RITZVILLE 1 SSE, WA

Average of Average Temperature (Degrees Fahrenheit)

(457059)

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
1899	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1900	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1901	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1902	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1903	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1904	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1905	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1906	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1907	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1908	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1909	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1910	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1911	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1912	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1913	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1914	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1915	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1916	13.16	l	30.00	a	41.08		47.97	a	51.42		58.04	g	66.03		70.88	a	60.45		-----	z	30.38	e	24.02	a	46.91	c
1917	22.92		29.75		34.07	a	44.28		54.15		59.18		71.98		71.85		62.57		52.00		43.42		36.00	b	48.51
1918	33.30	a	32.48		42.35	a	49.57		52.50		68.07		72.73		66.18		66.41	a	52.24		37.87		31.03		50.39
1919	30.74		32.41		41.39		50.03		55.60		60.23		71.56		70.40		59.97		44.34		35.30		19.81		47.65
1920	26.73		31.79	a	39.93	a	44.87		52.81		60.31	a	72.95	a	70.05		59.60		48.16		38.10		32.57	a	48.15
1921	31.93	a	34.35	b	41.76	b	46.42		56.20	a	66.67		68.84		70.69		55.43	a	51.73		36.50		27.56		49.01
1922	17.10		23.11	a	37.00		45.28		55.19		69.48		72.95	b	71.56		63.67	a	51.81		33.93		21.02		46.84
1923	32.02		22.83	a	40.65		50.80		56.40		61.63		72.19		71.85		63.98		51.21		40.83		-----	z	51.31	a
1924	24.29		41.19		40.48		48.71	a	63.10		65.64	a	71.10		68.68		61.57	b	49.60		35.67	a	22.76		49.40
1925	29.06		39.39	a	-----	z	51.90	a	59.13	a	65.43		74.11		69.35		60.13		47.31		35.40	e	35.12	a	51.49	a
1926	29.42		39.73		45.08		54.40		55.73		65.05	a	73.18	n	69.15		54.64	a	49.92		39.87		28.32		48.30	a
1927	26.24		35.16		39.77	a	46.22		52.92		64.02		71.19	b	70.07	a	56.80		49.73		-----	z	23.88	b	48.73	a
1928	25.53	b	32.83	b	42.18	c	45.93		61.19		63.63		72.87		68.26		61.28		49.53		37.07	b	-----	z	50.94	a
1929	16.81		17.90	b	41.62	a	44.92		56.58		62.31	a	69.32		72.52		59.07		53.27	a	34.90		33.87		46.92
1930	14.52		38.19	a	43.80	a	54.02		55.97	a	61.83	a	72.95	a	73.18		61.35	c	47.00	a	35.97	a	27.00		48.81
1931	33.31	b	35.83	b	41.81		48.55		60.32		63.85		72.55		71.20	a	60.92		50.31		34.00		27.63	a	50.02
1932	26.27		30.55	a	40.40	a	50.54	b	55.02		66.75	b	67.62	a	69.23	a	62.60		50.42	a	41.69	a	25.73	a	48.90
1933	31.07	a	23.63	b	40.94		47.77		51.52		63.52		71.31		71.55		57.26	a	53.19		39.30	b	37.65		49.06
1934	38.00		40.62	b	48.48	a	57.24	a	60.68		64.47		70.83	a	71.40		58.23		52.90		42.82		33.07	b	53.23
1935	31.92	e	36.39		38.26		45.40		56.89		62.80		70.73		68.25	a	66.00		49.32		32.67		30.43	a	49.09
