OWYHEE DAM, OR

Average of Minimum Temperature (Degrees Fahrenheit)

(356405)

File last updated on April 23, 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	26.89		31.35		39.63		43.29		49.17		53.00		51.16		49.48	a	42.92	f	26.78	c	23.19		39.40	b
1936	27.63	a	21.62		31.50	a	41.57		46.63	a	50.93		55.32		54.30	u	47.60		40.94		23.67		25.77		37.56	a
1937	6.00	e	24.48	a	33.71		38.40		44.00		48.00		54.26		49.61		47.70		41.42		36.43		30.61		37.89
1938	28.61		32.15	a	34.03		39.83		45.26		51.50		55.39		51.65		50.60		41.29		27.43		25.97		40.31
1939	27.52		26.57		33.97	a	38.00		47.71		47.03	a	53.35		51.81		46.60		41.48		26.70		31.00		39.31
1940	27.10		32.83		37.52		40.77		45.48		50.50		53.93	a	51.87		51.27		43.23		28.83		26.68		40.83
1941	27.77		30.18		35.06		39.30		45.71		50.30		54.23		52.13		44.47		39.94		30.93		29.97		40.00
1942	17.97		25.46		28.84		40.30		43.61		46.93		53.48		52.77		47.53		41.45		31.62	a	31.10		38.42
1943	24.06		28.82		30.19		41.23		41.81		46.57		51.61		50.29		46.97		41.06		30.83		24.77	a	38.19
1944	15.29		28.86		29.23		39.10	a	43.00		48.43		51.94		50.61		47.17	a	42.10		31.57		25.19		37.71
1945	25.77	a	31.26	a	33.35		36.77		47.29		50.77		54.10		51.03		44.73		42.06		32.00	b	24.58		39.48
1946	23.94		26.61		35.00		41.20		45.03		48.33		54.35		52.58		44.83		37.16		32.21	a	30.06		39.28
1947	16.07	a	29.25		36.55		40.97		46.48		49.27		54.00		52.97		45.93		43.58		31.76	a	25.84		39.39
1948	23.26		28.31		29.77		38.90		45.58		54.33		54.94		55.97		50.17	a	38.06		32.57		20.71		39.38
1949	4.61		25.36		36.52		39.57		47.65		49.97	a	53.74		54.58		51.90		36.43	a	32.93		27.13		38.37
1950	21.16		26.21		31.52		37.30		41.00		47.90		53.06		52.87		45.43	b	40.32		32.33		33.45		38.55
1951	24.90		28.79		29.26		37.80		44.52		46.30		52.45		50.06		44.77		39.32		27.70		26.10		37.66
1952	21.52		25.03		31.32		39.57		46.61		51.43		53.47	a	52.65		49.47		40.81		23.20		25.74		38.40
1953	32.74		30.04		34.77		36.90		42.55		48.13		52.32		51.73	a	48.27		39.20	a	35.93		26.23		39.90
1954	29.94		31.56	a	29.77		36.69	a	43.66	b	46.37		56.16		53.58		47.00		35.16		24.00	w	22.83	a	39.34	a
1955	19.87		21.61		28.58		36.40		42.52		51.10		55.10		53.61		46.47		38.40	a	27.23		28.94		37.49
1956	26.00		22.50	e	33.03	a	36.33		45.19		47.13		53.70	a	49.06		44.37		38.10		24.82	b	25.97		37.18
1957	9.67	a	25.32		34.16		38.57		48.07	a	49.03	a	50.55		48.97		45.21	a	38.35		26.43	b	28.43	a	36.90
1958	24.58		33.00	a	29.87	a	37.47		49.77		52.87		53.68		53.94		45.53		38.58		27.13		30.29		39.73
1959	27.14	j	29.71		31.55		38.80		41.55		51.00		55.42		52.03		49.10		42.13		25.37		19.39		39.64	a
1960	17.10	a	27.07		33.48		38.97		40.55		48.00		55.61		49.65		46.97		39.35		30.90	a	20.68		37.36
1961	22.55		32.86		36.16		39.13		45.06		53.70		56.29		59.68		45.93		39.29		28.28	a	24.68		40.30
1962	13.26		25.57		31.06		40.30		45.58		49.53		52.61		53.68		47.90		41.65		33.53		28.48		38.60
1963	17.65		34.14		34.94		37.83		46.87	a	50.93		52.23		52.81		51.77		44.19		34.73		24.68		40.23
1964	22.84		23.93		30.68		35.55	a	40.84		48.87		52.45		50.29		43.07	a	37.87		30.83		28.26		37.12
1965	28.81		28.71		27.06		39.83		43.13		48.80		51.84		52.48		43.27		39.65		34.77		22.58		38.41
