HERMISTON 1 SE, OR

Average of Average Temperature (Degrees Fahrenheit)

(353847)

File last updated on April 19, 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
1906	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1907	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	69.65		64.06	f	57.17	e	43.68	e	37.76	d	52.06	h
1908	35.30	i	37.08	e	46.46	c	55.24	c	57.30	c	67.96	f	78.67	b	73.88	a	65.73	d	52.11	c	43.79	f	32.04	g	58.31	d
1909	20.41	d	41.93		46.74		52.55		59.84		68.83		71.45		70.11		64.80		52.11		42.23		28.03		51.59
1910	28.93	c	31.33	b	50.85		59.14	a	64.77		67.60		74.79	b	69.57	a	61.68		54.65		43.43		37.87		53.72
1911	35.53	b	34.62		47.55	b	52.52		57.32		68.02		75.28	a	72.82		61.07		50.55		41.43		36.31		52.75
1912	31.03	m	40.66		42.19		52.57	b	61.32		69.58		71.66		68.50	a	60.88		48.85		41.83		36.36	b	54.04	a
1913	30.31		29.55		43.60		53.20		59.63		67.22	a	72.89		72.92		62.30		51.34		45.53		31.61		51.68
1914	40.40	a	40.09		48.32	a	53.65		61.58		66.80		75.73		72.55		60.10		53.10		41.90		25.55		53.31
1915	29.45	j	41.39		48.53		56.23		60.13		68.18		73.77		76.90		62.82		54.92		42.02		35.35		56.39	a
1916	17.39		32.34		47.08		53.66	a	56.05		64.77		68.85		70.10	a	61.83		48.37		35.13		30.62	a	48.85
1917	31.48		35.79		40.40		50.17		57.69		64.62		73.76		70.94		63.87		52.47		42.17		43.94		52.27
1918	38.94		36.32		45.95		51.08		57.15		70.55		72.44		68.97		66.28		55.37		40.68		37.00		53.39
1919	33.10		38.83	a	46.35		53.23		60.38	a	64.83		73.87		71.23		61.10		49.40		38.67	a	17.55	a	50.71
1920	29.95		37.40		46.05		49.95		57.06		64.90		73.77		71.32		62.03		50.94		38.10	a	36.90		51.53
1921	36.00		40.09		46.50		51.42		59.71		69.72		71.35		70.98		58.35		52.55		39.45		30.47		52.22
1922	19.61		32.57		42.47		50.12		58.43	a	71.72		74.60		71.52		64.08		52.94		37.65		28.70	a	50.37
1923	38.73		29.57		45.00		53.67		60.81		66.03		73.73		71.97		63.02		50.82	a	42.63		35.52		52.62
1924	28.06		44.40		44.00		53.03		65.03		68.60		74.16		70.84		62.87		52.87		40.68		27.75	c	52.69
1925	38.97	a	44.84		47.13		56.98		63.48		70.33		76.27		71.33	b	62.73		50.79		39.03		39.11		55.08
1926	36.55		44.14		48.82		58.05		60.84		71.32		76.19		71.48		58.13		51.81	e	42.22		33.32		54.41
1927	27.66		40.75		44.15		47.37	k	58.08		69.18		74.15		72.61		60.98	e	52.34		46.67	a	29.93	a	52.41	a
1928	28.95		35.88		47.06		51.42		63.97		68.07		76.31		70.69		61.85		52.40		40.85		32.71		52.51
1929	24.05		24.32	c	47.23		50.80		60.74		67.22		72.66		73.87		60.57		53.06		35.22		36.53		50.52
1930	15.68	c	42.12		47.95		56.70		59.69		65.70		74.58		72.95		63.12		49.00		39.28		33.44		51.68
1931	36.10		38.02		44.92		52.62		64.03		67.53		74.89		72.44		62.95		51.03		36.92		27.13		52.38
1932	31.15		34.41	a	46.11		53.48		59.18		69.08		70.48		70.45		61.98		52.79		43.82		29.55		51.87
