IONE 18 S, OR

Total of Precipitation (Inches)

(354161)

File last updated on May 13, 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
1935	-----	z	-----	z	-----	z	-----	z	0.26	v	1.93		0.35		0.00		0.30		0.89		0.80		1.36		5.63	e
1936	1.93		1.58		0.34		0.95		0.88		2.00		0.00		0.00		0.60		0.30		0.06		1.24		9.88
1937	2.50	a	0.61		2.06		1.51		0.26		3.21		0.21		0.27		0.27		0.87		2.13		1.95		15.85
1938	0.92		1.77		1.46		1.87		0.10		1.52		1.43		0.07		0.28		1.15		0.72		0.56		11.85
1939	0.60		1.15		1.25		0.12		0.33		0.66		0.53		0.00		0.63		0.28		0.00		1.70		7.25
1940	2.04		2.49		1.60		2.77		0.13		0.00		0.99		0.00		2.33		1.69		1.90		0.61		16.55
1941	1.41		1.15		0.76		0.63		2.06		2.19		0.13		1.39		1.38		1.47		1.76		1.44		15.77
1942	1.76		2.17		0.47		1.37		2.34		1.53		0.76		0.06		0.00		1.20		3.31		3.47		18.44
1943	1.41		0.12		0.82		2.21		0.53		1.67		0.10		1.18		0.00		2.00		0.45		0.94		11.43
1944	0.52		1.62		0.60		1.45		0.28		1.52		0.18		0.00		0.39		0.98		1.23		0.79		9.56
1945	1.25		1.63		1.96		0.77		3.93		0.16		0.00		0.37		1.09		0.58		2.15		1.84		15.73
1946	0.85		0.62		1.91		0.34		1.68		2.29		0.04		0.15		0.81		1.70		1.20		0.56		12.15
1947	1.10		0.79		0.96		1.29		0.31		2.14		1.82	c	0.75		1.27		4.00		2.73		1.18		18.34
1948	1.16		2.40		1.36		2.93		3.45		1.88		1.58		0.51	a	1.36		0.62	a	1.08		1.99		20.32
1949	0.22	a	1.76		1.57	a	0.40		1.14		0.04		0.00	a	0.00	a	0.25		0.47		2.28		1.06		9.19
1950	3.38		0.26		1.49		0.96		0.95		2.59		0.00		0.38		0.33	a	3.22		1.97		2.11	a	17.64
1951	1.31		1.62		0.50		0.85		1.00		1.32		0.19		0.10		0.20		0.67		1.43	a	1.55		10.74
1952	1.12		1.25		0.45		0.42		1.12		2.25		0.00	d	0.90		0.94		0.13		0.21		1.96	a	10.75
1953	2.26		2.05		1.57		1.01		1.76		1.03	a	0.00		1.49	a	0.00		0.97		2.16		1.67		15.97
1954	1.63		0.71		0.86		0.67		0.89		1.77		0.00		0.59		0.40		0.78		0.71		0.64		9.65
1955	0.80		0.55		1.23		1.77		1.32		0.54		1.01		0.00		0.77		1.52		2.41		2.52		14.44
1956	3.43	a	0.80		0.86	a	0.00		2.59		1.69		0.48		0.47	a	0.00		1.59		0.33		0.94		13.18
1957	1.10		1.00		4.59		1.45		1.74		0.27		0.00	a	0.00		1.55		2.40		0.63	a	1.83	c	16.56
1958	1.32		2.02		1.09		1.58		1.92		0.29		0.07		0.01		0.19		0.02		2.19		1.46		12.16
1959	2.19		1.46		1.38		0.45		0.60		0.53		0.02		0.03		0.83		0.39		0.33		0.61		8.82
1960	1.61		0.80		2.00		0.50		2.31		0.26		0.07		0.59		0.49		0.49		1.02		0.61		10.75
1961	0.98		1.91		2.14		0.79		1.87		1.50		0.75		1.25		0.12		0.87		1.48		1.04		14.70
