OWYHEE DAM, OR

Total of Snowfall (Inches)

(356405)

File last updated on April 19, 2024
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)JULAUGSEPOCTNOVDECJANFEBMARAPRMAYJUNANN
1934-35-----z-----z-----z-----z-----z-----z-----z5.30 0.00 0.00 0.00a0.00 5.30g
1935-360.00 0.00 0.00 1.00 2.00 -----z9.90 5.70a4.50 0.00 0.00 0.00 23.10a
1936-370.00 0.00 0.00 0.00 1.20 0.00 16.30t3.20x0.00 0.00 0.00 0.00 1.20b
1937-380.00 0.00 0.00 0.00 0.00 0.00 1.50 0.80 1.40 0.00 0.00 0.00 3.70
1938-390.00 0.00 0.00 0.00 0.00 0.00 1.20 1.70 0.00 0.00 0.00 0.00 2.90
1939-400.00 0.00 0.00 0.00 0.00 0.10 6.50 5.00 0.00 0.00 0.00 0.00 11.60
1940-410.00 0.00 0.00 0.00 0.50 0.40 4.10 0.00 0.00 0.00 0.00 0.00 5.00
1941-420.00 0.00 0.00 0.00 0.00 4.50 7.00 3.00 0.00 0.00 0.00 0.00 14.50
1942-430.00 0.00 0.00 0.00 3.00 6.00 12.00 2.00 0.00 0.00 0.00 0.00 23.00
1943-440.00 0.00 0.00 0.00 0.00 2.50 5.50 2.20 0.00 0.00 0.00 0.00 10.20
1944-450.00 0.00 0.00 0.00 0.00 0.50 7.70 0.00 0.50 0.00 0.00 0.00 8.70
1945-460.00 0.00 0.00 0.00 0.80 3.00 3.60 0.00 0.00 0.00 0.00 0.00 7.40
1946-470.00 0.00 0.00 0.00 0.00 0.00 6.60 0.00 0.00 0.00 0.00 0.00 6.60
1947-480.00 0.00 0.00 0.00 0.00 1.00 3.50 2.50 0.00 -----z0.00 0.00 7.00a
1948-490.00 0.00 0.00 0.00 0.00 10.00 2.50 7.30 0.00 0.00 0.00 0.00 19.80
1949-500.00 0.00 0.00 0.00 0.00 1.50 11.00 3.50 0.00 0.00 0.00 0.00 16.00
1950-510.00 0.00 0.00a0.00 0.00 0.00 5.00 0.00 3.40 0.00 0.00 0.00 8.40
1951-520.00 0.00 0.00 0.00 0.00 6.90 6.00 2.50 5.50 0.00 0.00 0.00 20.90
1952-530.00 0.00 0.00 0.00 0.00 2.20 0.00 0.00 0.00 0.00 0.00 0.00 2.20
1953-540.00 0.00 0.00 0.00 0.00 1.50 1.50 0.00 0.00 0.00 0.00 0.00 3.00
1954-550.00 0.00 0.00 0.00 0.00 2.10 5.40 6.00 0.00 0.00 0.00 0.00 13.50
1955-560.00 0.00 0.00 0.00 12.50 5.50 6.50b3.50 0.00 0.00 0.00 0.00 28.00
1956-570.00 0.00 0.00 0.00 0.00a0.00 14.00 7.30a0.00 0.00 0.00 0.00 21.30
1957-580.00 0.00 0.00 0.00 0.00 0.00d9.30a0.00 0.00 0.00h0.00 0.00 9.30a
1958-590.00 0.00 0.00 0.00 0.00 0.00 3.00 0.00 0.00 0.00 0.00 0.00 3.00
1959-600.00 0.00 0.00 0.00 0.00a3.00 12.10 1.00a0.00 0.00 0.00 0.00 16.10
1960-610.00 0.00 0.00 0.00a0.00 0.70 1.50 0.00 0.00 0.00 0.00 0.00 2.20
1961-620.00 0.00 0.00 0.00 0.80 1.40 8.20 1.00a0.00 0.00 0.00 0.00 11.40
1962-630.00 0.00 0.00 0.00 0.00 -----z5.00 1.50 0.00 0.00 0.00a0.00 6.50a
1963-640.00 0.00 0.00 0.00 0.00 5.30 14.20 0.00 6.00 0.00 0.00 0.00 25.50