1933	35.63		31.75	b	44.73		52.07		56.77		67.07		74.26		72.11		59.52		54.90		41.47		42.29		52.71
1934	39.85		41.27		49.69		59.62		64.15		68.57		73.69		72.31		61.03		55.61		46.85		39.18		55.98
1935	32.92		39.11		43.89		50.47		60.71		69.12		74.29		70.89		65.75		51.10		35.32		33.16		52.23
1936	37.74		22.71		45.37		58.05		65.39		69.90		75.03		73.31		62.25		53.85		32.07		37.29		52.75
1937	13.71		32.09		47.42		52.53		61.26		67.73		76.77		70.06		65.50		55.77		45.42		38.66		52.24
1938	36.39		36.80		46.32		54.20		61.00		71.15		77.69		71.44		68.47		53.24		39.12		36.32		54.35
1939	38.44		36.88		47.58		55.68		64.00		66.80		75.42		73.42		65.12		54.48		40.13		39.06		54.75
1940	31.84		41.95		49.87		54.88		63.89		70.98		75.32		72.15		67.17	a	56.10		36.17		34.02		54.53
1941	33.26		39.14		48.13		55.35		61.19		67.33		78.19		72.06		60.77		52.18		43.13		38.24		54.08
1942	24.21		38.41		44.95		56.35		60.39		65.95		76.37		75.16		65.65		55.23		41.53		38.20	a	53.53
1943	27.08		38.73		43.42		56.73		59.06		64.72		75.50		71.42		65.67		53.10		41.10		33.23		52.48
1944	32.35		38.43		44.40		54.25		61.53		66.90		75.74		73.33	m	65.98		55.92		41.03		33.18		51.79	a
1945	37.92		42.02		45.63		52.45		61.90		66.97		75.53		73.82		61.21	p	54.32		41.81	a	31.94	e	53.12	a
1946	35.23	i	41.20		47.40		53.82		62.79		66.90		74.45		73.52		63.20		50.37	a	37.52	a	37.02	c	55.29	a
1947	29.68	c	39.09		48.97	a	55.32		66.83	a	66.98	a	74.21		71.66		66.17	a	55.57	a	43.14	a	37.35		54.58
1948	33.02	a	34.50	b	43.29		49.59	a	57.26	b	70.52		69.85	a	70.37		61.65		50.24		42.38	a	31.12	a	51.15
1949	16.50	a	34.22	a	45.10	b	55.66	b	64.66		66.10	a	71.89		72.02	a	65.14	b	48.90		45.67		37.61		51.96
1950	16.63	a	29.68		43.63	a	50.68		58.45	a	65.98		73.08		73.44		65.83		52.98		43.50	a	38.82	a	51.06
1951	35.02		36.55		42.84		53.67		62.48		68.47		75.24		72.22	a	64.48		51.97		39.88	b	31.35	a	52.85
1952	26.07	a	39.74	b	44.18		54.22		62.21		66.20		75.13		72.84		66.59	a	58.12	a	33.50	a	35.58	a	52.86
1953	44.74	b	41.71		47.10		51.53		57.79		62.75		73.29		71.97		66.22	a	54.28	a	44.15		40.58	a	54.68
1954	32.26	b	39.75		40.87		50.77		59.90	b	63.90		71.43	a	69.10		63.21	b	49.63		45.48		31.76		51.50
1955	32.81		36.64		39.89	d	47.59	b	57.05		68.95	b	70.55		72.10		64.03		52.98		34.40	a	32.05		50.75
1956	33.05		27.54	a	44.37		54.25		63.27	a	64.64	b	76.23		71.85		65.08		51.90		37.45		36.24		52.16
1957	17.05		35.46		44.79	b	53.70		63.95		69.88		72.19	b	69.87	a	65.95		50.73		40.24	a	40.55		52.03
1958	37.45		45.46		43.21		50.92		66.18		71.93		78.21		77.24		64.31	a	53.28	a	42.27		36.55		55.58
1959	35.34		38.46		46.82		53.77		57.00		68.17		74.90		70.13		62.22		53.21		36.32		32.82		52.43
1960	24.40		38.71		44.56		53.22		58.17	a	68.82		78.34		69.89		63.72		53.72	a	42.37		30.10		52.17
1961	35.16		45.25		46.82		51.97		59.05		72.28		75.58		76.31		60.15		50.19		34.17		34.71		53.47