1936	32.06		17.77	a	39.60		52.12	a	62.29		65.36	a	71.73		70.50		60.43		54.10		34.78		32.33	a	49.42
1937	10.65		27.30	a	43.97	a	45.98	a	57.37		64.08		72.87		66.23		63.60	a	53.85	a	41.05		33.63		48.38
1938	32.08	a	32.95		41.13		48.90		56.21		65.60	a	74.19		67.52		68.62		51.73		35.17		31.95	a	50.50
1939	34.78	a	30.16		42.69		51.22		58.90	a	61.17		72.47		72.58		62.69	f	49.53		40.92		37.37	a	50.16	a
1940	29.17	a	35.93		44.92		49.97		59.94		66.33		71.16		69.68		64.62		53.58		31.45	a	32.18		50.74
1941	29.13		37.74	a	45.89		52.02		54.95	a	61.68		74.79		69.71		56.00		47.58		40.13		33.67	a	50.27
1942	22.06		32.41		39.53		49.85		53.56		59.62		72.02	a	72.81		63.26	a	51.90	a	35.02		29.50		48.46
1943	19.95		31.68		36.81		49.88		51.40	a	59.18		70.23		67.77		64.72		51.63	a	37.67		29.34		47.52
1944	28.71		31.31		37.21		48.79	a	57.53		62.57		71.30	a	67.53		64.02		56.87	a	35.62		27.74		49.10
1945	33.15	a	35.34		37.92		44.68		57.44		61.70		71.76		71.13		58.85	c	52.74		36.58		28.90		49.18
1946	-----	z	35.63	b	41.08		48.98		58.23		61.38		71.10		70.95		61.06	d	44.84		34.48		32.45		50.93	a
1947	24.31		35.98		44.16	b	49.58		61.21	b	62.62		70.11	c	68.03		-----	z	50.40	a	36.60	a	-----	z	50.30	b
1948	29.19		30.47		-----	z	-----	z	-----	z	66.22	a	66.71		67.18		62.97	n	50.06		36.85		22.77		46.18	d
1949	10.15		26.71		43.00		51.90		60.76		62.88		69.47		69.44		70.12	m	46.61		43.30		30.48		46.79	a
1950	10.50		27.66		38.10		45.50		53.52		62.30	b	70.24		71.18		64.18		48.16		37.53		35.42		47.02
1951	29.19		33.07		36.02		49.23		55.79		62.20		71.77	a	69.24		62.57	b	48.24		36.15		23.95		48.12
1952	22.82		33.62		39.34		50.68		56.58	a	62.83		71.21		69.53		65.50		56.74		32.78		30.97		49.38
1953	39.18		37.20		42.18		46.83		53.56		59.25		69.55	a	69.05		63.65		52.30	a	41.32		34.27	c	50.69
1954	26.32		33.55		37.71		45.30		56.70	a	58.35		68.13		65.19	b	59.59	a	48.79		43.40		30.60		47.80
1955	27.13		29.96		34.02		42.45		51.16		64.62		68.02	a	70.04	g	61.17		49.74		29.17		27.69		44.10	a
1956	30.15		21.12		39.37		51.27		59.21		60.75		73.08	a	69.26		62.72		47.61		33.07	a	30.68	a	48.19
1957	14.56		28.52		40.53		48.83		59.81		64.73		67.73		66.39		64.37		47.50	a	37.03	a	36.14	b	48.01
1958	33.56		42.93		40.55		46.20		62.69		67.35		74.63		73.65		59.90		51.35		36.87		32.53		51.85
1959	30.19		31.89		40.95		48.63		52.27		62.93		71.34		65.61		57.75		48.18		33.47		31.10	a	47.86
1960	21.11		34.09		40.34		47.55		52.66		63.25		75.15		65.98		62.45		51.39		38.47		28.83	b	48.44
1961	32.00		39.77		41.98		48.03		54.94		68.78		73.58		75.53		57.97		48.27		33.02		29.35		50.27
1962	26.23		35.05		38.18		51.55	a	51.50		61.32		68.26		65.82		62.90		49.77		39.48		34.90	a	48.75
1963	22.32		36.68		42.47		46.22		56.24		63.63		66.97		70.11		68.30		53.11		39.65		27.21		49.41
1964	32.26		35.16		38.31		46.03		54.52		62.43		70.39		64.85		58.83		51.44		35.80		25.95		48.00
1965	28.27		35.96		38.63		50.83		54.84		63.00		71.18		70.50		-----	z	50.00	k	41.47		31.08	a	48.58	b
1966	30.87		35.71		40.69		46.62		57.10		59.53		67.40		69.11		63.87		48.52		39.90		34.90		49.52
