COTTAGE GROVE DAM, OR

Total of Precipitation (Inches)

(351902)

File last updated on April 23, 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)	JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC		ANN
1943	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	y	1.83		0.16		5.44		4.15		2.29		13.87	g
1944	3.20		5.15		2.06		4.39		1.40		1.05		0.05		0.00		1.32		1.54		4.89		2.26		27.31
1945	4.38		6.84		6.90		4.42		3.20		0.47		0.24		0.38		1.96		1.80		11.66		9.29		51.54
1946	8.13		4.63		6.59		1.57		2.31		1.33		0.51		0.29		1.12		4.88		9.35		5.03		45.74
1947	3.87		3.36		7.75		3.07		0.86		4.93	a	3.34		0.72		1.20		10.54		4.46		3.64		47.74
1948	8.47		8.23		4.84		4.10		3.12		1.70		0.54		0.64		3.18		1.74		6.84		8.63		52.03
1949	1.61	a	7.30		4.82		1.26		1.57		0.88		0.00		0.11		1.67		2.86		5.42		5.23		32.73
1950	14.47		4.67		6.99		2.56		1.66		2.80		0.17		0.42		1.17		16.26		8.28		5.72		65.17
1951	9.68		6.72		4.51		0.92		1.84		0.00		0.02		0.19		0.53		8.02		8.22		9.85		50.50
1952	6.13		5.04		4.81		1.61		1.07		4.89		0.00		0.02		1.35		0.51		1.64		10.07		37.14
1953	10.57		6.82		5.14		3.16		5.11		1.68		0.00		1.63		0.74		4.32		10.45		8.47		58.09
1954	11.09		3.50		2.90		3.58		1.29		2.56		0.43		2.14		1.14		3.45		3.35	a	6.11		41.54
1955	4.45		2.45		6.32		6.41		1.51		1.18		0.65		0.00		1.70		5.53		8.29		18.38		56.87
1956	10.01	a	6.95		4.25		1.63		3.65		2.29		0.00		0.41		0.50		9.19		1.70		4.80		45.38
1957	3.39		7.29		10.47		2.84		4.04		0.74		0.28		0.45		1.20		3.75		3.25		11.87		49.57
1958	7.88		10.02		2.76		3.01		2.20		5.07		0.22		0.15		0.79		2.15		9.18		4.22		47.65
1959	10.37		6.07		4.85		0.99		3.66		1.29		0.19		0.02		1.65		2.93		1.84		4.23		38.09
1960	4.97		7.43		11.20		4.83		6.66		0.19		0.01		0.46		1.30		4.05		12.38		3.73		57.21
1961	3.94		15.23		9.47		2.08		3.12		0.89		0.57		0.14		2.31		5.29		11.22		7.80		62.06
1962	2.04		3.43		8.06		3.37		3.54		0.88		0.01		1.45		1.45		6.41		7.13		4.98		42.75
1963	1.44		6.58		7.04		7.28		5.34		2.83		0.78		0.00		1.76		3.37		8.53		4.30		49.25
1964	14.01		1.90		5.63		2.10		1.45		2.48		0.52		0.72		0.49		1.17		9.98		18.25		58.70
1965	7.55		2.38		1.13		5.16		1.62		0.47		0.24		1.75		0.08		2.78		5.92		6.46		35.54
1966	10.18		2.55		6.92		1.30		0.96		1.11		1.28		0.00		1.52		3.43		9.84		7.26		46.35
1967	7.38		2.15		4.26		3.80		2.43		0.39		0.00		0.00		2.27		6.57		3.47		5.97		38.69
1968	5.81		5.68		3.80		1.90		4.12		1.32		0.20		6.55		2.15		5.51		8.05		9.70		54.79
1969	9.22		3.82		2.29		3.28		3.32		3.43		0.05		0.00		1.74		5.58		2.75		11.35		46.83
1970	12.73		2.90		3.49		4.19		1.41		0.91		0.05		0.01		1.69		4.94		8.92		9.68		50.92
