MUD MOUNTAIN DAM, WA

Total of Precipitation (Inches)

(455704)

File last updated on April 25, 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
1939	3.46	j	6.88		2.58	d	1.01	d	1.79	c	4.18		2.53	a	1.54		2.03	b	3.53		3.79	a	7.59		37.45	a
1940	1.96		8.50		4.95		4.86		2.90		0.97		3.07		0.99		4.49		6.13		6.09		4.44		49.35
1941	1.70	b	2.05		3.08		3.63		6.27		3.01		0.11		3.11		5.55		5.37		4.57		9.36		47.81
1942	3.68		2.67	a	3.80		3.21		4.38		5.58	a	3.15		0.94		0.34		3.80		9.28		6.83		47.66
1943	3.37		3.45		6.02		5.29		3.74		4.61		0.72		1.91		1.66		6.54		1.42		4.33		43.06
1944	4.10		3.88		2.89		4.49		5.55		1.99		0.27		1.34		5.01		2.12		4.66		2.58		38.88
1945	6.60		5.60		5.00		6.11		5.17		0.88		0.33		0.60		5.84		5.42		7.42		6.14		55.11
1946	6.87		6.47		6.14		3.58		1.34		7.03		2.40		0.38		3.08	b	5.71		7.69		9.04		59.73
1947	6.65		2.36		4.59		4.54		1.10		7.23		1.27		1.26		2.04		9.80		6.61		6.24		53.69
1948	5.34		7.16		5.02		5.05		5.01	a	4.88		4.78		3.76		4.24		3.16		7.32		7.85	b	63.57
1949	1.32		7.14		3.84	a	3.29		2.13		3.59		1.58		1.81		1.93		5.87		9.28		7.42		49.20
1950	7.82		7.31		8.28		4.81		2.54		2.70		1.27		3.01		2.37		8.03		8.39		9.14		65.67
1951	7.14		8.52		4.85		0.73	a	3.81		0.93		0.19		1.43		3.13		6.79		5.09		5.03		47.64
1952	3.23		3.90		3.99		2.94		3.35		2.76		0.66		1.13		0.76		1.43		0.93		3.43		28.51
1953	13.90		4.63		4.68		4.96		5.00		5.59		2.14		2.41		2.19		4.85		7.34		10.19		67.88
1954	9.21		3.60		2.87		4.88	a	2.74		6.07		2.54		3.79		4.05		3.89		4.55		6.07		54.26
1955	2.58		4.37		4.91		6.48		3.77		3.74		3.55		0.43		2.86		10.74		9.71		10.18		63.32
1956	7.31		2.64		7.70		1.55		2.71		5.27		1.88		1.20		2.60		7.30		3.09		8.81		52.06
1957	3.02		4.43		7.55		4.02		3.49		3.57		1.34		1.94		2.04		4.67		3.49		7.31		46.87
1958	7.35		5.45		1.89		6.20		1.36		3.55		0.12		0.98		3.32		4.20		12.49		8.44		55.35
1959	8.34		3.31		5.13		4.78		4.36		5.50		1.00		1.28		9.08		5.97		9.40		6.23		64.38
1960	3.84		4.33		4.21		5.51		9.30		2.49		0.00		4.06		1.91		5.33		12.65	b	3.53		57.16
1961	5.99		11.57		4.29		5.44		5.64		2.22		0.96		0.86		2.22		4.95		4.39		6.26	a	54.79
1962	3.43		2.44		4.56		3.81		4.69		2.60		0.93		3.84		4.19		3.02		10.42		6.67		50.60
1963	1.93		5.73		5.38		4.34		1.73		4.18		3.29		3.07		1.35		5.33		8.32		5.48		50.13
1964	10.31		2.48		4.33		5.00		3.70		5.98		2.02		2.77		2.71		4.42		8.50		9.84		62.06
1965	9.76		5.05		0.97		5.35		3.37		0.70		1.25		3.56		1.16		4.47		4.86		5.57		46.07
1966	5.63		2.85		4.27		3.28		3.15		4.83		2.90		0.66		3.48		6.20		6.73		6.27		50.25
1967	11.62		3.61		5.14		4.52		1.70		2.07		0.17		0.02		1.88		8.06		3.80		4.39		46.98
1968	5.66		6.67		5.21		3.51		4.11		5.68		1.13		8.59		4.54		4.70		7.66		8.24		65.70
