MALHEUR BRANCH EXPERIMENT STATION, OR

Average of Minimum Temperature (Degrees Fahrenheit)

(355160)

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
1942	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	60.83	s	55.58		46.00		37.61		28.87		27.29		39.07	g
1943	20.97		23.00		28.48		40.90	a	40.90	a	48.07		55.45		53.94		48.20		40.61		28.53		24.32		37.78
1944	11.74		28.38		28.48		38.27		44.84		48.53		56.48		55.10		45.23		36.65		29.20		21.39		37.02
1945	22.70	a	30.14		31.55		36.20		45.13	a	48.27		58.73	a	54.13		43.20		37.42		30.53		23.65		38.47
1946	20.65		25.18		33.65		38.27		44.45		50.57		58.94		55.65		44.38	a	34.19		30.60		28.00		38.71
1947	13.97		27.68		33.00		37.77		48.90		49.17		58.48		55.10	a	45.53		40.94		30.13		25.35		38.84
1948	22.58		26.28		29.33	a	35.63		44.23		55.70		56.26		54.03		46.03		35.39		29.17		15.13		37.48
1949	-0.06		21.96		33.42		38.17		47.71		51.47		56.42		56.65		47.57		31.13	a	28.37		22.42		36.27
1950	15.29		19.96		29.84		35.23		41.13		49.97		57.45		55.23		47.27		40.06		30.00		30.61		37.67
1951	21.74		26.71		27.71		37.33		45.03	a	48.20		59.16		53.66	b	45.76	a	37.06		26.62	a	23.19		37.68
1952	18.55		19.59		29.19		38.03		44.55		50.70		55.19		56.19		46.30		36.77		21.87		27.26		37.02
1953	33.32		28.50		30.29		35.80		41.00		48.10		57.52		55.61		46.43		36.23		31.83		23.74		39.03
1954	27.71		27.79		27.03		36.10		45.03		47.30		55.30	a	51.58		43.07		32.71		29.20		19.06		36.82
1955	15.48		15.96		25.94		34.00		41.19		51.30		53.83	a	53.94		44.47		35.74		24.63		25.32		35.15
1956	23.19		17.41		29.42		36.17		46.94		49.77		58.65		54.61		44.73		37.42		25.07		24.06		37.29
1957	10.48		20.96		34.35		39.03		48.52		52.90		56.42		55.03		46.37		37.68		24.70		27.16		37.80
1958	21.39		31.64		29.32		36.47		49.23		53.73		57.29		58.39		46.23		36.61		28.33		28.94		39.80
1959	27.32		28.43		28.90		37.80		41.68		53.20		59.00		55.68		47.07		38.90		21.73		18.03		38.15
1960	16.55		25.90		31.65		37.20		42.00		53.30		62.16		51.81		48.27		35.77		30.17		20.29		37.92
1961	21.16		32.04		32.84		36.50		44.81		56.77		60.61		60.52		42.53		34.90		23.83		21.87		39.03
1962	10.52		23.00		27.45		37.73		44.52		52.40		56.58		53.71		46.30		37.52		31.73		28.29		37.48
1963	16.57	a	31.96		32.42		36.27		47.48		51.47		56.13		57.39		51.23		41.48		32.20		21.65		39.69
1964	17.94		13.28		28.68		35.07		42.19		51.27		57.58		53.00		44.50		35.45		28.73		24.52		36.02
1965	23.90		27.00		24.52		40.33		43.35		52.27		57.39		54.97		43.27		36.94		32.73		22.42		38.26
1966	26.48		25.82		30.84		36.23		46.77		51.23		58.10		55.19		50.57		33.71		34.37		27.03		39.70
1967	28.29		27.93		31.10		34.90		43.71		52.50		61.13		59.35		51.70		36.29		31.50		19.16		39.80
1968	20.65		30.52		33.58		34.10		44.52		53.80		59.16		54.65		46.67		35.16		32.07		24.84		39.14
1969	23.58		25.82		29.00		38.07		48.90		53.80		57.77		55.65		48.73		34.55		26.43		26.58		39.07
1970	27.71		28.43		31.97		33.07		44.81		55.93		57.81		55.94		42.57		34.52		32.03		23.87		39.05
