PLYMOUTH WWTP, WI

Total of Snowfall (Inches)

(476678)

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)	JUL		AUG		SEP		OCT		NOV		DEC		JAN		FEB		MAR		APR		MAY		JUN		ANN
1909-10	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.50		10.00		0.00		0.00		10.50	h
1910-11	0.00		0.00		0.00		0.30		6.50		5.90		4.50		11.50		3.10		5.40		0.00		0.00		37.20
1911-12	0.00		0.00	a	0.00		0.00		9.70		10.50		11.60		8.40		11.90		1.00		0.00		0.00		53.10
1912-13	0.00		0.00		0.00		0.00		4.20		4.50		12.60		10.50		9.50		1.60		0.00		0.00		42.90
1913-14	0.00		0.00	a	0.00		0.40		3.00		0.00		5.50		12.30		5.10		4.20		0.00		0.00		30.50
1914-15	0.00		0.00		0.00		0.10		1.60		14.50		11.20		11.70		5.50		0.00		2.00		0.00		46.60
1915-16	0.00		0.00		0.00		0.00		4.30		7.40		9.40		14.80		15.00		0.00		0.00		0.00		50.90
1916-17	0.00		0.00		0.00		0.00		14.00		11.50		19.00		7.40		3.50		1.50		0.00		0.00		56.90
1917-18	0.00		0.00		0.00		4.40		1.80		3.90		37.40		3.40		11.40		0.00		0.00		0.00		62.30
1918-19	0.00		0.00		0.00		0.00		0.50		5.50		5.00		9.60		0.30		1.00		0.00		0.00		21.90
1919-20	0.00		0.00		0.00		0.00		3.60		8.00		14.30		6.30		3.60		1.70		0.00		0.00		37.50
1920-21	0.00		0.00		0.00		0.00		0.90		12.80		3.50		9.90		3.00		5.70		0.00		0.00		35.80
1921-22	0.00		0.00		0.00		0.00		12.20		10.80		2.00		6.60		2.00		0.00		0.00		0.00		33.60
1922-23	0.00		0.00		0.00		0.00		0.30		5.50		17.80		12.00		23.10		9.20		1.00		0.00		68.90
1923-24	0.00		0.00		0.00		1.20		0.10		7.30		7.10		15.00		25.20		5.70		0.00		0.00		61.60
1924-25	0.00		0.00		0.00		0.00		3.50	a	5.10		2.80		3.00	j	6.30	a	0.00		0.00		0.00		17.70	a
1925-26	0.00		0.00		0.00		6.50		8.30		12.00		3.50		11.50		16.50		3.60		0.00		0.00		61.90
1926-27	0.00		0.00		0.00		0.00		15.90		11.70		11.00		1.80		5.00		0.20		0.00		0.00		45.60
1927-28	0.00		0.00		0.00		0.00		2.10		3.70		3.60		7.50		12.40		9.10		0.00		0.00		38.40
1928-29	0.00	a	0.00		-----	z	-----	z	7.70		1.40		30.50		10.60		11.70		10.00		0.00		0.00		71.90	b
1929-30	0.00		-----	z	0.00		0.00		0.20		8.50		7.90		-----	z	-----	z	4.80		0.00		-----	z	21.40	d
1930-31	-----	z	0.00	a	0.00		0.00	a	0.70		3.90	c	-----	z	-----	z	-----	z	-----	z	0.00		0.00	a	4.60	e
1931-32	0.00		0.00	f	0.00	a	0.00		0.30		4.70	a	3.70		5.60		6.80		0.10		0.00		0.00	e	21.20	a
1932-33	0.00	a	0.00		0.00		0.00		0.60		5.40		2.40		6.10		18.80		3.00	a	0.00		0.00		36.30
1933-34	0.00		0.00		0.00		1.80		8.40		10.10		2.90		13.50		13.00		3.40		0.00		0.00		53.10
1934-35	0.00		0.00		0.00		0.00		0.00		5.80		6.70		16.50		2.70		5.00		5.40		0.00		42.10
1935-36	0.00		0.00		0.00	a	0.10		0.60		13.70		19.40		25.00		5.20		5.60		0.00		0.00		69.60
1936-37	0.00		0.00		0.00	a	0.00		1.10		1.60		3.40		4.00		7.80		0.00		0.00		0.00		17.90
1937-38	0.00	a	0.00	a	0.00		0.00		1.70		7.00		17.60		5.30		3.60		1.50		0.00		0.00		36.70