1962	31.72	a	37.85	d	42.44		55.40		56.21		66.20		73.39		69.47		64.02		51.81		43.60		37.37		52.46
1963	26.53		38.52		45.90		49.95		59.63		67.55		69.65		71.84		67.65		55.03		44.60		31.55		52.37
1964	38.44		40.00		43.87		49.85		56.95		65.70		72.29		67.13		60.68		50.73		39.32		31.32		51.36
1965	35.85		42.20		41.81		54.28		58.77		65.93		73.48		71.79		59.47		55.15		44.42		34.68		53.15
1966	36.26		39.59		45.42		53.05		61.23		64.75		70.85		71.74		66.10		52.05		43.95		39.24		53.69
1967	41.77		42.52		44.32		47.60		59.60		70.08		75.85		77.47		69.57		53.35		41.53		34.84		54.88
1968	36.26		42.31		48.42		49.95	a	59.66		68.05		75.50		70.15		65.03		49.50		41.73		32.48		53.25
1969	22.26		34.64		44.84		51.22		62.76		71.08		73.56		70.35		65.03		49.19		42.65		35.32	a	51.91
1970	32.55		41.34		45.65		48.60		60.34		71.60		76.24		72.65		59.80		49.79		40.98		34.77		52.86
1971	39.17	a	40.91		41.95		49.83		61.27		63.72		75.16		77.92		59.37		50.65		42.68		36.98		53.30
1972	34.11		37.33		48.13		49.25		61.47		68.42		74.08		75.08		60.70		51.47		42.23		26.71		52.41
1973	29.74		37.48		48.00		52.77		61.76		67.67		74.56		72.40		63.97		52.60		41.47		39.68		53.51
1974	29.06		42.34		45.81		51.73		57.71		69.67		72.50		73.31		65.38		51.61		43.68		38.92		53.48
1975	35.68		35.02		42.32		47.43		58.73		65.42		76.62	a	68.97		63.45		52.61		40.52		37.05		51.98
1976	36.92		38.34		42.58		50.02		59.89		63.57		73.00		69.13		66.33		50.95	a	41.90		33.21		52.15
1977	26.29		40.59	a	45.45		55.37		55.27		70.07		71.02		74.89		60.02		50.85		39.18		36.27		52.11
1978	32.60		39.39		47.24		50.32		56.79		66.77		71.26		69.97		61.02		50.60		33.42		31.06		50.87
1979	16.26		35.95		45.71		51.52		59.76		65.88		72.38	a	71.37		64.33		54.05		36.90		37.39		50.96
1980	26.05		35.86		45.05		53.72		58.66		62.36	a	71.02		67.94		63.85		50.34		43.10		38.08	a	51.34
1981	37.60		38.59		46.08		51.85		59.13		63.17		69.15		72.37	a	62.73		50.23		43.32		37.06		52.61
1982	34.97		37.29		45.15		47.95		58.10		68.57		71.21		70.89		60.90		49.26		37.02		36.03		51.44
1983	39.03		42.77		49.11		50.07		60.90		63.87		68.63		71.68		59.40		50.95		46.10		23.27		52.15
1984	33.53		40.00		47.47		50.02		55.32		63.42		71.84		71.00		60.22		49.23		41.70		29.71		51.12
1985	28.05		31.79		44.15		54.23		60.81		66.22		76.56		68.71		57.75		50.92		29.42		22.10		49.22
1986	34.31		39.50		49.35		50.78		59.68		71.00		68.66		75.11		60.42		53.02		43.40		32.98		53.18
1987	31.56		39.98		47.90		55.16	a	62.23		67.62		71.27		69.74		65.68		51.90		43.37		34.95		53.45
1988	33.34		40.79		46.06		53.72		59.28	a	65.45		73.66		70.34	b	63.57	b	57.64	b	46.32	b	33.38	b	53.63
1989	38.88	b	25.76	c	44.03		54.62		59.66		-----	z	72.05		70.94		63.38	a	52.40		45.68		34.39		51.07	a
1990	40.30	a	38.38		45.71		55.55	a	58.82		66.88		75.11		72.19		66.84	a	50.44		45.33		24.02		53.30