1962	1.01		0.79		1.53		0.97		3.68		0.05		0.00		0.99		0.68		1.56		1.58		1.21	e	14.05
1963	0.98		1.38		0.62		3.01		1.45		0.34		1.07		0.00		1.11		0.33		1.96		1.12		13.37
1964	1.13		0.09		0.47		0.29		0.01		1.14		1.30		0.10		0.05		1.19		1.65		4.68		12.10
1965	2.05	e	0.15		1.35		0.36		0.95		1.72		0.52		1.63		0.34		0.25		1.98	a	0.34		11.64
1966	1.25		1.06		0.91		0.06		0.36		0.53		1.32		0.00		0.78		0.54		2.56		2.66		12.03
1967	1.15		0.18		1.06		2.16		0.89		0.52		0.00		0.00		0.33		0.73		0.77		0.65		8.44
1968	0.93		0.93		0.25		0.16		1.82		0.57		0.06		1.58	d	0.59		1.06		2.26		2.06		12.27
1969	3.09		0.66		0.76		1.59		0.98		3.30		0.18		0.00		0.72		0.58		0.47		1.46		13.79
1970	3.98		1.69		1.30		0.32	a	0.63		0.71		0.15		0.20		0.00		0.38		1.71		0.58		11.65
1971	0.67		0.33		0.98		1.09		1.56		0.94		0.30		0.38		1.09		0.81		1.56		1.44	a	11.15
1972	1.19		0.72		1.24		0.38		0.52		1.34		0.28		0.00		0.27		0.85		0.98		1.50		9.27
1973	0.69		0.78		0.54		0.08		0.39		0.38		0.00		0.02		2.17		1.07		3.23		3.10		12.45
1974	0.69		-----	z	1.01		1.69		0.05		0.25		0.34		0.00		0.00		0.28		0.81		0.51		5.63	a
1975	2.60		1.28		0.75		0.69		0.20		0.18		0.45		0.70		0.00		1.30		0.81		1.36		10.32
1976	1.31		0.86		0.60	d	1.37		0.48		0.18		0.09		2.49		0.22		0.22		0.17		0.22		8.21
1977	0.34		0.29		0.40		-----	z	1.61		0.13		0.03		1.31		1.22		0.27		2.27		2.49	f	7.87	b
1978	2.12		1.03		0.51		1.82		0.15	a	1.03		0.40		1.51		0.28		0.00		1.83		0.78		11.46
1979	1.43		0.55	a	1.43		2.39		1.17		0.00		0.00		1.73		0.40		2.60		2.20	n	0.62		12.32	a
1980	1.58	t	2.50		1.04		0.63		2.95		1.47		0.25		0.21		0.33		-----	z	1.25		0.65	e	11.28	b
1981	1.27		0.74		0.65		0.71		1.96		1.21		0.08		0.04		1.09		0.64		2.39		3.11	e	13.89
1982	-----	z	-----	z	-----	z	-----	z	-----	z	0.70		-----	z	-----	z	2.92		1.55		-----	z	-----	z	5.17	i
1983	-----	z	-----	z	0.69	g	1.17		2.45		0.64		1.36		0.50		0.52		1.07		1.84		2.99		12.54	c
1984	0.53		1.31		2.45		1.04		0.99		1.97		0.34		0.56		1.05		0.86		1.60		0.71		13.41
1985	0.30		1.24		0.67		0.32		0.53		0.18		0.04		0.10		0.95		1.53		1.72		-----	z	7.58	a
1986	1.42		2.87		1.54		0.42		0.97		0.10		0.56		0.26		1.02		0.70		2.12		1.43		13.41
1987	1.10		1.04		1.86		0.56		0.36		0.40		0.41		-----	z	0.06		0.03		0.81		1.68		8.31	a
1988	2.80		0.00		0.74		3.07		1.29		1.37		0.00		0.00		0.37		0.04		2.47		0.33		12.48
1989	1.10		-----	z	1.99	l	1.79		1.07		0.30		0.17		0.58		0.05		0.53		1.19		0.63		7.41	b
1990	-----	z	0.53		0.85		0.94		1.26		0.54		0.47		-----	z	-----	z	1.00	a	-----	z	2.00		7.59	d
