WALLOWA, OR

Total of Snowfall (Inches)

(358997)

File last updated on April 18, 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)	JUL		AUG		SEP		OCT		NOV		DEC		JAN		FEB		MAR		APR		MAY		JUN		ANN
1902-03	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	9.60	b	-----	z	-----	z	-----	z	9.60	k
1903-04	-----	z	-----	z	-----	z	-----	z	13.50		7.50		22.00		22.00		10.00		-----	z	-----	z	0.00		75.00	f
1904-05	-----	z	-----	z	0.00		-----	z	-----	z	13.50		4.70		4.00		4.90		0.00		0.00		-----	z	27.10	e
1905-06	0.00		-----	z	-----	z	0.50		6.50		14.80		18.20		6.00		6.60	y	0.50		0.00		0.00		46.50	c
1906-07	0.00		0.00		0.00		0.50		6.50		16.50		21.10	s	11.50		4.40	o	0.30		-----	z	0.00		35.30	c
1907-08	-----	z	-----	z	-----	z	-----	z	0.00		9.80		2.00		6.10		4.70	q	0.60	x	0.00		-----	z	17.90	g
1908-09	-----	z	-----	z	0.00		0.50		2.30		5.60	w	18.80		5.10	k	11.30		2.90	w	0.00		-----	z	32.90	f
1909-10	-----	z	-----	z	-----	z	1.20		5.00		14.00		16.20		25.50		0.70		1.00		-----	z	-----	z	63.60	e
1910-11	-----	z	-----	z	-----	z	-----	z	10.50		5.30		9.20		12.30		0.60		-----	z	-----	z	-----	z	37.90	g
1911-12	-----	z	-----	z	-----	z	-----	z	10.70	x	14.70		19.80		5.00		6.50		0.40		-----	z	-----	z	46.40	g
1912-13	-----	z	-----	z	-----	z	1.00		-----	z	17.00		29.30		17.60		8.40		1.50		-----	z	-----	z	74.80	f
1913-14	-----	z	-----	z	-----	z	3.00		3.50		11.00		10.50		15.00		0.00		0.00		-----	z	-----	z	43.00	e
1914-15	-----	z	0.00		-----	z	0.00		-----	z	4.00		7.50		0.00		0.00		3.00		0.00		0.00		14.50	c
1915-16	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	a
1916-17	0.00		0.00		-----	z	-----	z	0.30		21.00		11.30	v	21.50	s	11.10	v	-----	z	0.50		-----	z	21.80	g
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		-----	z	3.00		-----	z	2.50		13.30		6.10	a	0.00		0.00		0.00		24.90	b
1919-20	0.00		0.00		-----	z	-----	z	8.00		18.50		0.50	a	2.10		2.80		7.70		0.00		-----	z	39.60	c
1920-21	-----	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	a
1921-22	0.00		0.00		0.60		0.00		36.80	x	5.80		16.60		17.40	a	12.50		3.10		0.00		0.00		56.00	a
1922-23	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	a
1923-24	0.00		0.00		0.00		0.00		0.00		11.70	y	14.10	a	0.00		6.50		0.00		0.00		0.00		20.60	a
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		-----	z	1.50		27.60		9.50		5.30	a	5.50		5.60		0.00		-----	z	55.00	b
1928-29	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	41.10	t	13.70		11.10		10.10		0.00		-----	z	34.90	h
1929-30	0.00		-----	z	-----	z	-----	z	0.00		8.30	v	25.50		13.50		4.30		0.00		0.00		-----	z	43.30	e
1930-31	-----	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	a
1931-32	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	d
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		-----	z	10.70	a
1934-35	0.00		-----	z	2.30		0.00		6.10		6.90		9.60	a	3.00		9.30		0.00		0.00		0.00		37.20	a
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	b
1936-37	0.00		0.00		0.00		0.00		0.00		12.40		61.50	k	28.80	a	2.00		12.00		0.00		0.00		55.20	a
1937-38	0.00		0.00		0.00		0.00		0.00		-----	z	4.90		23.10		7.50		0.00		0.00		0.00		35.50	a
1938-39	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	c
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	a
1940-41	0.00		0.00		0.00		-----	z	11.50		-----	z	12.20		2.50		0.00		0.00		0.00		0.00		26.20	b
1941-42	0.00		-----	z	0.00		0.00		0.40		-----	z	-----	z	16.60		7.00		2.00		0.00		0.00		26.00	c
1942-43	-----	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	a
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	a
1945-46	0.00		0.00		0.00		0.00		-----	z	-----	z	11.10		8.00		2.50		0.00		0.00		0.00		21.60	b
1946-47	-----	z	-----	z	0.00		0.00		5.50		-----	z	0.00		0.00		2.80		0.00		0.00		0.00		8.30	c
1947-48	0.00		-----	z	0.00		0.00		5.20		10.50		-----	z	4.00		-----	z	9.00		0.00		0.00		28.70	c
1948-49	0.00		0.00		0.00		0.00		2.00		16.70		6.10		0.00	h	0.00		0.00		0.00		0.00		24.80	a