1991	29.39		44.16		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	36.77	j
1992	-----	z	-----	z	-----	z	56.27		64.12	b	73.03		73.53	a	74.87		62.75		54.12	a	43.05	b	33.61		59.48	c
1993	24.00		30.91		42.16		52.43	b	65.31		66.05	a	69.03		70.45	a	64.63		54.92		36.28	c	37.09	d	51.11
1994	40.40	b	36.35	b	45.05	c	56.34	b	63.40	a	65.74	g	78.16	c	74.90	a	67.93	a	52.76	b	40.69	a	35.31	d	53.75	a
1995	36.55	k	45.16	c	45.81	b	51.92		62.24		67.29	a	75.02	a	70.17	a	68.22	a	52.23	a	47.30	e	34.83	g	58.54	b
1996	34.59	c	35.26	d	45.72	b	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	38.52	i
1997	33.13		40.44	a	47.63		51.91	b	63.26		67.48	b	-----	z	75.92	a	67.09	s	-----	z	-----	z	-----	z	54.25	e
1998	36.10	b	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	36.10	k
1999	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2000	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	73.44	o	72.31	d	61.36	b	50.54	c	34.20	b	32.31	b	50.14	g
2001	33.86	b	36.54	d	45.02	b	50.11	b	59.56	d	63.78	c	73.28	d	73.37	d	65.77	d	51.26		41.76	a	37.50	b	52.65
2002	37.98	e	38.38	c	41.90	a	52.02	c	57.26	h	67.22	c	74.59	b	69.72	d	62.30	b	48.94		39.34	b	34.00	v	53.24	b
2003	45.50	w	40.04	a	49.45		51.42		58.55	a	68.02		75.71		72.85		65.18		56.50	a	38.08		35.30	a	55.55	a
2004	28.76		38.60		49.47	a	52.77		59.39		67.27	b	75.40	a	74.27		62.26	a	53.98	a	40.88		37.52		53.38
2005	33.16		36.62		48.10		52.66	h	61.75	a	64.47	a	74.80	f	73.95		61.95	a	53.81		40.57		29.73		50.41	b
2006	41.40		36.07		45.06		51.53		59.15		70.00	l	77.72	a	71.30	a	62.60		51.77		42.05		32.53		51.93	a
2007	31.45		39.22	a	47.40	b	51.67		59.41	i	65.73	h	77.39		70.79		63.72		50.82		40.28	a	36.77		50.95	b
2008	34.13	e	41.88	a	43.37		48.00		60.26		64.78		73.34		70.71		61.60		50.81		43.30		33.06	f	53.83	a
2009	35.77	a	35.88		41.60		50.33	a	59.19		68.02		74.60		74.58		64.70		50.37	a	41.63		29.88	e	52.21
2010	37.92		41.36		45.68		50.63		55.94		64.55		72.47		71.95		63.65		53.10		41.41	b	34.26		52.74
2011	36.31		36.61		44.37		48.22		56.02		64.33		68.45		74.55		65.37		53.47		40.88		31.53		51.68
2012	34.03		38.10		45.23		52.26	a	58.13		63.13		73.50		72.97		63.43		51.18		43.43		38.35		52.81
2013	31.82		39.71		44.81	e	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	38.78	i
Period of Record Statistics
MEAN	32.08		37.84		45.59		52.64		60.30		67.33		73.85		71.97		63.33		52.34		40.93		34.17		52.56
S.D.	6.59		4.40		2.27		2.63		2.63		2.44		2.40		2.11		2.49		2.13		3.49		4.42		1.31
SKEW	-0.94		-1.01		-0.13		0.28		0.31		0.13		-0.29		0.56		0.03		0.44		-0.78		-0.94		0.04
MAX	44.74		45.46		50.85		59.62		66.83		73.03		78.67		77.92		69.57		58.12		47.30		43.94		55.98
MIN	13.71		22.71		39.89		47.43		55.27		62.36		68.45		67.13		57.75		48.37		29.42		17.55		48.85
YRS	97		102		101		98		98		95		98		101		99		101		100		97		82