1991	-----	z	-----	z	2.02		1.00		2.56		1.06		0.20		0.08		0.00		1.19		2.63		0.75		11.49	b
1992	-----	z	1.25		0.35		2.39		0.30		-----	z	0.85	a	0.22		0.43		1.22		1.98		1.94		10.93	b
1993	2.19		1.09	b	2.40		2.12		2.77		2.37	h	1.35		0.33		0.00		0.45		0.63		0.59		13.92	a
1994	0.59		1.45		0.55		0.57		2.77		1.25		0.37		0.00		0.09		2.36		0.88		0.50		11.38
1995	2.74		1.53		1.12		2.28		3.05		-----	z	0.10		-----	z	0.84		1.01		1.59		1.55		15.81	b
1996	1.66		2.23		1.69		0.58		1.36		1.06		0.11		0.05		0.38		1.29		3.77		2.80	c	16.98
1997	2.16		0.34		1.95		1.88		1.10		-----	z	-----	z	0.42		0.74		1.39		-----	z	0.55		10.53	c
1998	3.16		1.08		1.19		1.35		3.08		-----	z	-----	z	0.00		0.85		0.44		1.99		-----	z	13.14	c
1999	0.61		-----	z	-----	z	0.00		0.84		-----	z	0.00		0.50		0.20		-----	z	0.52		0.49		3.16	d
2000	2.20		2.83		1.17		0.43		1.00		-----	z	0.00		0.00		0.49		1.09	a	0.83		0.00		10.04	a
2001	0.00		1.00		1.27		2.05	a	0.00		-----	z	-----	z	0.16		0.00		1.03		0.88		1.37		7.76	b
2002	0.17		0.80		0.61		0.98		0.85		1.97	a	0.25		0.05		0.13		0.40		0.30		1.94	a	8.45
2003	2.43		1.28		0.63		1.52		0.73		0.00		0.00		0.16		0.35		0.79		1.51		3.07		12.47
2004	1.78		1.00		0.55		1.05		1.46		0.67		0.30		1.93		0.45		0.59		0.95		1.73		12.46
2005	0.85		0.30		0.55	a	1.30		-----	z	-----	z	-----	z	-----	z	-----	z	1.33		0.54	d	3.06		7.93	e
2006	2.18		0.28		1.38		1.24		2.35		1.65	c	0.36	f	0.23	h	0.03	j	1.08	f	2.39	f	1.19	g	9.08	f
2007	0.52	j	0.90	g	0.88	l	1.63	h	0.68	p	1.48	w	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
2008	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
2009	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.50		1.05		1.50		3.05	i
2010	2.60		0.86		0.39		0.60		0.75		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	5.20	g
2011	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.91	y	-----	z	-----	z	0.00	l
2012	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	0.00	l
Period of Record Statistics
MEAN	1.50		1.13		1.16		1.14		1.30		1.06		0.37		0.44		0.58		0.98		1.45		1.43		12.70
S.D.	0.87		0.69		0.70		0.78		0.97		0.82		0.46		0.59		0.58		0.73		0.84		0.92		2.96
SKEW	0.68		0.60		1.93		0.67		0.80		0.64		1.47		1.51		1.69		1.62		0.37		1.05		0.47
MAX	3.98		2.87		4.59		3.07		3.93		3.30		1.82		2.49		2.92		4.00		3.77		4.68		20.32
MIN	0.00		0.00		0.25		0.00		0.00		0.00		0.00		0.00		0.00		0.00		0.00		0.00		7.25
YRS	66		66		68		70		70		63		66		66		69		70		68		68		50