1971	26.32		27.96		29.26		37.53		46.97		50.77		59.32		59.52		42.50		35.94		28.53		20.87		38.79
1972	18.87		22.90		33.61		35.53		46.32		55.03		57.55		58.52		43.83		39.19		31.10		13.61		38.01
1973	23.19		29.07		33.29		38.70		45.87		52.97		59.87		56.06		47.07		36.35		33.03		29.42		40.41
1974	19.29		28.79		32.58		37.70		43.61		55.87		58.39		55.71		45.13		37.45		30.93		22.55		39.00
1975	16.71		27.00		31.42		34.73		43.23		51.57		62.97		54.32		47.03		39.87		27.00		23.45		38.28
1976	18.17	a	21.31		26.39		35.67		45.03		48.67		58.32		52.42		48.80		33.87		25.83		15.65		35.84
1977	11.03		21.86		29.32		39.17		42.90		58.00		57.03		57.61		46.57		36.71		27.47		29.58		38.10
1978	28.00		31.04	a	34.52		38.63		43.27	a	50.50		57.42		53.48		45.43		33.42		22.33		14.19		37.69
1979	2.84		22.39		31.68		35.70		47.58		52.30		58.81		57.74		47.60		39.16		22.30		23.71		36.82
1980	21.35		30.59		30.61		39.24	a	45.81		49.33		57.03		52.13		45.83		33.23		25.63		23.97		37.90
1981	28.74		25.46		30.19		38.33		45.23		50.03		55.29		56.97		45.90		33.58		32.47		24.68		38.91
1982	11.03		16.82		30.84		33.17	a	43.50	a	53.40		56.77	a	57.00		45.67		35.81		25.50		21.07	a	35.88
1983	22.03		31.32		35.13	a	35.20		44.10	a	51.23		55.00		57.55	b	43.90		36.48		33.87		16.93	a	38.56
1984	15.06		18.62		31.80	a	36.41	c	42.23		49.93		57.94		57.17	b	43.33		31.87	a	30.34	a	10.74		35.45
1985	5.26		13.82		28.00	a	38.90	a	46.50	a	51.90		60.48		50.45		39.70		31.39		17.29	b	2.52		32.18
1986	11.90		28.14		35.77		36.70		44.58		55.30		55.23		59.00		44.93	a	35.13		28.63		19.52		37.90
1987	14.68		28.11		32.97		39.93		49.90		54.13		55.52		53.39		46.53		34.58		29.97		23.81		38.63
1988	12.80	a	24.14		29.93	a	37.73		44.30	a	56.03		58.68		54.26		43.00		39.94		30.93	a	17.00		37.39
1989	6.52		4.86		30.45		38.40		43.28	b	53.52	c	58.35		53.90	a	44.18	b	34.47	a	23.93		17.61		34.12
1990	23.83	a	20.30	a	30.80	a	41.31	a	43.62	b	51.90	a	58.78	d	56.13	a	52.07	c	34.00		26.61	b	9.20	a	37.38
1991	14.43	a	28.32		30.73	a	36.45	a	42.74	d	49.00	d	58.86	b	56.83	a	46.40		35.93	a	29.96	d	21.63	a	37.61
1992	24.21	b	30.33	b	34.35	e	38.92	d	49.96	f	55.48	a	55.33	a	55.16		42.87		36.14	b	28.41	a	17.63	d	38.08	a
1993	14.55	b	16.22	a	30.19		37.24	a	48.20	a	48.83		50.42		50.43	a	44.43		38.07	a	18.71	b	25.66	b	35.25
1994	27.37	a	22.26	a	30.37	a	39.28	a	48.19	d	51.14	b	60.00		58.07	b	49.00	a	35.71		21.97		-----	z	40.30	a
1995	25.23		29.85	a	32.13	a	36.64	b	46.26		-----	z	57.35		50.76	b	47.20		31.48		30.73		24.48		37.47	a
1996	23.87		24.14	a	31.17	a	35.20		43.16		49.41	a	57.03		51.17	a	42.86	a	34.26		27.77		23.06		36.93
1997	21.90	a	25.15	a	28.97		33.66	a	45.16		51.40		55.32		53.42		47.33		32.67	a	27.00		23.06		37.09
1998	26.74		30.14		32.40	a	37.55	a	45.84		48.17		61.32		56.90	a	52.47		35.85	d	34.77	h	20.65	h	42.74	b
1999	27.74	h	26.86	f	31.28	f	33.60	e	42.59	b	51.07	a	55.42		56.48		44.15	d	34.65	h	31.27	h	24.77	a	44.01	e
