STEVENS PASS, WA

Total of Precipitation (Inches)

(458089)

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)	JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC		ANN
1939	-----	z	10.71		5.23	a	1.66		3.36		2.29		1.38		0.95		1.99		5.02		7.45		14.76		54.80	a
1940	4.61	a	8.20		4.91		5.20		4.27		1.20		1.22		0.67		2.43		8.31		-----	z	-----	z	41.02	b
1941	4.50	p	2.00	n	1.83		2.37	a	6.29		2.74		0.02		1.81		9.22		8.53		9.80		11.51		54.12	b
1942	3.18		3.80		7.12		3.69		3.18		5.47		2.38		0.44		0.36		3.64		16.79		14.27	a	64.32
1943	9.31		7.22		11.77		5.47		2.88		2.95		2.15		1.84		1.03		-----	z	-----	z	10.51		55.13	b
1944	6.17		4.15		9.41		3.72		-----	z	0.18	y	0.95		0.72		1.83	x	-----	z	7.24		4.37		36.73	d
1945	8.34	m	10.70		11.34	a	6.19		-----	z	1.39		0.33		1.22		4.55		-----	z	-----	z	-----	z	35.72	e
1946	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1947	-----	z	0.14	r	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	9.89	j	0.00	l
1948	2.34	w	10.06		8.08	n	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	10.06	k
1949	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
1950	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	14.27		12.78		27.05	j
1951	13.93		16.24		7.92		0.59		5.43	d	0.43	q	0.32		1.70		4.54		13.12		9.84	a	8.68		82.31	a
1952	7.31		5.82		4.88		2.36		2.60		4.10		1.03		0.86		1.04		2.22		1.36		9.40		42.98
1953	34.78		8.54		4.23		3.96	b	3.28	d	1.75	h	0.74		1.45	a	4.20		5.98		11.47		20.83		99.46	a
1954	12.74		14.25		3.01	a	6.44		0.84	b	5.60	n	2.41		3.28		3.16	b	6.75	a	8.84		7.92		69.64	a
1955	3.85		9.23		6.80	b	5.03		4.53	a	1.55	a	3.54	b	0.26	a	1.88	a	11.81	a	12.16	j	-----	z	48.48	b
1956	14.16		11.83		13.13		2.00	a	-----	z	-----	z	-----	z	-----	z	6.36		9.21	e	4.74		11.94		73.37	d
1957	6.95		12.65		2.73	l	3.03		2.55		4.14		1.89		1.20		1.20		4.94		6.68		17.71		62.94	a
1958	12.20		5.71		3.37		4.60		0.67		3.75		0.18		1.19		6.72		5.83		19.79		12.01		76.02
1959	16.88		6.95		12.08		11.84		2.63	g	2.95		0.79	a	1.92		12.37		12.43		19.45		14.40		112.06	a
1960	6.38		9.74		9.29		8.26		6.94		2.62		0.11		3.86		2.36		8.18		18.28		6.17		82.19
1961	16.53		15.51		9.77		5.15		5.55		2.17		1.71		2.03		5.07		10.76		9.50		18.96		102.71
1962	10.96		4.29		9.24		6.64		5.28		1.61		1.43		3.56		3.66		3.37		8.14		6.25		64.43
1963	2.65		6.72		7.66		4.61		3.41		3.10		2.06		1.90		1.51		7.24		9.42		9.06		59.34
1964	24.70		5.70		13.03		4.97		2.30		2.75		1.88		4.17		4.08		5.55		11.80		15.47		96.40
1965	23.14		10.19		3.22		7.95		3.66		0.82		0.63		3.85		2.86		4.61		13.81		12.55		87.29
1966	13.31		8.02		9.52		2.33		3.57		4.11		2.71		0.43		0.64		8.03		7.75		14.68		75.10
1967	19.04		11.99		9.28		4.06		2.65		2.05		0.15		0.14		2.18		20.49		7.61		13.95		93.59
1968	12.84		12.62		4.98		5.74		2.84		5.50		1.46		3.93		-----	z	-----	z	6.60	n	16.08	d	65.99	c
1969	18.66		4.64		5.61		4.42		2.45		1.46		0.85		1.04		8.94		-----	z	2.96	m	9.33		57.40	b
