0.00 0.00 0.00 6.50 23.20 20.90 a 9.10 0.90 0.00 0.00 0.00 60.60
2004-05 0.00 0.00 0.00 0.00 2.50 4.00 1.40 a 1.10 0.30 0.00 0.00 0.00 9.30
2005-06 0.00 0.00 0.00 0.00 5.70 7.80 0.00 z 2.00 5.00 3.00 0.00 0.00 23.50
2006-07 0.00 0.00 0.00 0.00 9.80 3.10 3.80 a 3.30 6.00 0.00 0.00 0.00 26.00
2007-08 0.00 0.00 0.00 0.00 9.10 18.30 18.00 7.20 8.30 4.50 0.00 0.00 65.40
2008-09 0.00 0.00 0.00 0.50 0.00 38.80 b 31.40 5.50 9.30 3.00 a 0.00 0.00 88.50
2009-10 0.00 0.00 0.00 1.50 1.80 16.60 a 10.10 1.00 a 2.60 0.80 0.50 0.00 34.90
2010-11 0.00 0.00 0.00 0.00 19.90 26.60 a 3.60 z 17.80 q 2.30 y 5.50 u 0.00 z 0.00 z 46.50
2011-12 0.00 z 0.00 z 0.00 z 0.00 z 6.10 x 0.50 z 15.40 x 6.50 r 8.50 x 7.00 z 0.00 z 0.00 z 0.00
2012-13 0.00 z 0.00 z 0.00 z 9.00 z 0.00 z 6.00 n 10.80 5.50 u 0.00 z 0.00 z 0.00 z 0.00 z 10.80
Period of Record Statistics
MEAN 0.00 0.00 0.03 0.37 5.12 11.93 13.05 8.80 4.47 1.40 0.06 0.00 43.30
S.D. 0.00 0.00 0.25 1.11 5.48 8.35 8.57 8.86 4.45 2.63 0.37 0.00 20.73
SKEW 0.00 0.00 8.68 4.33 1.29 1.21 0.43 1.57 1.55 2.40 8.20 0.00 0.66
MAX 0.00 0.00 2.30 7.50 22.00 45.20 32.50 41.30 24.50 12.00 3.50 0.00 96.00
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 9.30
NO YRS 87 87 92 93 98 91 91 95 100 99 97 89 53