MOUNT ADAMS RS, WA

Total of Precipitation (Inches)

(455659)

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
1909	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	2.20	u	3.20		3.20	k
1910	-----	z	6.15		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	6.15	k
1911	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1912	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1913	-----	z	-----	z	1.82	s	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1914	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1915	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1916	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1917	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1918	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1919	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1920	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1921	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1922	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1923	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1924	-----	z	-----	z	-----	z	-----	z	0.22		1.12		0.00		0.15		1.89		4.67		6.17		2.20	a	16.42	d
1925	8.30	m	10.09		1.57		2.48		1.09		0.58		0.00		0.04		1.60		0.20		5.41		6.40	a	29.46	a
1926	3.22		8.96	a	0.44		1.10	x	2.46		-----	z	0.00		0.78		2.21		5.35		9.94		6.38		39.74	b
1927	8.58		11.09	a	2.41		1.74		2.69		0.52		0.00		0.21		3.22		3.46		11.38	a	3.95		49.25
1928	8.62		1.22		11.58		4.74		0.51		1.29		0.04		-----	z	0.16		2.87	p	5.78		9.27		43.21	b
1929	4.51		1.28		2.26		4.42	o	0.57		1.67		0.07		0.00		0.17	y	0.68		-----	z	10.87		21.91	c
1930	4.25		10.03		2.94		1.29		1.58		0.23		0.00		-----	z	0.54		1.82		3.57		1.91		28.16	a
1931	8.79	m	2.97		8.54	k	1.70		0.52		3.54		0.00		0.00		1.31		5.69		5.31		14.57	n	21.04	c
1932	7.92		4.44		7.90		4.24		1.24		0.75		0.50		0.14		0.01		3.04		11.48		6.16		47.82
1933	10.56		6.00		7.06		0.13		3.65		2.09		0.02		0.39		3.42		6.03		2.06		27.37		68.78
1934	11.22		1.80		5.92		1.20		0.77		0.11		0.00		0.75		1.37		9.55		12.75		11.88		57.32
1935	6.51	l	2.92	a	4.09		1.74		0.18		0.47		0.01		0.03		0.21		1.21		4.17		7.38		22.41	a
1936	12.60	a	6.92		3.97		0.13		2.76		3.17		-----	z	-----	z	0.64	w	-----	z	-----	z	8.69	b	38.24	e
1937	2.61		10.58		3.29		6.56		1.56		5.61		-----	z	0.71		-----	z	-----	z	11.50	h	14.55	j	30.92	e
1938	6.12	n	6.96	j	8.92	n	1.55	w	0.20		0.27		-----	z	-----	z	0.43	w	3.31	p	4.18		6.05	m	4.65	i
1939	7.86	n	5.70	k	3.24	a	-----	z	-----	z	0.12	x	-----	z	-----	z	0.20	y	1.64	s	0.80		13.69		17.73	i
1940	4.17		14.62		5.88		3.62	q	1.26	y	-----	z	-----	z	-----	z	1.74		5.60		5.31		5.94		43.26	e
1941	7.76		2.59		1.76		2.97		4.63		1.11		0.00		1.93		1.81		2.41	a	6.95		13.61		47.53