1966	27.42		27.75		33.13		36.77		44.19		47.63		52.32		53.19		50.83		36.39		34.87		28.55		39.42
1967	30.65		29.57		32.42		34.77		41.84		49.77		54.90	a	54.42		49.57		37.94		33.27		22.32		39.28
1968	22.29		31.31		34.45		35.17		42.45		50.03		53.65		54.00		47.87		37.13		33.77		25.59	b	38.97
1969	24.48		27.39		30.10		37.90		46.94		50.43		51.61		50.13		46.77		36.00		28.13		27.32		38.10
1970	30.03		30.29		33.03		34.17		42.39		53.13		54.77		52.97		43.30		36.23		33.80		23.68		38.98
1971	27.90		27.82		29.10		34.90		43.58		45.63		51.68		54.26		40.27		35.94		28.43		24.06		36.96
1972	19.42		25.79		33.61		34.17		41.45		48.28	a	50.45		52.87		42.03		39.06		30.57		14.84		36.05
1973	21.61		26.89		31.16		37.13		41.87		46.93		52.32		51.23		45.63		37.58		33.30		28.63	a	37.86
1974	21.87		27.04		32.29		35.57		39.48		49.63		51.84		50.39		45.80		37.39		30.07		25.45		37.23
1975	20.71		26.79		30.65		33.80		41.13		47.47		54.81		48.65		43.80		38.16		27.33		24.10	a	36.45
1976	24.03		23.66		26.97		34.43		41.55		44.37		51.74		49.29		46.40		34.32		26.87		17.19		35.07
1977	12.90		24.54		30.55		37.03		40.94		51.93		50.97		54.65		46.60		38.06		29.70		31.42		37.44
1978	28.48		32.57		34.00		37.97		42.81		47.17		53.58		49.29		44.20		34.39		24.07		18.00		37.21
1979	6.19		26.14		32.10		37.63		44.74		47.40		52.13		50.97		46.37		41.68		25.63		24.53	a	36.29
1980	22.35		31.83		32.58		39.27		43.58		47.47		52.97		48.32		45.43		35.94		28.50		26.19		37.87
1981	29.16		26.96		33.16		37.23		41.81		45.67		49.23		52.32		45.93		36.81		33.43		27.10		38.23
1982	20.39		22.75		32.84		33.17		41.94		50.10		50.45	b	51.03		44.47		38.03		25.27		22.94		36.11
1983	23.45		31.18		35.62	b	36.93	a	45.03		48.97		51.00		54.39		41.70		37.35		34.34	a	21.07	a	38.42
1984	19.71		25.55		33.81		37.97		43.58		50.50		53.10		53.16		42.77		35.97		31.93		17.61		37.14
1985	16.48		20.50		28.73	a	39.55	a	44.61		49.40		56.10		50.84		42.97		35.67	a	21.69	a	6.48		34.42
1986	17.68		31.48	a	38.00		39.43		46.57	a	55.87		53.35		58.48		45.79	a	37.97	a	29.80		22.06		39.71
1987	18.39		27.71		33.94		38.97	a	46.97	a	54.07		55.41	b	49.84		48.60		37.17	b	29.82	b	25.26		38.85
1988	19.29		25.93		32.26		40.50		44.61		56.40		59.10		56.42		47.55	a	45.03	a	34.27		20.42		40.15
1989	17.71		13.63	a	34.13		40.18	b	43.13		52.67		58.97		54.00	a	46.79	a	37.55		28.07		20.29		37.26
1990	25.74		25.43		32.61		41.37		44.39		52.97		60.77		58.83	a	52.03		37.03		30.87		10.32		39.36
1991	14.94		30.29		32.74		38.23		44.97		49.27		58.68		60.00		50.67		39.61		31.20		22.73	a	39.44
1992	23.84		31.90		35.45		41.48	a	48.77		56.73		57.19		58.00		47.40		41.42		29.93		19.94		41.00
1993	18.19		21.75		32.06		38.13		47.19		48.83		49.65		51.61		44.43		38.71		20.50		25.35		36.37
1994	27.10		23.39		32.58		38.83	a	47.13		50.77		60.23		56.90		51.57		38.10		26.00		21.23		39.48
1995	26.10		31.04		31.94		36.37		45.16		50.67		56.73	a	50.07	a	46.40		-----	z	33.71	b	25.10	a	39.39	a
1996	-----	z	26.07		33.85	e	38.17		42.90	a	48.46	b	55.93	a	53.77		43.59	a	38.90	a	-----	z	28.06		40.97	b
1997	25.19		28.32		31.52		36.47		45.00	a	49.97		53.13	a	54.03		48.41	a	37.17	b	28.55	a	21.65		38.28