1967	35.18		38.09		38.66		43.13		52.56		64.72		70.92		74.62	a	67.30		49.13		37.63		29.23		50.10
1968	30.82		38.43		43.65		43.42		53.97	a	61.40		71.74		65.61		61.08		47.11		37.62		28.63		48.62
1969	16.92		27.98		39.81		48.15		57.81		66.25		66.53		64.10		59.73		44.13	a	36.63	d	30.37		46.53
1970	27.47	a	37.81	a	39.44		42.15		53.02		66.60		70.11		68.53		53.53		45.60		35.88		27.45	a	47.30
1971	30.34		33.59		33.72	a	44.15		56.58		57.25		69.97		73.52		55.02		46.10		36.45	b	26.32		46.92
1972	25.66		30.45		41.53		42.76	a	55.60		61.72		67.63		70.29		54.07		48.44		38.15		24.44		46.73
1973	27.88	a	34.93		41.29		46.75		56.19		61.27		69.63	a	67.89		60.02		48.08		34.03		34.85		48.57
1974	23.82		37.05		39.43	a	46.20		49.97		63.63		67.23		68.39		62.73		50.26		38.32		33.21		48.35
1975	26.37		28.16		37.56		42.23		52.58		58.87		72.52		63.84		62.87		47.74		35.67		32.50	a	46.74
1976	31.48		33.53		36.60		45.40		53.42		57.48		68.22	a	64.92		63.98		48.82		36.50		29.69		47.50
1977	21.05		36.02		37.82		50.00		50.03		65.32		66.06		72.40	a	55.90		47.60		34.25		30.53		47.25
1978	29.10		35.39		42.87		46.62	a	51.32		62.80		69.26		66.00		57.37		49.32		31.34	b	23.23		47.05
1979	12.39		30.07		42.56		46.37		56.08		63.00		70.27		69.56		63.90		52.50		32.87		34.45		47.84
1980	21.77		33.41		38.81		50.22		54.84		57.55		67.68		63.73		59.22		49.61		38.03		34.34		47.43
1981	35.81		35.27		43.21		45.18		53.56		57.10	a	66.35		71.58	a	60.23		45.90		40.40		29.45		48.67
1982	23.53	b	32.32		40.26		43.18		52.68		64.55	a	67.02		67.45		58.82		45.97	b	32.45		29.55	a	46.48
1983	35.52		38.96		43.60		46.33	a	57.34	b	59.91	b	64.90		70.65	a	55.93		47.73		39.80		19.98	a	48.39
1984	28.70	a	34.53		42.10	b	44.55		49.07	b	58.24	a	69.40	b	68.18	c	56.07		44.37		36.75		22.35		46.19
1985	21.32		25.35	a	38.00		48.23	b	55.65	a	62.52	b	74.89		65.71		54.15		45.98	b	22.40		17.53		44.31
1986	30.65	a	33.34		44.27	a	45.53	a	55.35	a	67.00	c	64.53		73.65		56.33		52.19		36.91	a	29.02		49.06
1987	27.00	a	37.16		43.24		52.25		59.10		66.30		68.31		67.81		64.80		52.71		40.63		27.08		50.53
1988	26.31		36.46	a	40.95		49.26	a	54.12	b	62.40	a	68.85		68.75	a	59.87		56.18		38.97		28.66		49.23
1989	29.74	b	23.79		38.44		50.91	a	55.00	b	65.73	b	68.47		65.98	b	62.62		48.97		40.05	a	29.74	b	48.29
1990	34.32		31.24	a	42.47		51.36	a	52.66		61.02		72.27		69.85		65.17		43.69		37.83	a	19.84		48.48
1991	23.63		38.59	a	35.62	b	44.88		49.75	a	56.17		68.70	a	71.48		63.85		48.68		35.54	b	34.05	a	47.58
1992	32.58		39.22		46.11		48.55	a	57.10		67.48		67.40		68.77		56.67		50.18		35.53		24.85	a	49.54
1993	20.00	b	26.30	a	37.55		45.73		59.81		60.27		61.84		65.05		61.00		51.97		31.12		32.06		46.06
1994	36.68		30.46		43.21		50.42		56.56		61.27	b	72.67	a	69.00		64.03		48.00		34.15		31.85		49.86
1995	31.63	a	37.90	b	40.78	a	45.79	a	56.35	a	60.02	b	68.40	b	63.76		63.88		45.33	a	40.02	a	30.37		48.69
1996	26.97		28.43		38.58	a	47.80		50.30	d	59.36	a	71.40	b	68.56	d	56.05	a	46.64	b	34.60		27.00	b	46.31
1997	28.87	a	34.39		40.86	b	44.68		56.98	a	58.77		66.20	a	71.18		62.55	a	48.58		39.75		29.08		48.49
1998	32.18	a	39.75		42.52		47.70		55.26		62.25		75.00		70.85		66.47		49.11		40.63		28.97		50.89