1969	8.44		2.29		3.44		6.38		5.67		4.62		0.69		0.60		6.70		3.53		4.07		7.52		53.95
1970	10.09		2.91		3.12		6.03		3.43		1.80		1.49		0.98		4.06		4.55		5.18		6.88		50.52
1971	10.75		4.21		6.07		3.10		4.02		6.05		1.64		1.71		4.55		3.65		6.39		8.44		60.58
1972	7.94		9.21		7.61		6.21		2.27		5.03		2.36		2.04		5.32		1.96		4.40		10.41		64.76
1973	4.27		3.00		3.92		3.34		3.99		6.12		0.28		0.57		3.78		5.53		9.47		8.94		53.21
1974	12.25		5.13		4.96		6.86		6.19		4.41		4.05		0.79		0.90		2.51		8.66		8.37		65.08
1975	12.27		7.40		5.00		2.71		3.95		3.72		1.02		8.28		0.47		9.26		8.34		12.51		74.93
1976	8.05		5.40		3.56		4.60		3.49		3.81		1.94		5.48		2.54		2.37		2.73		3.96		47.93
1977	1.87		3.19		7.21		3.66		7.22		2.22		1.18		6.87		5.16		3.39		6.79		8.66		57.42
1978	5.27		3.72		3.15		6.35		4.35		3.15		1.43		2.85		8.39		1.53		7.10		4.74		52.03
1979	3.71		8.39		3.62		4.91		2.38		1.26		3.91		1.78		4.10		5.34		2.41		10.92		52.73
1980	7.18		6.35		6.14		5.50		3.83		2.72		1.37		2.16		4.47		1.83		10.26		10.28		62.09
1981	3.09		7.10		3.04		6.53		5.78		6.62		2.07		0.94		4.03		6.84		4.72		9.57		60.33
1982	6.29	g	8.58		4.39		2.51	a	1.32		1.61		2.86		1.99		3.27		5.32		4.90		-----	z	36.75	b
1983	9.62		4.77		5.43		2.58		4.06		5.99		7.09		1.53		3.72		3.28		11.59		4.76	a	64.42
1984	9.55		4.83		6.87		5.69		7.89		6.42		0.03		0.95		3.04		5.49		9.06		6.21		66.03
1985	1.12		3.78		4.35		4.56		3.78		3.63		0.08		2.32		3.54		9.10		7.36		1.07		44.69
1986	6.37		6.63		6.14		4.32		6.24		1.97		2.97		0.47		4.52		2.45		13.85		3.60		59.53
1987	5.36		4.60		6.57	a	6.56		4.92		1.65		1.97		0.83		1.63		0.41		5.34		7.08		46.92
1988	4.96		2.92		9.58		7.64		7.06		2.57		2.84		1.73		3.68		5.87		12.55		4.93		66.33
1989	8.29		3.19		8.65		5.02		3.77		2.32		1.24		2.07		1.03		2.84		12.16		5.58		56.16
1990	12.87		6.76		4.46		6.70		4.76		5.87		1.53		4.06		0.46		8.88		14.54		3.36		74.25
1991	2.02		9.43		5.21		8.13		4.09		3.49		0.81		1.53		0.95		2.11		10.87		5.01		53.65
1992	6.34	b	3.95		2.52		6.16		1.67		2.45		3.73		1.76		3.61		3.28	a	10.63	d	4.23		50.33
1993	4.62	a	0.36		6.68		8.66	d	6.24	a	6.89		6.00		1.45		0.12		3.84		4.36		3.93		53.15
1994	5.07	b	4.38	c	6.02		5.12		2.90	a	4.97		0.89		0.54		2.24		6.63		8.62	d	8.64	c	56.02
1995	4.23		4.07	b	4.02	a	3.87		2.71		3.64		2.03		3.02		2.25		7.07	d	13.30	b	5.98	b	56.19
1996	10.41	d	10.42	a	3.37		6.47	d	5.10	e	1.74	b	1.14		0.60		3.78	a	7.05	d	8.25	c	11.18	c	69.51
1997	8.70	c	5.13		8.33	c	5.89		3.73	a	7.87	b	3.68		1.56	a	2.72	b	7.69	a	3.26		4.95	c	63.51
1998	6.23	a	1.67		5.28		2.42		5.93		2.69		0.83		0.29		0.70		4.75		9.76		9.97		50.52
1999	6.75		5.60		4.89		2.62		4.80		4.41		2.93		2.68	b	0.56		3.59		10.11		5.15		54.09
2000	4.11		6.50		6.04		-----	z	6.01		3.17		1.29		1.11		3.45		4.22		3.69		2.89		42.48	a