1938-39	0.00		0.00		0.00	a	0.00	a	2.90		8.40		8.20		6.70		5.30		2.60		0.00		0.00		34.10
1939-40	0.00		0.00		0.00		0.00		0.00		2.80		21.00		10.10		10.70		4.00		7.00	a	0.00		55.60
1940-41	0.00		0.00		0.00		0.00		18.50		1.70		14.60		3.20		5.50	a	0.00		0.00	a	0.00		43.50
1941-42	0.00	a	0.00		0.00	a	0.00		4.00		11.60		19.10		3.80		5.90		0.00		0.00		0.00		44.40
1942-43	0.00		0.00		0.00		0.00		4.60		10.70		34.60		5.80		13.00		0.10		0.00		0.00		68.80
1943-44	0.00		0.00		0.00		0.00		3.30		0.20		3.50		8.90		12.50		3.60		0.00		0.00		32.00
1944-45	0.00		0.00		0.00		0.00		2.50		15.10		5.40		12.60		1.80	a	0.00		0.00		0.00		37.40
1945-46	0.00		0.00		0.00		0.00		9.60		12.50		12.30		11.80		16.60		0.00		0.00		0.00		62.80
1946-47	0.00		0.00		0.00		0.00		0.40		8.00		24.40		2.30		6.40		6.40		0.20		0.00		48.10
1947-48	0.00		0.00		0.00		0.00		13.30		6.80		5.30		12.10		10.60		0.00		0.00		0.00		48.10
1948-49	0.00		0.00		0.00		0.00		0.10		8.60		16.90		10.70		1.10		10.00		0.00		0.00		47.40
1949-50	0.00		0.00		0.00		0.00		2.50		6.20		5.40		14.90		9.10		3.80		0.00		0.00		41.90
1950-51	0.00		0.00		0.00		0.00		4.60		16.60		20.10		14.20		22.60		2.80		0.00		0.00		80.90
1951-52	0.00		0.00		0.00		0.00		11.50		21.30		13.70		8.00		11.80		1.50		0.00		0.00		67.80
1952-53	0.00		0.00		0.00		3.00		0.70		10.40		16.10		9.10		6.70		0.20		0.00		0.00		46.20
1953-54	0.00		0.00		0.00		0.00		2.00		3.20		14.20		10.40		3.80		0.00		0.00		-----	z	33.60	a
1954-55	-----	z	-----	z	0.00		0.00		7.60		19.60		1.50		10.50		10.40		0.00		0.00		0.00		49.60	b
1955-56	0.00		0.00		0.00		0.00		5.30		8.40		2.20		5.70		24.30		0.40		0.00		0.00		46.30
1956-57	0.00		0.00		0.00		0.00		4.20		6.00		8.10		2.80		6.30		1.50		0.00		0.00		28.90
1957-58	0.00		0.00		0.00		0.00		1.60		7.80		5.90		2.70		3.80		0.00		0.00		0.00		21.80
1958-59	0.00		0.00		0.00		0.00		4.00		2.20		18.40		26.60		28.30		0.60		0.00		0.00		80.10
1959-60	0.00		0.00		0.00		0.00		13.80		11.50		8.40		15.90		11.30		4.80		1.00		0.00		66.70
1960-61	0.00		0.00		0.00		0.00		1.00		0.70		3.90		1.30		14.30		2.70		0.00		0.00		23.90
1961-62	0.00		0.00		0.00		0.00		1.00		11.70		16.40		22.90		9.70		2.00		0.00		0.00		63.70
1962-63	0.00		0.00		0.00		0.20		3.50		10.30		13.10		8.10		12.30		3.00		0.00		0.00		50.50
1963-64	0.00		0.00		0.00		0.00		0.00		5.10		2.80		3.80		20.40		0.10		0.00		0.00		32.20
1964-65	0.00		0.00		0.00		0.00		4.00		2.90		5.90	c	15.50		14.70		8.50		0.00		0.00		51.50
1965-66	0.00		0.00		0.00		0.00		0.00		7.50		19.80		6.30		7.00		0.00		0.00		0.00		40.60
1966-67	0.00		0.00		0.00		0.00		4.40		17.50		15.80		22.50		6.50		0.00		0.00		0.00		66.70
1967-68	0.00		0.00		0.00		2.10		0.60		0.50		8.00		7.80		0.50		0.00		0.00		0.00		19.50
1968-69	0.00		0.00		0.00		0.00		1.50		21.40		25.50		0.80		10.50		0.00		0.00		0.00		59.70
