N WILLAMETTE EXP STN, OR

Total of Snowfall (Inches)

(356151)

File last updated on March 29, 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
1962-63-----z-----z-----z-----z-----z-----z4.00a0.00 0.00 -----z0.00 0.00 4.00g
1963-640.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1964-650.00 0.00 0.00 0.00 0.00 6.60 0.00 0.00 0.00 0.00 0.00 0.00 6.60
1965-660.00 0.00 0.00 0.00 0.00 0.00 0.40 0.00 2.00 0.00 0.00 0.00 2.40
1966-670.00 0.00 0.00 0.00 0.00 0.00 0.00a0.00 0.00 0.00 0.00 0.00 0.00
1967-680.00 0.00 0.00 0.00 0.00 0.00 0.00a0.00 0.00 0.00 0.00 0.00 0.00
1968-690.00 0.00 0.00 0.00 0.00 7.20a22.00 0.00 0.00 0.00 0.00 0.00 29.20
1969-700.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1970-710.00 0.00 0.00 0.00 0.00a0.00 9.00 2.00 0.50 0.00 0.00 0.00 11.50
1971-720.00 0.00 0.00 0.00 0.00 4.00 1.00 0.50 0.00 0.00 0.00 0.00 5.50
1972-730.00 0.00 0.00 0.00 0.00 5.50 0.50 0.00 0.00 0.00 0.00 0.00 6.00
1973-740.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1974-750.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1975-760.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00
1976-770.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1977-780.00 0.00 0.00 0.00 0.00a0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1978-790.00 0.00 0.00 0.00 1.20 2.50 0.20 0.00 0.00 0.00 0.00 0.00 3.90
1979-800.00 0.00 0.00 0.00 0.00 0.00 2.50 0.00 0.00 0.00 0.00 0.00 2.50
1980-810.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1981-820.00 0.00 0.00 0.00 0.00 0.40 0.00c0.00 0.00 0.00 0.00 0.00 0.40
1982-830.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1983-840.00 0.00 0.00 0.00 0.00 0.70 0.00 0.00 0.00 0.00 0.00 0.00 0.70
1984-850.00 0.00 0.00 0.00 0.00 0.00 0.00 2.40 0.00 0.00 0.00 0.00 2.40
1985-860.00 0.00 0.00 0.00 0.70 1.00a0.00 3.20a0.00 0.00 0.00 0.00 4.90
1986-870.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1987-880.00 0.00 0.00 0.00 0.00 1.80 0.00 0.00 0.00 0.00 0.00 0.00 1.80
1988-890.00 0.00 0.00 0.00 0.00 0.00 0.00 -----z0.00 0.00 0.00 0.00 0.00a
1989-900.00 0.00 0.00 0.00 0.00 0.00 0.00 -----z0.00 0.00 0.00 0.00 0.00a
1990-910.00 0.00 0.00 0.00 0.00 -----z0.00 0.00 0.00 0.00 0.00 0.00 0.00a
1991-920.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1992-930.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00e0.00 0.00 0.00 0.00 0.00
1993-940.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1994-950.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00b0.00 0.00 0.00 0.00 0.00
1995-96-----z-----z-----z0.00 0.00 0.00 -----z-----z-----z0.00 -----z0.00 0.00g
1996-97-----z-----z-----z-----z0.00 -----z0.00 0.00 0.00 0.00 0.00 0.00 0.00e
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 0.00a0.00a0.00 0.00 0.00 0.00 0.00 0.00
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 -----z0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00a
2001-020.00 0.00 0.00 0.00 -----z-----z-----z-----z0.00 0.00 0.00 0.00 0.00d
2002-030.00 0.00 0.00 -----z0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00a
2003-040.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2004-050.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2005-060.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2006-070.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2007-080.00 0.00 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00j
Period of Record Statistics
MEAN0.00 0.00 0.00 0.00 0.04 0.75 0.92 0.20 0.06 0.00 0.00 0.00 2.19
S.D.0.00 0.00 0.00 0.00 0.21 1.81 3.63 0.68 0.31 0.00 0.00 0.00 5.30
SKEW0.00 0.00 0.00 0.00 4.76 2.59 5.00 3.45 5.91 0.00 0.00 0.00 3.98
MAX0.00 0.00 0.00 0.00 1.20 7.20 22.00 3.20 2.00 0.00 0.00 0.00 29.20
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
YRS43 43 41 42 43 41 43 41 44 44 44 45 36