1942	4.24		5.96		1.11		1.82		2.06		1.88		0.30		0.13		0.00		1.86		17.40		12.17		48.93
1943	7.07	q	5.53		6.44		4.12	a	0.54		0.88		0.11		0.10		0.00		5.40		4.23		2.56		29.91	a
1944	4.64		3.48		0.98	r	1.33		0.79	q	0.27		0.33		0.34		1.57		0.53		6.70		1.57		20.76	b
1945	5.22		7.84		7.79		3.56		4.77		0.08		0.01		0.01		1.59		1.39		12.51	i	11.66		43.92	a
1946	9.31		7.59		4.10		1.72		0.71		2.62		0.84		0.00		0.53		5.41		9.50		9.69		52.02
1947	6.30		5.19		4.69		2.05		0.00		-----	z	0.09		0.22		2.99		10.96		2.38		4.23	a	39.10	a
1948	10.10		8.60		-----	z	-----	z	-----	z	2.83	b	0.51		0.54		2.49		2.91		8.51	c	10.90		47.39	c
1949	1.07		17.18		3.71		0.76		1.97		0.30		0.10		0.07		1.80		2.34		9.96		7.02		46.28
1950	20.78		8.47		8.79	c	2.63		0.31		0.59		0.36		0.21		1.13	a	12.65		10.77		8.95		75.64
1951	12.82		7.74		5.59	h	1.00	b	1.93		0.39		0.00		0.40		2.11		8.15		11.75		10.01	a	56.30	a
1952	9.58		4.75		2.73		0.62		0.55		1.27		0.00		0.07		0.19		0.15		0.00	j	12.01		31.92	a
1953	23.30		4.07		4.15		2.94		2.49		0.76	j	0.00	a	1.56	g	1.03		1.82		7.88		9.43		57.11	b
1954	16.94		7.62		3.79		4.21		0.90		1.97		0.01	g	0.31		1.03		3.58		7.34		6.59		54.28	a
1955	3.19		3.80		5.61		3.84		0.46		0.45		0.70		0.00		3.31		9.72		13.07		14.40		58.55
1956	15.09		5.45		8.37		0.19		0.90		0.67	d	0.01		1.82		0.86		3.98		1.23	a	4.39		42.96
1957	3.20		3.08		4.38	b	3.54		3.74		0.12	e	0.22	d	0.47	g	0.85		3.60		2.21		6.71	b	31.65	a
1958	4.30	a	3.01	e	3.25	b	5.22	a	1.13	S	1.92	b	0.00		0.00		0.44		2.70	a	8.00		6.46	b	36.43
1959	7.21	a	3.31		4.43	c	1.27		0.55		1.52		0.05		0.00		3.38		4.88		2.96		2.38		31.94
1960	3.93	b	-----	z	7.61	b	5.04		3.07		0.34		0.00		0.95		0.30		2.40		13.47	e	3.95	d	41.06	a
1961	8.05	b	14.21	d	9.87	d	1.67	b	2.22	b	0.59		0.28		0.98		1.41		4.08	g	7.36	a	10.25	d	56.89	a
1962	1.76	b	4.09	d	7.37	e	4.02	a	2.12	c	0.19	a	0.00		1.10		2.80		6.77		14.56	a	2.34		47.12
1963	1.81		7.55	b	5.35		2.86	c	1.74	a	0.22		0.12		0.19		0.10		4.00	a	8.82	f	4.79		28.73	a
1964	14.05	c	0.48	a	2.94		0.61		0.20		2.20		0.55		1.09		0.78		1.08		7.90	a	14.88	d	46.76
1965	9.94	d	1.27	a	1.50		3.05		1.30		0.30		1.09		0.90		0.03		0.98	a	7.44	d	6.75	e	34.55
1966	13.23	b	2.17		8.28	c	0.92	a	0.52	b	0.30	l	0.83		0.00		0.45		2.90		7.33	c	11.58	d	48.21	a
1967	11.69	c	2.78	b	4.72	a	2.11		0.09		0.69		0.00		0.00		0.47		7.31	b	4.93	a	6.94	c	41.73
1968	9.67	d	11.82	a	3.64	b	0.47		1.07		1.69		0.13		3.74		1.79		5.96		7.95		10.47		58.40
1969	15.20	a	4.85		1.76		1.62		1.58		1.45		0.00		0.03		2.33		2.38		2.59		9.66	c	43.45
1970	9.30	h	3.08		2.94		1.82		0.04		0.46		0.00		0.00		0.74		3.98		9.13		13.81		36.00	a
1971	10.10	a	4.62		11.96		2.17		0.69		1.35		0.00		0.18		1.78		3.58		5.09		10.88	g	41.52	a