1970	15.15		6.37		4.24		7.27		1.26		-----	z	-----	z	-----	z	-----	z	-----	z	9.05	l	14.06		48.35	f
1971	18.94		7.80		12.21		2.00	b	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	12.64		14.14		67.73	f
1972	21.42		22.82		12.36		7.42		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	6.46	i	18.03		82.05	g
1973	10.18		1.79		4.49		2.50		4.22		3.19		0.58		0.63		3.52		8.93		13.21	d	17.10		70.34
1974	25.90		12.29		11.16		5.75		4.57		3.44		1.70		0.50		1.87		1.30		12.01		18.39		98.88
1975	19.19		10.84		7.16		2.94		5.88		2.49		0.48		5.25		0.40		12.06		18.92		28.07		113.68
1976	14.89		12.08		8.02		4.51		3.21		3.68		1.03		5.88	e	1.07		3.49		7.24		7.78		72.88
1977	5.42		7.75		10.76		3.13		3.84		1.67		1.24		5.13	a	5.44		5.81	a	18.44		22.19		90.82
1978	7.24		5.83		3.81		4.61		4.57	a	1.52		1.66		2.19		7.36	a	2.18		9.71		11.94	a	62.62
1979	4.51		12.48		5.76		3.45		2.43	a	2.04		2.25		1.38		0.63	k	6.27	c	1.92	c	22.07		64.56	a
1980	11.42		9.19		9.05		3.52		2.43		3.44		0.80		1.80	c	6.71	a	1.19		18.04	g	20.44		69.99	a
1981	2.26		13.59		2.42		8.99		2.93	h	8.04		2.28		0.50		5.81		7.64		8.15	d	15.24		74.92	a
1982	19.18		17.46		7.28		5.47		2.48	e	1.03		2.60	c	1.98	n	5.02		6.20	d	7.17	f	14.82	i	66.72	c
1983	18.09		7.54	a	6.73		2.53	a	2.34		3.93	c	5.33	g	1.86	a	4.43	g	3.34		17.66	e	9.20	d	73.22	b
1984	13.26		5.50	a	7.40	a	5.67		9.32		5.43		0.00		1.30		4.60		8.12	b	13.15		10.08		83.83
1985	0.92		6.38		4.50		7.40	a	1.88		4.63	b	0.00		0.62		5.05		15.01	a	12.40	b	2.22	a	61.01
1986	-----	z	11.39		5.02	c	3.05	g	4.19	c	2.41		2.47	e	0.33		3.64		4.60		20.15	a	6.88	c	61.08	b
1987	12.28		5.44	a	8.62		3.98		5.20		1.52	a	1.52		1.06		1.44	e	0.12		5.55		11.21		57.94
1988	6.69		5.66	a	11.88		7.24		3.99	a	2.30		1.74	g	0.47		6.36		9.56		18.87		7.66		80.68	a
1989	12.28		2.87		7.14		6.94		4.26	b	1.54		1.40	b	2.20		0.29	d	6.47		18.95	l	8.41	f	45.39	b
1990	23.11		10.92		4.52		5.03		3.77	a	5.93	a	0.86	d	2.71	b	1.00	d	16.64		30.31		14.47		119.27
1991	9.05		12.82		6.48		8.15		3.43	b	2.01	b	0.93	i	1.69	a	0.64	f	4.47		15.12	b	12.47		75.69	b
1992	13.68		4.96	a	1.46		5.10		1.86		3.11		1.97	b	1.19	j	6.44		3.45	a	10.29	f	13.42		55.45	b
1993	7.32	b	0.89		6.99		5.68	g	5.14		5.20		2.74		1.84		0.82		3.26		4.95	i	8.83	a	43.03	b
1994	8.04		10.69	a	7.16		2.87	d	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	28.76	h
Period of Record Statistics
MEAN	12.65		9.04		7.31		4.87		3.69		3.03		1.35		1.86		3.79		7.05		12.09		13.03		79.79
S.D.	7.19		4.23		3.14		2.21		1.66		1.56		0.89		1.45		2.77		4.31		5.88		5.15		19.76
SKEW	0.66		0.64		0.15		0.63		0.88		1.01		0.26		1.14		0.89		0.99		0.68		0.47		0.26
MAX	34.78		22.82		13.13		11.84		9.32		8.04		3.54		5.88		12.37		20.49		30.31		28.07		119.27
MIN	0.92		0.89		1.46		0.59		0.67		0.82		0.00		0.14		0.29		0.12		1.36		2.22		42.98
YRS	47		51		50		49		43		42		43		44		42		42		38		46		21