CHELAN sta,

Monthly Total Snowfall (Inches)

(454430)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195804
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
1890-91 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
1891-92 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 14.50 11.30 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 25.80
1892-93 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 5.00 z 15.50 10.70 5.00 0.00 z 0.00 z 31.20
1893-94 0.00 z 0.00 z 0.00 z 0.00 z 20.50 6.50 5.30 8.00 7.00 0.00 z 0.00 z 0.00 z 47.30
1894-95 0.00 z 0.00 z 0.00 z 0.00 z 1.00 16.00 14.50 0.00 1.50 0.00 z 0.00 z 0.00 z 33.00
1895-96 0.00 z 0.00 z 0.00 z 0.00 z 4.00 15.50 20.00 0.00 7.00 0.00 z 0.00 z 0.00 z 46.50
1896-97 0.00 z 0.00 z 0.00 z 0.00 z 12.00 7.50 8.00 19.00 3.00 0.00 z 0.00 z 0.00 z 49.50
1897-98 0.00 z 0.00 z 0.00 z 0.00 z 15.50 30.50 3.00 10.00 0.00 0.00 z 0.00 z 0.00 z 59.00
1898-99 0.00 z 0.00 z 0.00 z 0.00 z 4.00 13.50 26.50 8.00 0.00 z 0.00 z 0.00 z 0.00 z 52.00
1899-00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 12.00 3.50 2.50 0.00 0.00 0.00 z 0.00 18.00
1900-01 0.00 z 0.00 z 0.00 z 0.00 0.60 0.00 12.50 11.00 0.00 z 0.00 z 0.00 0.00 24.10
1901-02 0.00 0.00 0.00 0.00 z 2.00 1.50 2.00 19.00 0.00 0.00 0.00 0.00 24.50
1902-03 0.00 0.00 0.00 0.00 5.00 36.00 12.50 3.50 1.00 0.00 0.00 z 0.00 z 58.00
1903-04 0.00 z 0.00 z 0.00 z 0.00 z 19.50 3.50 15.50 32.00 18.00 0.00 z 0.00 z 0.00 z 88.50
1904-05 0.00 z 0.00 0.00 z 0.00 z 0.00 20.00 16.40 0.60 1.50 0.00 0.00 z 0.00 z 38.50
1905-06 0.00 z 0.00 z 0.00 z 0.00 z 3.00 12.50 11.00 z 3.00 0.00 z 0.00 z 0.00 z 0.00 z 18.50
1906-07 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 42.50 13.50 9.50 4.50 0.00 0.00 0.00 z 70.00
1907-08 0.00 z 0.00 z 0.00 z 0.00 z 2.00 12.00 14.00 3.50 1.00 0.00 z 0.00 z 0.00 z 32.50
1908-09 0.00 z 0.00 z 0.00 0.00 0.00 4.50 y 20.50 11.50 0.00 z 0.00 0.00 0.00 z 32.00
1909-10 0.00 0.00 z 0.00 z 0.00 5.00 16.00 8.00 8.50 0.00 0.00 0.00 0.00 37.50
1910-11 0.00 0.00 0.00 z 0.00 z 14.50 6.00 5.50 9.50 2.00 z 0.00 0.00 z 0.00 z 35.50
1911-12 0.00 z 0.00 z 0.00 z 0.00 z 8.00 v 19.50 21.50 3.50 0.00 0.00 z 0.00 z 0.00 z 44.50
1912-13 0.00 z 0.00 z 0.00 z 0.00 0.50 10.00 17.00 4.00 0.50 0.00 0.00 z 0.00 z 32.00
1913-14 0.00 z 0.00 z 0.00 z 0.00 6.00 15.50 31.50 3.00 0.00 0.00 z 0.00 z 0.00 z 56.00
1914-15 0.00 z 0.00 0.00 z 0.00 z 2.50 4.50 18.00 10.50 0.00 z 0.00 z 0.00 z 0.00 z 35.50
1915-16 0.00 z 0.00 0.00 z 0.00 27.00 21.50 16.00 41.50 13.00 0.00 0.00 z 0.00 119.00
1916-17 0.00 z 0.00 0.00 0.00 5.00 12.00 4.50 11.00 7.50 0.00 z 0.00 z 0.00 40.00
1917-18 0.00 0.00 z 0.00 z 0.00 6.50 18.50 4.50 8.00 0.00 z 0.00 z 0.00 z 0.00 z 37.50
1918-19 0.00 z 0.00 z 0.00 z 0.00 1.00 3.00 6.00 z 16.00 1.00 z 0.00 0.00 z 0.00 z 20.00
1919-20 0.00 z 0.00 z 0.00 0.00 1.00 3.00 4.80 0.00 0.00 z 0.00 z 0.00 z 0.00 z 8.80
1920-21 0.00 z 0.00 0.00 z 0.00 0.50 9.00 9.50 z 0.00 z 0.00 0.00 z 0.00 z 0.00 z 9.50
1921-22 0.00 z 0.00 z 0.00 0.00 13.00 2.50 0.00 z 7.50 z 0.00 0.00 z 0.00 z 0.00 15.50
1922-23 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 5.00 0.00 0.00 0.00 z 0.00 5.00
1923-24 0.00 0.00 z 0.00 z 0.00 z 0.00 16.00 10.00 z 1.00 0.00 z 0.00 0.00 z 0.00 17.00
1924-25 0.00 z 0.00 z 0.00 z 0.00 z 2.00 11.00 17.50 0.00 0.00 0.00 0.00 0.00 z 30.50