1971	8.45		5.31		7.58		4.15		3.15		2.99		0.20		0.63		3.80		2.66		9.35		6.99		55.26
1972	11.17		6.50		7.85		6.16		2.16		1.66		0.12		0.86		1.89		2.46		4.10		7.24		52.17
1973	5.01		1.94		4.92		2.45		1.22		1.18		0.01		0.63		3.59		2.46		18.69		10.48		52.58
1974	8.99		7.08		9.00		4.42		1.77		0.77		0.41		0.23		0.17		1.96		5.83		7.85		48.48
1975	7.28		7.47		6.89		4.14		2.24		1.16		1.05		1.69		0.07		6.18		6.73		8.66		53.56
1976	8.59		5.90		5.70		3.49		1.61		0.65		0.90		3.04		1.40		1.69		1.87		1.39		36.23
1977	1.32		3.34		6.12		1.73		4.76		0.62		0.15		2.27		2.77		3.51		8.08		10.76		45.43
1978	6.03		5.10		1.79		4.68		3.04		0.78		1.00		2.29		3.95		0.56		3.97		4.17		37.36
1979	3.72		8.04		3.41		6.18		2.62		0.75		0.28		1.73		2.68		6.14		5.99		5.49		47.03
1980	8.56		3.70		4.70		4.86		2.33		2.08		0.67		0.03		0.83		2.21		7.16		11.73		48.86
1981	2.44		4.49		4.07		2.95		3.28		3.12		0.08		0.02		2.86		5.10		8.04		15.72		52.17
1982	8.75		6.00		4.51		4.90		0.71		2.13		0.68		0.83		2.72		6.34		4.72		9.06		51.35
1983	4.40		9.26		8.82		3.85		1.92		2.02		2.08		1.68		1.11		1.97		12.39		6.76		56.26
1984	1.95		8.31		5.56		5.82		4.21		3.21		0.10		0.15		0.80	a	5.96		15.89		4.50		56.46
1985	0.73		5.38		4.73		2.18		2.10		2.08		0.10		0.58		2.06		5.28		5.26		3.60		34.08
1986	9.54		11.59		4.89		2.79		4.31		0.67		0.74		0.00		5.03		3.09		8.95		3.21		54.81
1987	6.99		4.83		3.36		1.77		1.41	a	0.35		3.80		0.14		0.15		0.08		4.60		11.55		39.03
1988	9.33		1.22		5.30		5.22		4.73		2.30		0.17		0.01		1.58		0.50		13.85		4.46		48.67
1989	5.94		3.27		9.44		2.70		2.89		1.29		0.38		2.82		0.35		3.20		4.72		1.75		38.75
1990	9.58		5.42		3.01		4.06		3.12		1.44		0.70		2.51		0.74		6.66		7.48		4.13		48.85
1991	3.51		3.63		8.76		4.98		5.76		0.88		0.54		0.42		0.23		3.30		9.76		4.24		46.01
1992	3.44		4.98		2.30		7.54		0.69		2.30		1.32		0.09		1.67		3.60		5.85		10.87		44.65
1993	5.23		3.69		6.13		8.33		6.12		4.54		2.37		1.79	a	0.02		0.94		1.91		7.39		48.46
1994	4.27		4.10		5.12		3.65		1.85		1.76		0.27		0.00		1.25		2.41		9.08		5.39		39.15
1995	11.02		4.43		4.72		6.17		2.91		3.80		0.87		0.54		1.93		3.13		8.19		12.19		59.90
1996	13.06	b	10.39		2.63		6.52		5.82		1.01		0.53		0.03		2.10		8.17		12.95		17.21		80.42
1997	6.91		4.92		7.34		3.81	a	2.60		1.75		0.70		1.83		3.34		8.00	b	3.68		3.68		48.56
1998	8.83		6.77		6.28		2.93		7.56		1.14		0.20		0.00		0.58		3.84	b	13.77		12.08		63.98
1999	9.70	b	11.52		5.58	b	2.35		3.65		0.75		0.04		2.29		0.03		4.32	a	7.34	a	5.06		52.63
2000	11.81	a	6.47		3.57	a	4.66		3.58		0.91		0.18		0.00		0.69	a	4.21	a	2.94	a	6.09	a	45.11
2001	2.34		2.31	c	3.07	b	3.23	d	2.29	b	1.65		0.63		0.72		0.49	a	5.07	b	9.60	b	7.99	e	39.39