1972	15.36		4.91		6.11		3.24		1.81	a	0.76		0.28		0.69		4.04	a	0.27		5.85	c	10.25	a	53.57
1973	5.91		1.45	b	1.59		0.51		0.54		1.11		0.00		0.00		3.33		3.58	r	13.11	b	10.52	f	27.55	b
1974	13.63	d	5.36	b	5.22		3.59		1.25		0.90		0.88		0.00		0.00		0.00	e	7.52		3.96		42.31
1975	10.05	b	8.77		4.75		1.29		1.12		-----	z	-----	z	-----	z	0.00		3.38	p	3.13	u	2.96	r	25.98	f
1976	5.27		7.85	c	2.58		0.30	d	0.13		0.08		0.37		1.81		0.43		1.59		0.95		1.89	d	23.25
1977	0.99		2.42	a	4.61		0.00		1.93		1.01		0.05		1.85		3.18		3.97	a	7.10		13.33	c	40.44
1978	6.53	b	5.83		1.85		3.71		2.29	a	0.20		0.62		1.39		2.08		0.07		3.43		2.06		30.06
1979	2.15	a	10.36	b	2.73	a	1.84		0.96	a	0.19		1.01		3.56		1.40		6.23		2.08		3.64		36.15
1980	2.01	g	6.79	d	2.38		2.57		-----	z	1.02	a	0.80		0.03		1.32		0.25	c	-----	z	18.41		33.57	c
1981	-----	z	7.05	a	2.07	b	2.29		-----	z	3.45		-----	z	0.00		2.77		-----	z	6.90		12.42	b	36.95	d
1982	5.55	m	15.35	d	3.68	b	-----	z	-----	z	0.77	g	0.01		0.27		2.83		6.01		7.83		11.39		47.37	d
1983	9.38	e	10.90	c	8.53	b	0.56		0.97		0.67		1.55		1.56		1.80		1.07		16.88		10.56		64.43
1984	1.90		4.59		5.00	b	3.87	a	3.48		0.75		0.04		0.00		1.08	b	3.01		11.20	b	2.95	f	34.92	a
1985	0.11	b	4.37		3.38		1.51		1.04		3.28		0.00		2.45		1.79		3.68		4.03	c	2.89		28.53
1986	12.10	b	7.85		3.68		1.07		0.76		0.69		0.13		0.07		2.23		1.76		7.57		3.22	a	41.13
1987	9.15		4.28		6.87		1.47	a	2.32		0.14		0.92		0.00		0.00		0.25		3.17	a	13.98	a	42.55
1988	7.99		1.85		5.53		3.81		1.89		1.52		0.53		0.00		0.71		0.12	a	12.55	b	5.61	b	42.11
1989	4.30	b	3.84	b	6.68		3.17		1.45		0.32	c	0.29	a	1.00		0.15		3.30		3.83		3.98	a	32.31
1990	12.94	a	6.52		2.44		2.59		2.26		-----	z	0.19	a	1.15	a	0.09	a	5.00		4.43		2.74	b	40.35	a
1991	5.21	b	6.23		4.53		3.65		1.61		1.61	d	0.00		0.14	a	0.00		1.96		7.96		4.37		37.27
1992	8.34	e	6.57		1.82		4.06		0.00		-----	z	-----	z	0.24		2.00		3.05		4.60		7.67		38.35	b
1993	4.73	a	0.76	S	6.13		7.01		2.40		1.37		2.04		0.14		0.01		0.76		2.02		5.84		33.21
1994	1.97		5.44	a	3.21		1.56		2.72		1.17		0.00		0.00		-----	z	8.94		6.57		5.53	b	37.11	a
1995	10.66		4.94		7.65		4.26		0.68		0.80		1.47		0.29		2.89		-----	z	10.57		8.79	l	44.21	b
1996	8.40	f	6.17	a	4.15		6.28		2.51		0.35		0.49		0.09		1.23		5.24	e	6.61	d	9.75	h	33.12	b
1997	4.01	b	1.62	a	8.28	c	3.60	d	1.31		1.71		0.19		1.47		4.62	b	10.63	a	7.83	e	3.65		48.92
1998	5.56	e	9.94	d	4.39	b	1.66	a	3.44	a	1.07		0.15		0.03		1.25		2.43		13.89	a	11.11	c	54.92
1999	9.76	d	12.21	d	7.51	e	0.70	b	1.22	c	0.15		0.12		2.41		0.05		2.96		11.93		6.62		55.64
2000	8.83	f	4.97	f	1.14	a	0.28		2.18	c	2.41		0.00		0.00		0.86		2.21	a	2.58		2.85	b	14.51	b
2001	1.57	e	0.69		0.75	b	1.75	a	2.51	b	1.72		0.43		1.13		0.33		4.33		8.16	a	9.07	d	32.44