1925-26 0.00 z 0.00 z 0.00 z 0.00 z 2.30 z 0.50 10.10 y 0.30 z 0.00 z 0.00 0.00 z 0.00 z 0.50
1926-27 0.00 z 0.00 z 0.00 z 0.00 z 3.00 10.80 12.20 u 11.10 t 0.00 0.00 z 0.00 z 0.00 z 13.80
1927-28 0.00 z 0.00 z 0.00 z 0.00 z 11.60 y 8.60 s 8.00 z 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1928-29 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 17.00 6.20 u 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 17.00
1929-30 0.00 0.00 z 0.00 z 0.00 z 0.00 z 16.50 u 3.80 z 7.40 w 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1930-31 0.00 z 0.00 z 0.00 z 0.50 3.80 4.70 y 25.50 3.10 w 0.50 z 0.00 z 0.00 z 0.00 z 29.80
1931-32 0.00 z 0.00 z 0.00 z 0.00 z 5.80 37.80 8.30 0.50 2.50 0.00 z 0.00 z 0.00 z 54.90
1932-33 0.00 z 0.00 z 0.00 z 0.00 z 0.00 15.70 11.40 r 4.20 3.20 0.00 z 0.00 0.00 23.10
1933-34 0.00 0.00 0.00 0.00 z 0.00 z 5.30 u 4.90 z 0.60 y 0.00 0.00 0.00 0.00 z 0.00
1934-35 0.00 z 0.00 z 0.00 0.00 1.00 6.50 14.10 w 5.00 5.30 z 0.00 z 0.00 z 0.00 z 12.50
1935-36 0.00 z 0.00 z 0.00 z 0.00 z 2.00 z 6.60 z 15.40 u 13.60 p 1.30 0.00 z 0.00 z 0.00 z 1.30
1936-37 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.20 t 20.60 q 16.80 6.00 0.20 0.00 z 0.00 z 23.00
1937-38 0.00 z 0.00 z 0.00 z 0.00 z 0.40 z 10.60 z 8.00 17.00 n 3.50 z 0.00 z 0.00 0.00 z 8.00
1938-39 0.00 z 0.00 z 0.00 z 0.00 z 0.30 4.00 z 3.30 4.90 u 5.50 0.00 z 0.00 z 0.00 z 9.10
1939-40 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.00 9.10 w 12.10 s 0.00 z 0.00 z 0.00 z 0.00 z 6.00
1940-41 0.00 z 0.00 z 0.00 z 0.00 6.00 y 13.00 w 1.50 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 0.00 z 15.50 10.00 7.00 0.00 0.00 z 0.00 z 0.00 z 32.50
1942-43 0.00 z 0.00 z 0.00 z 0.00 z 17.50 32.00 11.50 17.00 0.00 0.00 0.00 0.00 78.00
1943-44 0.00 0.00 0.00 0.00 0.00 2.50 9.00 9.00 0.00 0.00 0.00 0.00 20.50
1944-45 0.00 0.00 0.00 0.00 3.00 0.70 3.70 9.30 1.00 0.00 0.00 0.00 17.70
1945-46 0.00 0.00 0.00 0.00 12.00 10.60 12.30 7.00 0.00 0.00 0.00 0.00 41.90
1946-47 0.00 0.00 z 0.00 0.00 21.30 4.00 15.00 7.00 1.00 0.50 0.00 0.00 48.80
1947-48 0.00 0.00 0.00 0.00 1.00 9.70 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 10.70
1948-49 0.00 0.00 0.00 0.00 3.50 28.90 3.00 18.30 3.50 a 0.00 0.00 0.00 57.20
1949-50 0.00 0.00 0.00 0.00 0.00 9.50 18.30 9.00 3.80 0.00 0.00 0.00 40.60
1950-51 0.00 0.00 0.00 0.00 4.10 12.00 13.80 a 7.50 10.00 0.00 0.00 0.00 47.40
1951-52 0.00 0.00 0.00 0.00 6.50 19.20 31.70 6.60 0.00 0.00 0.00 0.00 64.00
1952-53 0.00 0.00 0.00 0.00 0.00 20.00 19.00 4.00 1.00 0.00 0.00 0.00 44.00
1953-54 0.00 0.00 0.00 0.00 4.00 6.00 18.00 5.50 1.50 0.00 0.00 0.00 35.00
1954-55 0.00 0.00 0.00 0.00 0.00 2.00 14.10 2.00 4.20 4.00 0.00 0.00 26.30
1955-56 0.00 0.00 0.00 0.00 21.50 49.50 33.00 11.00 2.00 0.00 0.00 0.00 117.00
1956-57 0.00 0.00 0.00 0.00 9.50 3.50 14.50 13.50 12.80 0.00 0.00 0.00 53.80
1957-58 0.00 0.00 0.00 6.00 0.00 15.00 13.10 1.00 3.00 0.00 0.00 z 0.00 z 38.10
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.20 5.71 13.58 13.47 8.45 3.01 0.29 0.00 0.00 47.12
S.D. 0.00 0.00 0.00 1.05 7.01 10.90 7.85 7.90 4.19 1.10 0.00 0.00 26.20
SKEW 0.00 0.00 0.00 5.42 1.42 1.31 0.66 1.94 1.77 3.72 0.00 0.00 1.54
MAX 0.00 0.00 0.00 6.00 27.00 49.50 33.00 41.50 18.00 5.00 0.00 0.00 117.00
MIN 0.00 0.00 0.00 0.00 0.00 0.00 2.00 0.00 0.00 0.00 0.00 0.00 17.70
NO YRS 24 24 24 33 51 55 47 52 46 33 23 25 12