1964-650.00 0.00 0.00 0.00 0.00 5.90 10.60 0.00 0.00 0.00 0.00 0.00 16.50
1965-660.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 0.00 0.00 1.00
1966-670.00 0.00 0.00 0.00 0.00 6.00 1.50 0.90 0.00 0.00 0.00 0.00 8.40
1967-680.00 0.00 0.00 0.00 2.00 3.50 3.10 0.00 0.00 0.00 0.00 0.00 8.60
1968-690.00 0.00 0.00 0.00 0.00 4.50 10.50 4.00 1.00 0.00 0.00 0.00 20.00
1969-700.00 0.00 0.00 0.00 0.00 2.50 3.00 0.00 0.00 0.00 0.00 0.00 5.50
1970-710.00 0.00 0.00 0.00 0.00 3.60 1.50 0.00 3.00 0.00 0.00 0.00 8.10
1971-720.00 0.00 0.00 0.00 0.00 9.00 4.60 2.50 0.00 0.00 0.00 0.00 16.10
1972-730.00 0.00 0.00 0.00 0.00 14.00 4.50 0.50 0.00 0.50 0.00 0.00 19.50
1973-740.00 0.00 0.00 0.00 1.50 2.50 3.50 0.50 0.50 0.00 0.00 0.00 8.50
1974-750.00 0.00 0.00 0.00 0.00 6.00 3.90 3.20 0.00 0.00 0.00 0.00 13.10
1975-760.00 0.00 0.00 0.00 3.30 4.70 6.80 2.70 4.00 0.00 0.00 0.00 21.50
1976-770.00 0.00 0.00 0.00 0.00 0.00 8.50 0.00 0.00 0.00 0.00 0.00 8.50
1977-780.00 0.00 0.00 0.00 6.00 3.50 5.00 2.00 0.00 0.00 0.00 0.00 16.50
1978-790.00 0.00 0.00 0.00 0.00 3.50 13.70 1.30 0.00 0.00 0.00 0.00 18.50
1979-800.00 0.00 0.00 0.00 4.70 2.50 4.50 0.50 0.00 0.00 0.00 0.00 12.20
1980-810.00 0.00 0.00 0.00 1.50 2.00 0.50 0.80 0.00 0.00 0.00 0.00 4.80
1981-820.00 0.00 0.00 0.00 0.00 15.60 6.50 2.30 0.50 0.00 0.00 0.00 24.90
1982-830.00b0.00 0.00 0.00 0.00 -----z-----z0.00 0.00 0.00 0.00 0.00 0.00b
1983-840.00 0.00 0.00 0.00 0.00 -----z0.00c0.00 0.00 0.00 0.00 0.00 0.00a
1984-850.00 0.00 0.00 0.00 0.00 -----z0.00b-----z0.00 0.00 0.00 0.00 0.00b
1985-860.00 0.00 0.00 0.00 -----z-----z-----z-----z0.00 0.00 0.00 0.00 0.00d
1986-870.00 0.00 0.00a0.00 0.00 -----z0.00 0.00 0.00 0.00 0.00 0.00 0.00a
1987-880.00 0.00 0.00 0.00 0.00 0.00 -----z0.00 0.00 0.00 0.00 0.00 0.00a
1988-890.00 0.00 0.00 0.00 0.00 -----z0.00 -----z0.00 0.00 0.00 0.00 0.00b
1989-900.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1990-910.00 0.00 0.00 0.00 0.00 -----z0.00c0.00 0.00 0.00 0.00 0.00 0.00a
1991-920.00 0.00 0.00 0.00 0.00 0.00a0.00 0.00l0.00 0.00 0.00 0.00 0.00a
1992-930.00 0.00 0.00 0.00 0.00a0.00a-----z-----z0.00a0.00 0.00 0.00 0.00b
1993-940.00 0.00 0.00 0.00 0.00a0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1994-950.00 0.00 0.00 0.00 -----z-----z0.00c0.00 0.00 0.00 0.00 0.00 0.00b
1995-960.00 0.00 0.00 -----z0.00 0.00a-----z0.00c0.00 0.00 0.00 0.00 0.00b
1996-970.00 0.00 0.00 0.00 -----z0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00a