2002	9.33	e	3.83	d	7.15	b	2.48	a	1.00	d	1.44		-----	z	0.03		0.17		0.03	a	3.64		11.63	b	40.73	a
2003	8.43	f	3.02	e	10.04	b	2.96	a	0.81	c	0.00		0.00		0.15		0.34		3.07	a	4.99	a	4.76	d	30.14	a
2004	7.70	e	1.28	b	3.00		0.00	c	3.03	a	1.63		0.20		2.52		2.49		3.06		1.47		3.15	b	29.53
2005	2.04	a	1.33	b	5.31	b	2.41		4.13		0.77		0.28		0.00		0.68		3.52		6.84		4.49	b	31.80
2006	13.15	d	2.01		3.49		2.53		2.12		1.88		0.50		0.00		0.41		0.92		19.80		9.05	f	46.81	a
2007	4.40	b	6.15	a	2.97		1.53		0.57	g	0.23		0.40		0.80		0.03		5.13	a	6.73	b	11.85	d	40.22	a
2008	6.39	b	2.34	c	3.51		1.40	d	0.88		1.34		0.05		1.12		0.04		2.18	a	6.42	a	5.08	c	30.75
2009	4.30	b	2.46	S	4.54	e	1.58	a	4.67	a	0.87		0.00		0.33		1.27		3.49	a	9.23		5.60	b	35.88	a
2010	5.52	g	5.51	c	6.58		3.54	a	2.39		3.26		0.00		0.13		2.05		4.93		7.81	a	12.55	b	48.75	a
2011	5.26	e	5.00	f	10.14	e	4.92	S	3.10	e	0.08	a	1.97	b	0.12	a	0.30	a	3.01	b	7.83	b	3.81	S	40.54	a
2012	10.79	o	5.72	e	12.36	S	2.84	f	1.64	f	2.57	c	0.15		0.00		0.00		6.15		11.34		12.63	d	50.92	c
2013	2.22		1.85	c	2.91	c	3.33	f	2.84	e	0.84		0.22		1.22		7.26		0.09	q	4.33	f	3.60	e	22.96	c
2014	6.04	e	11.15	j	11.07	e	4.04	f	2.19	d	0.63	b	0.83	a	0.98	a	0.58	c	8.82	a	4.38	h	8.05	i	31.14	d
2015	4.97	g	3.41	j	0.04	v	0.53	h	1.65	d	0.24	a	0.00	a	0.91	c	0.42	a	4.01		6.50	h	20.38	e	27.61	e
2016	10.10	g	4.65	f	10.12	e	0.49	h	1.05	g	1.04	a	0.22		0.03		0.48	b	14.58	b	5.74	f	6.32	S	32.79	e
2017	6.92	g	11.87	e	9.97	d	4.69	e	1.07	c	1.84	a	0.00	a	0.04		1.98	a	4.45	i	10.24	e	3.13	o	41.70	c
2018	9.46	i	3.16	g	3.66	f	4.53	f	0.30	f	0.48		0.00	a	0.20	c	0.70	b	3.42	e	4.35	f	6.65	m	4.80	g
2019	-----	z	6.37	h	0.72	f	3.55	e	1.20	e	0.04	d	0.22		1.16	c	3.64	d	3.67	f	0.73	h	5.49	f	9.81	f
2020	14.02	e	2.09	S	2.37	j	0.71	e	0.85	h	1.31		0.00	b	0.00	f	1.09	b	4.08	S	7.74	g	7.19	g	19.22	f
2021	9.56	j	3.94	k	0.06	u	0.48	i	0.52	a	1.15	a	0.00	i	0.03		2.81		4.77	b	9.63	e	8.13	h	18.91	f
2022	8.73	o	0.05	p	2.07	d	4.85		5.46	a	2.73	c	0.21	b	0.00		0.22		1.96	c	8.11	b	11.15	e	36.76	b
2023	6.81	f	3.17	e	2.67	f	4.10	h	0.68	d	0.13		0.00		0.25		1.77		2.86	e	7.93	b	10.87	e	27.66	c
2024	13.79	h	4.72	e	4.91	f	0.22	s	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	4.72	k
Period of Record Statistics
MEAN	7.73		5.69		5.00		2.45		1.65		1.14		0.28		0.56		1.37		3.81		7.41		8.00		44.17
S.D.	4.78		3.63		2.84		1.61		1.22		1.01		0.43		0.79		1.29		2.96		3.93		4.69		11.75
SKEW	0.76		0.92		0.73		0.59		0.94		1.55		2.21		1.95		1.42		1.26		0.64		1.09		0.56
MAX	23.30		17.18		12.36		7.01		5.46		5.61		2.04		3.74		7.26		14.58		19.80		27.37		75.64
MIN	0.11		0.48		0.44		0.00		0.00		0.00		0.00		0.00		0.00		0.00		0.80		1.57		23.25
YRS	76		88		88		84		88		90		89		90		94		86		85		85		40