1999	33.61		36.27		41.15		45.25		50.48		59.47		65.84		71.06		60.07	a	49.05	a	42.97		33.76		49.08
2000	30.18	a	36.40		39.89		49.67		54.13		61.08		67.53		67.65		57.72		48.02		29.90		26.34		47.37
2001	28.02		31.09		41.52		45.22		55.62	a	58.60		68.81		71.45		64.22		48.10	b	41.82		30.55	a	48.75
2002	32.53	a	34.96	a	35.68		46.03		51.92		62.87		71.47		66.92		60.22	a	46.00		38.47		34.32		48.45
2003	34.73		36.07		42.55		46.85		53.63		64.47		72.52		70.74		63.13		53.79		30.84	b	31.35		50.06
2004	25.98		33.66		44.63		50.00		54.65		63.27		71.58		71.66		58.98		50.56		37.97		33.32		49.69
2005	29.15		36.30		43.35		47.77		56.73		60.53		69.98		69.89		57.67		50.79		34.92		24.34		48.45
2006	36.76		32.38		39.55		46.93		55.31		62.13		73.05		68.90		61.52		48.77		36.88		27.26		49.12
2007	25.50		33.80		42.77		46.20		57.26		64.41	a	76.81		70.06		62.75		51.03		36.62		29.24		49.71
2008	24.39		32.53		37.90		41.32		55.60		59.58		69.37	a	68.02		60.93		48.98		39.80		21.68	a	46.68
2009	27.87		33.36		36.77		45.57		55.05		62.98		72.00		69.87		64.22		43.95		37.65		24.35		47.80
2010	36.31		38.64		42.19		45.85		50.10		58.48		68.48		67.55		59.45		50.95		34.23		31.16		48.62
2011	30.24		30.07		39.98		41.13		50.56		58.52		65.10		69.77		64.83		49.03		35.87		27.48		46.88
2012	29.23		34.81		39.13		47.90		52.52		58.70	b	71.24		70.97		62.90		48.55		39.37		32.65	a	49.00
2013	24.35		34.66		40.93	a	46.52		56.03		61.40		72.71		70.90		63.37		47.63		35.45		24.82		48.23
2014	30.68		28.38		40.39		47.38	a	57.30	d	62.07		74.08		72.32		62.95		53.21		34.87		32.76		49.70
2015	32.12	b	40.71		45.60		46.90	a	59.17	a	70.50		72.72	a	71.45		58.72		56.02	b	35.71	b	31.33	b	51.74
2016	30.39		39.52		42.65		53.52	a	57.07	a	63.07	c	67.84		69.74		58.81	a	49.69		44.45		22.34		49.92
2017	19.60		28.71		41.15		45.95	a	56.66	b	62.31	a	72.53		72.66		62.42		46.37		38.22	a	26.53		47.76
2018	34.07	b	31.64	c	39.67	a	46.63		60.40		60.45		71.26		69.37	a	58.41	b	47.92		36.95		32.02		49.07
2019	31.61		21.93		29.80	d	47.78		57.61		63.27		67.21		70.31		59.68		42.68		36.27		32.32		46.71
2020	33.97		35.60		38.56		46.18		55.19		60.70		68.71		69.89	c	63.28		49.16		37.43		31.42		49.18
2021	33.82		30.21		41.39		47.03		55.27		69.55		74.77		70.00		60.65		48.60		39.68		29.10		50.01
2022	27.37		31.98		42.74		41.03		49.58		60.09	a	73.03		74.64	b	65.03		55.27		28.95		22.27		47.67
2023	32.56		32.16		37.13		44.13		61.18		64.48		73.26		71.29		61.30		51.65		36.85		34.87		50.07
2024	27.74		36.48		41.47	a	46.96	f	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	35.23	i
Period of Record Statistics
MEAN	27.87		33.14		40.49		47.47		55.47		62.56		70.36		69.41		61.08		49.56		36.79		29.37		48.60
S.D.	6.06		4.90		2.89		3.02		3.15		2.97		2.75		2.53		3.31		2.91		3.54		4.30		1.42
SKEW	-0.95		-0.84		-0.47		0.34		0.16		0.30		-0.31		-0.23		-0.21		0.19		-0.61		-0.50		0.17
MAX	39.18		42.93		48.48		57.24		63.10		70.50		76.81		75.53		68.62		56.87		44.45		37.65		53.23
MIN	10.15		17.77		29.80		41.03		49.07		56.17		61.84		63.73		53.53		42.68		22.40		17.53		44.31
YRS	107		109		107		107		107		107		107		107		103		106		107		105		95