1949-50	0.00		0.00		0.00		0.00		0.00		6.80	d	-----	z	0.00	j	0.00		0.00		0.00	s	0.00		6.80	c
1950-51	-----	z	0.00		0.00		0.00		-----	z	4.50		17.90	c	-----	z	-----	z	0.00		0.00		-----	z	22.40	e
1951-52	0.00		0.00		0.00		0.00		5.00	a	-----	z	-----	z	0.00	y	7.00		0.00		0.00		0.00		12.00	c
1952-53	0.00		0.00		0.00		0.00		0.00		-----	z	-----	z	3.50	i	0.50		0.00		0.00		0.00		0.50	c
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		-----	z	-----	z	-----	z	-----	z	3.00		0.00		0.00		3.00	d
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	a
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	-----	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	a
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		-----	z	-----	z	-----	z	37.20	c
1967-68	-----	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	a
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		6.50	a	2.00		0.00		0.00		0.00		24.30
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		6.00	a	4.50		1.50	a	1.00		1.50		0.00		0.00		16.80
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	a	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		3.60		2.00		0.00		0.00		0.00		35.10
1984-85	0.00		0.00		0.00		0.00		9.10		22.00		5.50		14.50		5.50		3.00		0.00		0.00		59.60
1985-86	0.00		0.00		0.00		0.00	q	13.00		4.50		15.00		9.50		0.00		0.00		3.50		0.00		45.50	a
1986-87	0.00		0.00	a	0.00		0.00		0.00		3.00		1.10	c	12.50		0.00		0.00		0.00		0.00		16.60
1987-88	0.00		0.00		0.00		0.00		0.00		6.50	a	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	u	19.10		8.00		7.00		0.00		0.00		0.00		40.10	a
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	21.50	a	5.50	b	1.00		0.50		0.00		0.00		56.50
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		-----	z	-----	z	1.00	c	3.50		0.00		0.00		-----	z	12.50	c
1997-98	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1998-99	-----	z	-----	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	b
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		-----	z	0.00		0.00		20.00	a
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		-----	z	2.00		5.00		3.00		0.00		0.00		23.50	a
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	-----	z	17.80	q	2.30	y	5.50	u	-----	z	-----	z	46.50	f
2011-12	-----	z	-----	z	-----	z	-----	z	6.10	x	-----	z	15.40	x	6.50	r	8.50	x	-----	z	-----	z	-----	z	0.00	l
2012-13	-----	z	-----	z	0.00		-----	z	3.60		6.00	n	10.80		5.50	u	-----	z	-----	z	-----	z	-----	z	14.40	i
2013-14	-----	z	0.00	a	-----	z	-----	z	-----	z	10.00	t	1.30		0.50	y	1.80		-----	z	-----	z	0.00		3.10	h
2014-15	-----	z	-----	z	0.00	v	0.00		5.00		4.00		8.00		0.80		0.00		0.00		0.00		0.00		17.80	c
2015-16	0.00		0.00		0.00		0.00		7.50		21.00		12.00		2.00		1.00		0.00		0.00		0.00		43.50
2016-17	0.00		0.00		0.00		0.00		1.50		43.30		29.80		18.60		4.50		2.50		0.00		0.00		100.20
2017-18	0.00		0.00		0.00		0.00		1.00		18.00		6.10		12.80		4.70		0.00		0.00		0.00		42.60
2018-19	0.00		0.00		0.00		0.00		0.80		33.00		8.00		64.50		2.80		0.00		0.00		0.00		109.10
2019-20	0.00		0.00		0.00		1.00		5.00		7.30		14.80		15.00		4.00		1.00		0.00		0.00		48.10
2020-21	0.00		0.00		0.00		0.00		14.40		14.50		6.60		30.40		0.50		0.50		0.00		-----	z	66.90	a
2021-22	0.00		0.00		0.00		0.00		-----	z	25.80		17.00		10.30		2.00		6.30		-----	z	0.00		61.40	b
2022-23	0.00	a	0.00		0.00		1.00		11.00		16.50		4.00		3.50		15.80		8.30		-----	z	0.00		60.10	a
2023-24	0.00		0.00		0.00		0.50		0.00		6.50		15.00		2.90		5.70		-----	z	-----	z	-----	z	30.60	c
Period of Record Statistics
MEAN	0.00		0.00		0.03		0.36		5.11		12.64		12.49		9.45		4.40		1.46		0.06		0.00		44.72
S.D.	0.00		0.00		0.23		1.06		5.39		9.05		8.37		10.41		4.42		2.66		0.36		0.00		23.45
SKEW	0.00		0.00		9.20		4.49		1.27		1.22		0.46		2.25		1.61		2.26		8.51		0.00		0.86
MAX	0.00		0.00		2.30		7.50		22.00		45.20		32.30		64.50		24.50		12.00		3.50		0.00		109.10
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
YRS	97		98		103		103		108		100		102		105		111		108		104		98		56