1969-70	0.00		0.00		0.00		0.00		1.50		32.70		10.80		4.50		5.30		0.50		0.00		0.00		55.30
1970-71	0.00		0.00		0.00		0.00		2.80		22.60		18.50		6.20		22.80		0.00		0.00		0.00		72.90
1971-72	0.00		0.00		0.00		0.00		19.50		18.50		6.30		14.00		24.50		0.00		0.00		0.00		82.80
1972-73	0.00		0.00		0.00		0.00		0.80		21.30		3.00		15.00		0.00		16.30		0.00		0.00		56.40
1973-74	0.00		0.00		0.00		0.00		0.50		24.80		12.00		39.60		14.60		0.30		0.00		0.00		91.80
1974-75	0.00		0.00		0.00		0.50		3.90		14.40		4.80		23.50		21.50		6.00		0.00		0.00		74.60
1975-76	0.00		0.00		0.00		0.00		8.80		14.60		26.80		16.80		5.50		0.00		0.00		0.00		72.50
1976-77	0.00		0.00		0.00		0.30		3.80		14.30		19.20		3.30		10.50		6.50		0.00		0.00		57.90
1977-78	0.00		0.00		0.00		0.00		15.50		19.80	a	23.70		1.50	b	2.80		0.40		0.00		0.00		63.70
1978-79	0.00		0.00		0.00		0.00		8.80		31.90	a	37.60	a	13.60		5.30		7.80		0.00		0.00		105.00
1979-80	0.00		0.00		0.00		0.00		5.40		3.50		4.40		17.00		11.20		5.60		0.00		0.00		47.10
1980-81	0.00		0.00		0.00		0.00		2.30		18.90		1.60		17.10		4.00		0.00		0.00		0.00		43.90
1981-82	0.00		0.00		0.00		0.50		-----	z	12.00		38.60	a	8.50		18.90	a	19.00		0.00		0.00		97.50	a
1982-83	0.00		0.00		0.00		0.00		1.60		1.80		6.30	a	22.90	a	23.30		5.80	a	0.00		0.00		61.70
1983-84	0.00		0.00		0.00		0.00		3.10		17.50	a	7.80		0.80	a	7.50		3.50		0.00		0.00		40.20
1984-85	0.00		0.00		0.00		0.00		0.00		11.30		26.80		14.80		18.60		8.30		0.00		0.00		79.80
1985-86	0.00		0.00		0.00		0.00		16.70		27.70		11.10		12.70	a	8.40		0.00		0.00		0.00		76.60
1986-87	0.00		0.00		0.00		0.00		8.30		7.20		13.40		3.80		11.80		1.00		0.00		0.00		45.50
1987-88	0.00		0.00		0.00		1.60		1.50		17.90		22.50		13.90		5.50		0.00		0.00		0.00		62.90
1988-89	0.00		0.00		0.00		0.00		8.80		-----	z	1.80		14.30		25.10		0.50		0.00		0.00		50.50	a
1989-90	0.00		0.00		0.00		1.00		4.30		9.90		12.20		10.50		1.30		2.10		3.00		0.00		44.30
1990-91	0.00		0.00		0.00		0.00		3.00	a	17.30	b	17.80		5.00	a	3.30	a	0.00		0.00		0.00		46.40
1991-92	0.00		0.00		-----	z	0.00		13.40		19.20		6.00	g	-----	z	-----	z	-----	z	-----	z	0.00		32.60	f
1992-93	0.00		0.00		0.00		0.00		-----	z	7.30		15.40		9.00		4.60		5.70		0.00		0.00		42.00	a
1993-94	0.00		0.00		0.00		0.00		0.20		0.00		25.10		17.50		3.40		0.00		3.50		0.00		49.70
1994-95	0.00		0.00		0.00		0.00		0.60		8.30		5.30		7.00		11.80	a	1.40	b	0.00		0.00		34.40
1995-96	0.00		0.00		0.00		0.00		16.10		4.00		22.00		0.90		1.90		4.90	a	0.00		0.00		49.80
1996-97	0.00		0.00		0.00		0.00		1.60		10.50	c	15.90	a	13.60	a	11.40		8.00	b	0.00		0.00		61.00
1997-98	0.00		0.00		0.00		1.00		0.40		6.10	a	26.60	a	0.60		9.90		0.00		0.00		0.00		44.60
1998-99	0.00		0.00		0.00		0.00		0.00		2.90		30.10		1.50		11.20		0.00		0.00		0.00		45.70