1998	28.06		28.48	a	31.97		36.80		45.84		49.17		58.65		54.94		52.66	a	35.65		34.00		21.90	a	39.84
1999	26.40	a	28.04	a	30.13	a	33.50		-----	z	48.24	a	51.13		55.26		42.57		34.37	a	30.48	a	24.61		36.79	a
2000	26.39		29.83		30.00		37.90		45.00		48.80		54.94		53.55		44.28	a	36.26		24.07		25.60	a	38.05
2001	20.90		22.43		31.10	a	33.17		42.74		47.40		55.39		55.03	a	47.90		36.68	c	30.07	a	25.68		37.37
2002	26.06		20.61		27.43	a	36.13		41.58		50.80		58.06		50.77	a	46.67		35.68		24.38	a	26.55		37.06
2003	29.77		24.68		34.77	a	36.20		41.10		52.28	a	60.73	a	58.52		51.53		42.97		25.34	a	27.32	c	40.43
2004	24.10		27.17		34.23		40.93	b	45.23		51.77		58.35		58.61		46.50		40.34	b	30.97		26.43	a	40.39
2005	25.90		21.39		34.73	a	37.07		45.65		47.03		55.61		55.55	b	43.70		38.52		27.60		21.94		37.89
2006	29.42		22.96		31.39		37.70		45.53	a	52.57		60.61		52.21	b	44.20		34.79	c	30.50		19.70	a	38.46
2007	17.23		28.63	a	32.23		35.72	a	44.57	a	50.59	a	60.71		51.90	a	45.37		34.18	c	23.92	d	23.34	b	37.37
2008	18.61	c	25.32	a	26.53	a	28.93		42.73	a	46.87		55.35		53.13		43.07	a	34.33	a	30.27		20.06		35.43
2009	21.93	a	21.85	a	26.00		32.27		40.77		50.69	a	53.65		52.81		46.07		32.81		23.23		14.32		34.70
2010	24.71		27.04		26.97		31.33		37.10		47.10		53.45		54.90		46.10	a	41.84		29.40		24.67	a	37.05
2011	22.27	a	24.88	b	32.42		34.71	b	41.00	a	48.67		53.29		56.43	c	48.30		39.43	a	26.03		18.43	a	37.16
2012	22.84		25.34		32.30	a	39.33	c	41.57	a	46.47		58.61		55.40	a	46.23		34.94		32.23		27.39		38.55
2013	10.71		26.64		28.94		37.27		44.80	a	49.90		60.42		58.16		52.23		37.28	b	29.17		14.00		37.46
2014	24.23		28.22	e	33.97		36.03		46.47	a	50.30		60.10		58.06		49.87		41.45	b	26.24	a	29.87		40.40
2015	25.55		31.18		34.16		34.07		47.06		55.90		58.87		56.71		48.83		43.77	a	27.80		26.61		40.88
2016	23.70	a	28.76		34.26		40.73		43.87	a	50.83		54.61		54.39		45.66	a	40.23		32.10		14.00		38.59
2017	11.23		27.07		36.13		35.33		42.68		50.55	a	58.10		56.61		47.60		33.87		30.53		20.00		37.48
2018	25.71		25.50		29.13		35.90		45.77		46.67		56.33	a	54.19		41.87		36.61		22.93		22.74		36.95
2019	20.97		23.64		25.94		36.63		41.58		45.30		49.97		52.06		45.13		28.13		21.10		24.23		34.56
2020	26.35		23.34		29.00		36.20		43.87		52.50		56.45		57.26		51.90	a	41.19		29.10		22.84		39.17
2021	27.39		28.29		30.90		36.33		45.26		56.80		62.77		57.90		50.43		43.03		32.17		29.13		41.70
2022	23.74		20.93		32.97	a	32.48	a	41.61		50.76	a	60.97		61.90		52.67		42.00		22.97		22.35		38.78
2023	26.90		22.56	a	28.83	a	34.77		49.16		52.93		59.55		59.29		48.23		39.00	a	28.28	a	29.48		39.92
2024	25.73	a	30.38		32.20	a	37.09	g	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	29.44	i
Period of Record Statistics
MEAN	22.40		26.92		32.04		37.35		44.10		49.80		54.83		53.52		46.82		38.51		29.22		24.07		38.29
S.D.	5.79		3.59		2.64		2.51		2.38		2.67		3.09		3.00		2.86		2.95		3.70		4.73		1.55
SKEW	-1.02		-0.49		-0.26		-0.58		-0.04		0.62		0.55		0.54		0.23		-0.27		-0.29		-0.99		-0.30
MAX	32.74		34.14		38.00		41.57		49.77		56.80		62.77		61.90		52.67		45.03		36.43		33.45		41.70
MIN	4.61		13.63		25.94		28.93		37.10		44.37		49.23		48.32		40.27		28.13		20.50		6.48		34.42
YRS	87		90		90		89		88		89		89		88		89		87		87		89		82