1997-980.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1998-990.00 0.00 0.00 0.00 0.00 0.00b0.00 0.00 0.00 0.00 -----z0.00 0.00a
1999-000.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2000-010.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -----z0.00 0.00a
2001-020.00 0.00 0.00 0.00 0.00 0.00b0.00 0.00 0.00 0.00 0.00 0.00 0.00
2002-030.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2003-040.00 0.00 0.00 0.00 0.00 0.00 10.60 3.10a0.00 0.00 0.00 0.00 13.70
2004-050.00 0.00 0.00 0.00 0.00 0.00 0.00a0.00 0.00 0.00 0.00 0.00 0.00
2005-060.00 0.00 0.00 0.00 0.00 3.70c0.70 0.00 0.50 0.00 0.00 0.00 4.90
2006-070.00 0.00 0.00 0.00 0.00 0.50 0.00 0.00 0.00 0.00 0.00 0.00 0.50
2007-080.00 0.00 0.00 0.00a0.00 2.00a9.40 5.70 0.70 0.00 0.00 -----z17.80a
2008-090.00 0.00 0.00 0.00 0.00 11.50 5.80 1.50 0.00 0.00 0.00 0.00 18.80
2009-100.00 0.00 0.00 0.00 0.50 8.20 7.60 0.00 0.00 0.00 0.00 0.00 16.30
2010-110.00 0.00 0.00 0.00 1.70 16.60 -----z1.50y-----z-----z-----z-----z18.30f
2011-12-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2012-13-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2013-14-----z-----z-----z-----z-----z-----z-----z10.60v-----z-----z-----z-----z0.00l
2014-15-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2015-16-----z-----z-----z-----z-----z4.60v-----z-----z-----z-----z-----z-----z0.00l
2016-17-----z-----z-----z-----z-----z14.30u22.30n3.50o-----z-----z-----z-----z0.00l
2017-18-----z-----z-----z-----z-----z4.70u0.00o2.80g0.80 0.00 0.00 0.00a0.80h
2018-190.00a0.00 0.00 0.00 0.00 1.30 0.00 2.50 0.00 0.00 0.00 0.00 3.80
2019-200.00 0.00 0.00 0.00 0.50a5.70 1.00a0.30 0.00 0.00 0.00 0.00 7.50
2020-210.00 0.00 0.00a0.00 0.00 2.30 0.80 7.20a0.00 0.00 0.00 0.00 10.30
2021-220.00 0.00 0.00 0.00 0.00 2.20 0.50 6.00 2.60a0.00a0.00 0.00 11.30
2022-230.00 0.00 0.00 0.00 1.30 7.20 1.90 0.00a1.50a0.00 0.00 0.00 11.90
2023-240.00 0.00 0.00 0.00a0.00a1.60 10.50a0.00 0.00a0.00m-----z-----z12.10c
Period of Record Statistics
MEAN0.00 0.00 0.00 0.01 0.55 2.92 4.20 1.45 0.44 0.01 0.00 0.00 10.44
S.D.0.00 0.00 0.00 0.11 1.72 3.80 4.19 2.08 1.22 0.06 0.00 0.00 7.68
SKEW0.00 0.00 0.00 8.83 5.01 1.79 0.73 1.45 3.16 8.78 0.00 0.00 0.34
MAX0.00 0.00 0.00 1.00 12.50 16.60 14.20 7.30 6.00 0.50 0.00 0.00 28.00
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
YRS82 82 82 81 79 72 75 76 83 80 80 81 59