UMATILLA, OR

Average of Average Temperature (Degrees Fahrenheit)

(358734)

File last updated on April 20, 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
1892	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1893	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1894	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1895	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1896	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1897	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1898	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
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	62.19		68.10	a	73.34		75.60		65.03		56.33	a	43.78	a	34.13	a	59.81	d
1903	37.59	b	35.05		46.29		52.19	a	62.21		72.90		74.35		74.33	b	64.00		53.92		42.70		34.42		54.16
1904	37.27		39.55		44.31		57.58		61.90		69.35		76.13		77.16	c	67.28		55.53		45.98	b	37.68		55.81
1905	34.76		36.67	b	50.73		57.50		60.89		70.10		80.48		76.73		68.15		49.90		40.07		35.06	d	55.09
1906	37.25	a	41.17	a	43.37	a	58.40	a	-----	z	-----	z	86.65	d	78.08		68.63		58.00	b	41.20	j	-----	z	58.94	d
1907	25.81		38.18		46.72	a	54.84	b	64.37	e	68.57	a	77.12	b	-----	z	65.90	f	60.38	c	44.47	a	39.06		51.95	b
1908	38.43	a	41.29		47.60	f	52.77	s	58.75	a	69.43	c	79.31	b	75.30	c	66.22	a	53.68		44.36	a	34.31		56.11	b
1909	23.47	a	43.00	b	49.37	a	53.66	a	62.13	d	69.19	c	71.65	h	71.07	c	68.02	a	-----	z	48.96	p	32.14	x	54.99	d
1910	32.13	e	33.68		52.10		59.12		65.47		67.74	a	77.34		70.75	a	62.97	a	55.97		43.58		38.26		54.92
1911	34.88	a	35.82		49.15	a	53.58		58.98		70.37		78.34		73.87	a	62.28		51.74		42.53	a	36.18		53.98
1912	32.16	i	41.79		44.74		55.17	a	63.22	a	70.89	b	73.92	a	70.79		61.67		51.44		43.98	a	36.77		55.85	a
1913	31.40		31.02		44.69		55.81	a	61.87		70.88		76.58		75.84		65.00		51.65	a	46.54	b	32.37		53.64
1914	40.59	b	38.09		50.03	a	55.65		65.76		70.70	c	80.37		76.97		63.35		54.67	a	43.52		27.44		55.59
1915	31.18		42.91	a	51.85		60.40		63.69		71.28		77.05		81.71		65.75		56.97		43.02	a	34.42	a	56.69
1916	18.02	d	31.50		46.66		52.88		55.32	a	65.08		69.77		73.58		64.37		50.07	a	36.20		31.26		49.56
1917	32.92		37.20		42.15		52.60		61.16		69.03		80.26		77.69		67.03		55.74		44.45	a	44.05	b	55.36
1918	40.42		37.12		47.92		54.95		60.67	a	76.32		78.27		73.90	a	70.03		56.95	a	42.15		37.85		56.38
1919	32.76		39.00	a	47.63		55.62		63.48		68.63		79.24		77.23		63.86	a	50.30	a	41.00		23.12	c	53.49
1920	30.40		37.22		46.73		51.73		59.97		68.70		80.16		76.40		65.62		53.23		40.57		38.10		54.07
1921	37.26		40.98		47.90		52.58		62.53		71.78		74.66		74.82		61.33		54.94		40.92		32.15		54.32
1922	21.66		33.55		43.95		51.15		60.15		74.53		78.06		75.03		67.20		55.45		39.13		29.40	a	52.44
1923	39.80	a	31.38		46.60	a	55.66	a	62.76		68.82		77.56		76.52		66.97		52.65		43.73		36.39		54.90
1924	28.53	a	43.43		45.60	a	55.02		67.89		71.60		77.18		74.23		65.88	a	55.10		42.09	a	29.71	c	54.69
1925	39.28	a	45.88		48.98		58.45		65.11		71.92		78.66		73.94		65.00		53.10	e	41.50		41.00		56.90
1926	37.92		45.83	a	50.13		60.20		62.29		73.30		79.14	c	74.18		60.62		54.31		42.83	a	34.18	c	56.24
1927	33.60	k	42.77		44.74		52.27		59.10		69.60		76.06		74.35		62.62		52.65	a	46.73	d	33.67	d	55.87	a
1928	30.37		37.86		47.92	a	52.15		65.11		69.53		78.82		73.67	a	64.07		52.63		42.00	a	-----	z	55.83	a
1929	-----	z	-----	z	47.39	d	51.66	b	62.36	b	66.31	a	74.36	c	76.30	a	62.80	c	58.64	x	-----	z	-----	z	63.03	e
1930	-----	z	-----	z	47.83	b	56.05	b	61.61		68.42	d	79.18		77.90		66.62		51.03		40.84	e	35.45	c	58.49	b
1931	37.40		39.54	a	46.16		55.05		67.06		69.92		78.56		76.48		65.62		52.77		38.52		28.53	b	54.64
1932	33.07	a	34.88		47.50		56.43		62.03		72.10		71.85		71.94		63.23		51.92	f	45.73	b	32.32	f	55.88	b