1999-00	0.00		0.00		0.00		0.00		0.00		2.00		16.20		8.50		1.40		4.50		0.00		0.00		32.60
2000-01	0.00		0.00		0.00		0.00		5.10	a	34.40		1.80		3.30		1.90		0.50	a	0.00		0.00		47.00
2001-02	0.00		0.00		0.00		0.00		0.00		0.80		7.10		6.80		14.10		3.00		0.00		0.00		31.80
2002-03	0.00		0.00		0.00		0.00		0.00		1.20		5.40		4.60		8.50	a	3.50		0.00		0.00		23.20
2003-04	0.00		0.00		0.00		0.00		0.00		1.60		17.00		13.00		2.90		0.00		0.00		0.00		34.50
2004-05	0.00		0.00		0.00		0.00		0.00		3.90		22.40		8.40		9.10		0.00	a	0.00		0.00		43.80
2005-06	0.00		0.00		0.00		0.00		2.90	a	10.90		3.00		10.00		4.40		0.00		0.00		0.00		31.20
2006-07	0.00		0.00		0.00		0.00		2.00		5.30		5.40		14.60		7.70		3.70		0.00		0.00		38.70
2007-08	0.00		0.00		0.00		0.00		2.50		23.60		13.90		27.60		3.80		0.00		0.00		0.00		71.40
2008-09	0.00		0.00		0.00		0.00		8.80		47.60		6.70		9.20		4.10		0.50		0.00		0.00		76.90
2009-10	0.00		0.00		0.00		0.00		0.00		20.90		8.70		18.80		0.70		1.80		0.00		0.00		50.90
2010-11	0.00		0.00		0.00		0.00		0.00		13.40		16.20		30.90		8.70		2.90		-----	z	-----	z	72.10	b
2011-12	-----	z	-----	z	-----	z	0.00		0.00		2.00		9.50		7.90		8.30		0.00		-----	z	-----	z	27.70	e
2012-13	-----	z	-----	z	-----	z	0.00		0.00		21.10		3.90		27.90		5.70		0.50		-----	z	-----	z	59.10	e
2013-14	-----	z	-----	z	-----	z	0.00		1.50		15.50		7.90		11.90		1.40		1.00		-----	z	-----	z	39.20	e
2014-15	-----	z	-----	z	-----	z	0.00		4.40		0.40		7.60		7.50		0.50		0.00		-----	z	-----	z	20.40	e
2015-16	-----	z	-----	z	-----	z	0.00		1.10		11.50		5.80		4.50		14.00		2.30		-----	z	-----	z	39.20	e
2016-17	-----	z	-----	z	-----	z	0.00		0.50		18.00		10.90		5.40		9.00		0.00		-----	z	-----	z	43.80	e
2017-18	-----	z	-----	z	-----	z	0.00		0.10		7.10		5.90		8.00		6.00		14.50		0.00		0.00		41.60	c
2018-19	0.00		0.00		0.00		0.00		3.10		2.20		24.90		17.60		3.00		5.00		0.00		0.00		55.80
2019-20	0.00		0.00		0.00		2.50		6.60		6.60		18.00		12.50		4.00		0.30		0.00		0.00		50.50
2020-21	0.00		0.00		0.00		0.00		0.00		7.10		14.80		6.90		0.60		0.00		0.00		0.00		29.40
2021-22	0.00		0.00		0.00		0.00		0.00		9.00		7.50		6.50		5.50		2.50		0.00		0.00		31.00
2022-23	0.00		0.00		0.00		0.00		4.00		8.00		9.50		18.00		22.90		1.00		0.00		0.00		63.40
2023-24	0.00		0.00		0.00		0.00		5.00		1.10		21.70		4.00		5.00		2.00	n	-----	z	-----	z	36.80	c
Period of Record Statistics
MEAN	0.00		0.00		0.00		0.24		4.00		10.38		12.55		10.62		9.07		2.71		0.22		0.00		50.33
S.D.	0.00		0.00		0.00		0.87		4.68		8.28		8.79		7.06		6.79		3.63		0.98		0.00		17.11
SKEW	0.00		0.00		0.00		4.94		1.52		1.45		0.92		1.23		0.94		1.95		5.26		0.00		0.50
MAX	0.00		0.00		0.00		6.50		19.50		47.60		38.60		39.60		28.30		19.00		7.00		0.00		105.00
MIN	0.00		0.00		0.00		0.00		0.00		0.00		1.50		0.60		0.00		0.00		0.00		0.00		17.90
YRS	105		104		105		113		112		113		112		110		112		112		106		105		94