2000	24.73	e	31.65	i	31.58	e	38.95	i	47.21	c	51.90		59.19		56.26		45.85	d	38.46	g	25.84	e	25.23	i	42.82	d
2001	21.52	f	24.12	d	34.00	g	35.81	i	44.77	i	51.65	d	58.50	c	57.77	i	48.70		38.48		30.58	f	24.46	g	44.29	g
2002	25.42	g	21.83	d	29.33	g	37.79	f	44.17	g	53.64	e	60.81	d	53.15	d	46.16	e	34.13	h	25.48	c	28.92	f	43.51	f
2003	29.75	g	26.55	h	34.04	h	37.61	g	45.65	e	54.83	a	62.20	a	58.32	c	46.95	i	40.48	f	24.27	h	28.88	g	55.25	h
2004	19.89	d	22.30	i	35.52	f	40.30	g	45.40	f	53.21	a	59.24	b	57.71	c	47.82	h	39.65	h	28.90	i	27.59	d	43.53	g
2005	24.84	f	23.96	e	31.77	i	38.20	j	46.52	f	50.39	b	58.14	c	57.31	b	45.38	f	38.48	f	28.24	e	17.08	e	39.19	f
2006	28.14	c	22.23	f	31.68	f	38.76	i	47.14	c	56.64	b	63.67	a	55.27	a	46.43	b	35.63	d	31.70	j	21.43	c	44.29	d
2007	17.96	c	28.43	e	33.40	f	37.56	e	46.84		53.48	c	64.55		55.58		46.19	c	36.04	c	26.85	d	24.78	d	39.84	a
2008	17.19	d	26.78	b	29.08	e	31.88	f	46.68	f	52.53		59.27	a	56.50	a	45.46	b	38.69	e	30.73	d	19.85	e	37.61	b
2009	22.47	a	25.82	f	29.50	a	36.50		46.00	a	55.00		59.65		56.97		49.83		35.77		27.50		18.00	a	39.74	a
2010	26.77		30.54		30.77		34.77		41.55		51.93		57.06		54.10		44.93		40.13		26.97		20.03		38.30
2011	18.94		24.43		31.68		33.13		41.29		49.40		55.29		55.29		48.04	g	37.65		27.43	b	17.50	a	35.64	a
2012	24.59	d	25.28		32.77	a	39.18	b	44.30	a	48.97		61.00		56.71		44.09	g	33.23		30.00		23.94	o	39.60	b
2013	3.87	a	24.65	b	26.83	b	35.20		43.61		51.04	g	59.59	i	57.04	g	49.24	a	34.00	a	27.62	d	4.10	u	30.63	d
2014	21.11	c	26.14		34.04	d	35.37		45.59	d	53.52	c	63.07	a	57.42	g	51.14	i	39.97		24.60		31.05	l	38.16	c
2015	25.38	b	31.95	i	32.77	a	34.59	a	48.23	e	58.07		58.81		56.03	a	44.71	p	41.47	a	27.45	a	26.55	t	42.53	c
2016	23.85	d	26.58	c	32.58		39.86	b	45.58		51.30		55.38	b	53.45		42.87	g	42.92	f	32.76	a	15.80	k	40.15	c
2017	10.76	f	22.55	f	35.76	b	37.33		45.57	a	55.47		63.57	a	59.94		52.33	r	33.40	f	31.21	b	24.47	p	46.98	e
2018	29.85	e	25.19	a	31.07	a	38.07	c	51.31	e	53.59	c	61.05	i	58.50	a	47.20		37.13		25.50		24.18	t	39.74	b
2019	25.78	d	28.00	a	29.48		40.17		47.81		54.00		60.68	f	59.58		50.67		29.45		25.17		28.32		38.04	a
2020	27.81		25.07	a	30.03		36.50		45.64	f	54.23		58.52		59.71		46.31	a	37.23		27.70		21.71		38.62	a
2021	28.26		23.88	b	29.58	e	34.90		47.00		58.90		65.32		59.62	e	46.04	e	39.68		32.21	a	25.90		40.94
2022	19.71		21.30	e	32.65		31.30		42.04	d	51.25	j	63.90		63.60	a	51.23		37.65		22.50		20.13	h	38.59	b
Period of Record Statistics
MEAN	20.03		24.98		30.87		36.84		45.07		52.22		58.34		55.75		46.25		36.22		27.99		22.06		37.77
S.D.	6.92		5.00		2.34		2.05		2.35		2.65		2.65		2.51		2.53		2.58		3.52		5.12		1.57
SKEW	-0.77		-1.29		-0.16		-0.16		0.23		0.31		0.36		0.19		0.38		-0.08		-0.64		-1.14		-0.96
MAX	33.32		32.04		35.77		41.31		51.31		58.90		65.32		63.60		52.47		41.48		34.37		30.61		40.94
MIN	-0.06		4.86		24.52		31.30		40.90		47.30		50.42		50.43		39.70		29.45		17.29		2.52		32.18
YRS	74		72		72		72		73		77		77		78		72		73		75		67		54