2001	2.63		2.39		5.43		5.65		4.06		6.22		0.83		2.33		1.69		5.12		9.04		6.04	a	51.43
2002	7.80	e	4.35	e	6.70	c	5.02		2.90		5.19		0.91		0.74		1.42		2.78		2.16		5.89	c	45.86
2003	8.00	e	4.81	e	7.74	e	5.57		2.54		0.96		0.82		0.27		1.93		6.82		5.55		4.67	f	45.01	a
2004	8.27	f	2.85	c	4.42	d	1.83		6.27		2.25		0.30		6.05		4.53	a	4.43	d	5.87	c	3.83	e	42.63	a
2005	5.07	e	0.93	e	4.96	b	5.92		7.45		5.42		2.00		1.13		3.54		6.21		7.78		6.69		57.10
2006	17.95		5.83		3.61		4.82		5.68		4.00		0.63		0.44		2.25		2.37		19.00		6.63		73.21
2007	6.38		6.85		10.62		2.86		3.69		4.39		3.38		1.62		5.59		5.50	b	5.37		8.35		64.60
2008	9.31		5.77		8.12		3.33		4.47		3.79		1.66		3.93		1.47		2.58	a	10.13		6.50		61.06
2009	8.69		1.49		6.78		4.04		4.37		0.79	d	0.05	d	2.36		2.64		7.51		8.16	j	2.83	i	38.72	b
2010	5.79	l	3.73	i	4.74	h	5.22	h	5.28	k	7.90	h	1.09	j	0.44	i	6.27	i	4.74	k	8.29	j	7.42	S	0.00	l
2011	11.50	g	3.70	e	8.12	d	8.26	S	6.01	f	4.11	d	1.21	f	0.32	d	1.89	e	5.19	f	7.13	e	3.53	S	37.06	d
2012	7.22	g	5.22	e	8.00	S	6.85	e	6.20	e	5.82	S	1.95	f	0.16	d	0.47	f	7.74	e	6.40	e	7.84	g	46.39	d
2013	5.16	e	2.09	e	5.32	e	7.41	d	5.58	e	2.86	e	0.13	d	1.72	S	7.84	e	4.26	e	4.78	S	4.40	e	51.55
2014	6.16	e	7.11	e	12.47	e	6.82	d	4.46	S	2.57	e	1.92	e	1.59	e	2.86	e	7.16	e	7.23	e	6.84	f	60.35	a
2015	5.74	S	4.13	S	5.83	e	3.61	d	1.96	f	1.12	d	0.89	e	2.46	d	2.28	e	4.97	S	14.04	e	12.74	e	57.81	a
2016	6.67	g	7.51	e	6.23	d	2.30	S	1.65	f	4.05	d	2.18	e	0.99	d	2.56	e	9.53	f	6.18	e	5.88	S	37.88	c
2017	3.16	g	8.68	e	11.01	d	5.32	e	4.93	e	2.98	d	0.06	e	0.36	d	1.90	S	9.28	f	9.52	e	6.64	f	44.76	c
2018	7.11	f	5.59	e	3.52	S	7.59	e	3.54	e	1.50	S	0.46	e	1.66	d	2.86	f	5.72	e	4.17	e	7.45	g	33.75	c
2019	4.47	e	4.53	f	2.13	e	6.51	d	2.06	e	2.16	e	2.38	d	1.48	S	6.63	f	5.53	f	2.83	S	7.81	f	24.02	d
2020	10.11	e	9.34	S	5.60	e	3.03	a	4.39	f	4.25	e	0.80	d	0.73	e	6.95	c	5.04	S	9.17	d	7.65	e	62.67	a
2021	7.60	b	7.68	e	3.32	b	2.52		5.64	e	3.89	d	0.17	S	1.01	g	3.68	e	7.33	g	11.79	d	6.82	g	46.12	d
2022	8.43	g	4.53	e	9.55	d	3.71	S	8.53	f	6.28	e	0.77	f	0.06	e	0.08	e	3.54	f	7.68	e	7.50	S	28.18	f
2023	2.57	g	4.50	f	2.80	d	7.97	e	1.90	e	2.24	e	0.34	h	0.37	f	4.80	S	4.08	f	6.81	f	10.09	f	19.71	g
2024	9.10	f	4.77	e	2.31	o	1.80	p	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	4.77	k
Period of Record Statistics
MEAN	6.57		5.07		5.36		4.82		4.17		3.76		1.70		1.93		3.11		5.02		7.44		6.72		55.81
S.D.	3.28		2.30		2.13		1.74		1.69		1.79		1.38		1.69		1.87		2.12		3.41		2.47		8.67
SKEW	0.69		0.47		0.85		-0.05		0.38		0.19		1.32		1.95		0.85		0.32		0.58		0.27		-0.09
MAX	17.95		11.57		12.47		8.66		9.30		7.87		7.09		8.59		9.08		10.74		19.00		12.74		74.93
MIN	1.12		0.36		0.97		0.73		1.10		0.70		0.00		0.02		0.08		0.41		0.93		1.07		28.51
YRS	74		83		84		82		79		84		79		82		81		77		82		73		66