2002	8.60	e	3.98	a	4.64	a	3.54		2.17		0.83		0.00		0.19		2.39	a	1.27		5.54	a	11.25	h	33.15	a
2003	8.42	b	5.04	a	6.54	b	7.58		1.87	b	0.18		0.00		0.29		1.62		1.78		6.04	b	10.06	c	49.42
2004	6.50	b	4.41		2.68		2.62		3.21	a	1.57		0.13		1.39		2.24		3.98	a	2.17		6.71	b	37.61
2005	1.82	e	2.61	d	5.20	d	3.31	e	5.53	f	1.53	c	0.22		0.12		0.73	d	3.67	e	7.61	g	9.32	m	19.21	c
2006	14.18	e	4.21	c	5.49	g	3.28	g	3.89	c	1.89	e	0.10	a	0.00		0.93	e	1.09	b	12.92	a	3.77	m	39.21	c
2007	1.74	t	6.54	c	3.78	e	3.58	c	1.10	c	0.89		0.50		0.77		0.05		5.70		6.33	b	5.22	t	29.24	b
2008	7.03	i	2.77	d	-----	z	-----	z	1.70		0.95		-----	z	0.94		0.76	b	2.17	b	2.41	a	4.14	b	15.84	d
2009	2.06	d	4.30	d	6.32	c	3.26	e	2.11		1.67		0.15		0.05		1.04		3.55	e	3.48		3.21	a	31.20
2010	3.84	b	3.26		5.44	g	5.50	l	4.05	c	3.69		0.03	a	0.57		2.11		4.03	e	6.99	i	4.93	f	21.58	d
2011	3.92	d	4.28	f	7.16	f	6.85	d	3.85	a	1.65	b	2.25		0.00		0.76		3.27		4.60	l	4.17	b	26.72	c
2012	7.11		5.00	g	10.35	e	6.39	g	3.79	h	3.68	b	0.77		0.02		0.00	e	5.01	o	7.12	i	8.88	g	21.93	f
2013	3.59	h	2.37	e	2.71	h	2.94	i	3.03	b	1.22		0.00		2.17	a	4.91		0.99	e	3.31	f	0.87	m	14.69	e
2014	3.65	a	9.57	h	9.01	e	3.64	i	4.27	b	1.31		0.84		0.33		2.98		6.53	b	5.15	d	10.99	f	34.07	c
2015	3.00	h	4.93	c	3.77	d	3.58	b	2.15	b	0.64		0.01		0.46		1.36		5.40	a	7.38	f	13.08	h	22.30	c
2016	6.88	f	3.05		7.21	d	3.51	e	2.35	b	0.68	b	0.88		0.00		0.40	e	13.18	k	4.89	n	8.94	e	27.02	c
2017	4.10	l	9.69	e	8.46	d	6.31	h	-----	z	2.54		0.07		0.00		2.82	c	4.79	e	8.20	g	2.32	f	28.37	e
2018	6.27	h	2.51	f	4.81	f	5.34	e	0.52	a	1.51		0.00		0.11		0.15		2.26	b	3.62		7.02	h	13.51	d
2019	3.80	l	7.21	q	4.84	g	5.70	d	1.61	d	0.32		0.21		0.61		4.13		2.14		1.38		3.57		19.67	c
2020	10.63		1.90		4.14		2.92	c	3.89		2.89		0.01		0.00		1.75		2.06		8.34		7.75		46.28
2021	5.86	b	5.19		3.16		0.43		2.46		1.59		0.00		0.14		3.09		3.66		5.14		9.77		40.49
2022	4.46		0.86		3.93		7.98	h	6.26		4.62	c	0.38		0.01		0.45		1.58		7.14		5.67		35.36	a
2023	3.88		1.82		5.52		6.09		0.58		0.37		0.00		0.02		2.23		3.99		5.00		8.26		37.76
2024	5.29	i	4.37		4.25		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	8.62	j
Period of Record Statistics
MEAN	6.82		5.23		5.48		3.83		2.86		1.70		0.48		0.72		1.55		3.96		6.97		7.34		47.79
S.D.	3.50		2.65		2.24		1.76		1.54		1.20		0.70		1.04		1.16		2.55		3.65		3.76		9.20
SKEW	0.22		1.08		0.48		0.44		0.84		1.15		2.77		2.69		0.88		1.70		0.71		0.97		0.49
MAX	14.47		15.23		11.20		8.33		7.56		5.07		3.80		6.55		5.03		16.26		18.69		18.38		80.42
MIN	0.73		0.86		1.13		0.43		0.52		0.00		0.00		0.00		0.00		0.08		1.38		1.39		27.31
YRS	72		76		74		72		77		80		79		81		81		79		73		70		64