1933	38.46	c	32.50	b	46.87		55.42		58.79		68.28	a	75.77		74.62	b	62.22		57.00		44.67		44.05	c	54.89
1934	42.13		45.36		55.00		-----	z	66.59	b	70.35		75.92		75.66		63.67	c	55.03		45.18		39.67	a	57.69	a
1935	34.15	d	39.02	a	43.37		51.20		61.87		68.93		75.57	a	72.77		67.35		52.86	c	35.39	b	33.60		53.01
1936	37.79		23.30	a	45.32		58.02		65.76		70.65		76.37		74.40		62.60		53.87		32.88		37.18		53.18
1937	16.83	d	33.09	a	47.48		52.72		61.76		68.78	a	78.00		71.23		66.17		55.64	b	45.62	a	38.48	a	52.98
1938	36.78	b	36.82		45.74		54.02		61.34		70.73		79.00		72.18		70.40		53.95		40.00	a	36.81		54.81
1939	39.29		38.15	a	47.97		55.93		63.52		67.10		76.48		75.63		66.07		53.90		40.67		40.55		55.44
1940	32.53		41.86		49.92		54.67		64.02		72.33		75.93	a	73.25	m	67.85		56.52		36.64	b	34.50		53.34	a
1941	34.06		39.25		48.68		54.87		60.95	a	67.59	a	79.53		73.73		61.83		52.98		44.07		38.72	a	54.69
1942	25.48	a	38.48		44.37		54.75		59.79		65.22		75.19		74.71		64.02	a	54.32		40.88		37.59	b	52.90
1943	27.29	c	38.38		42.08		53.73		56.35		62.62		71.97		69.56		65.07		52.58		41.25		33.00	a	51.16
1944	31.63		37.57		42.98		52.73		60.92		66.63		74.15		70.81		66.28		56.13		40.72		32.89		52.79
1945	37.79		41.50		44.44		50.75		61.70	a	66.42		75.02		73.23	a	61.67		54.15		41.64	a	32.68	a	53.41
1946	36.32		40.38	b	45.58		52.92		61.95		65.45		72.61		72.33	a	62.22	a	49.03	a	37.50	a	36.13	a	52.70
1947	29.53	a	38.95		48.24		55.27		65.33	a	66.12		72.76		70.32		65.10	a	-----	z	43.03		37.26		53.81	a
1948	33.90		34.75	a	42.82		50.17		57.82		69.43		70.47	b	69.39		61.53	a	49.39		42.40	a	31.79		51.15
1949	17.77		35.05		45.65		55.93		63.95	a	65.03		71.94		72.35		64.75		47.58		44.62		37.69		51.86
1950	17.73	a	34.84	c	43.53		51.33		59.33	a	66.13		74.44		73.15		64.38		51.69		42.57		39.03		51.51
1951	35.40		36.57	a	41.50		53.40		60.27		67.00		75.76		73.05		64.25		53.37		40.87		32.29		52.81
1952	28.24		39.43		44.68		54.90		62.68		66.60		75.15		73.10		65.92		56.84		34.48		36.37		53.20
1953	44.61		41.84		48.42	g	52.57		59.02	a	63.47		74.03		73.29		67.40	a	54.24		44.92		41.19		56.05	a
1954	32.87		40.64		41.61		51.27		61.26		64.53		70.39		69.50		63.78		50.05		45.92		33.02		52.07
1955	34.03		37.12		40.21		48.47		58.18		68.77		71.26		72.11		64.53		53.35		36.24	a	33.60		51.49
1956	34.34		29.02		45.71		55.30		63.32	a	66.57		76.13		72.89		66.13		52.68		38.68		36.90		53.14
1957	19.77	a	36.16		45.40		53.42		63.77		68.93	a	71.50		69.23		65.33		51.74		40.57	a	40.66		52.21
1958	37.73		45.88		43.85		51.55		65.71		71.27		78.06		77.37		64.77		53.27		43.00		37.15		55.80
1959	35.61		38.91		47.08		54.10		58.45		68.92		75.95		70.97	a	63.12		52.81		37.12		33.71		53.06
1960	25.00		38.71		44.53		53.27		59.21		69.18		79.39		72.83	b	65.02		53.53		43.40		32.11		53.01
1961	35.97		45.70	a	47.55		53.60		60.56		72.87		78.06		78.92		62.02		51.00		35.95		36.26		54.87
1962	33.02	c	38.36		43.21		55.71	b	57.42		67.62		74.63		70.98		65.17		52.50		44.68	b	38.56		53.49
1963	27.77		38.82		45.97		51.55		61.24		69.08		71.26		73.30	a	67.47		55.87		44.75	b	33.45		53.38
1964	38.87		39.52		43.87		51.98		58.79		67.02		73.68		68.82	a	61.16	a	50.79		40.78		32.44		52.31
1965	36.95		42.27		42.61		55.92		60.39		68.45		75.47		73.63		59.22	g	55.34	f	-----	z	-----	z	56.96	d
Period of Record Statistics
MEAN	32.78		38.27		46.18		54.26		61.78		68.94		76.11		73.91		64.85		53.56		41.73		35.42		53.75
S.D.	6.52		4.31		2.86		2.47		2.65		2.62		3.10		2.66		2.23		2.43		3.20		3.88		1.61
SKEW	-0.88		-0.64		0.48		0.35		0.05		0.12		0.26		0.25		0.22		0.07		-0.76		-0.35		-0.12
MAX	44.61		45.88		55.00		60.40		67.89		76.32		86.65		81.71		70.40		60.38		46.73		44.05		56.90
MIN	16.83		23.30		40.21		48.47		55.32		62.62		69.77		68.82		60.62		47.58		32.88		23.13		49.56
YRS	59		61		61		61		63		63		63		62		62		59		60		58		48