GANN VALLEY 4NW, SD

Average of Minimum Temperature (Degrees Fahrenheit)

(393217)

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
1897	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	51.16	e	36.52		15.87		8.41	b	27.99	h
1898	12.61		12.21		18.23		32.27		44.71		55.63		58.10		57.90		46.63		33.65	h	16.29	p	7.32		34.56	b
1899	2.29		-4.96	a	-3.29	x	25.89	k	46.04	h	55.27		58.74		60.23		44.43		34.84		26.60		3.90		31.26	c
1900	-----	z	-----	z	-----	z	-----	z	46.90		54.88	f	57.97		64.38	b	47.35	d	37.53	a	15.48	a	12.16		40.25	e
1901	7.06		2.26	a	-----	z	-----	z	44.58	e	56.03		65.32		59.26		49.08	d	38.87		21.62	d	9.93	a	35.40	b
1902	10.65		9.35	b	23.55		31.23		47.70	d	49.17		58.16		56.77		43.17		34.10		23.57		3.84		32.60
1903	5.54	c	-0.57		19.94		34.03		46.13	a	51.34	a	58.35		57.26		44.46	f	35.77		18.87		4.74		30.13	a
1904	1.93	b	-1.48		19.55		29.57		44.19		53.63		57.77		55.74		49.00	b	37.58		21.23		-1.43	a	30.61
1905	-0.37	a	-0.43		25.84		33.33		42.48		53.77		58.23		60.10		50.53		33.19		25.83		12.90		32.95
1906	9.03	b	9.36		12.90		36.59	a	45.63	a	53.40		56.45		-----	z	50.97		-----	z	-----	z	11.71		31.78	c
1907	-5.19		11.26	a	25.37	a	25.87		35.96	c	52.08	e	58.81		57.53	a	45.40		34.26		22.92	d	-----	z	33.11	a
1908	-----	z	12.31		19.32		33.93		42.10		-----	z	65.13		54.86	c	53.14	a	36.00		23.93		10.60	a	35.13	b
1909	5.67	a	9.15	b	20.52		25.83		42.13		56.83		59.94		63.16		48.63		36.55		23.90		2.23		32.88
1910	2.90	a	0.11		32.48		36.17		40.29		55.13		59.65		54.26		48.77		38.74		-----	z	9.29		34.34	a
1911	2.58		7.21		25.23		32.21	a	47.03	a	59.17		57.65		55.35		50.13		34.23		13.83	a	10.71	c	32.94
1912	-4.68	c	17.38	h	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-4.68	k
1913	1.17	m	2.46		5.96	g	32.25	f	39.16	l	51.29	b	57.32		60.28	b	46.43		30.39		24.72	a	11.77	a	35.58	d
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	-----	z	-----	z	-----	z	32.67	c	42.84		49.93		65.26		58.39		46.03		31.65		19.43		-1.19	e	38.33	c
1917	1.28	b	-2.39		17.13		30.67		39.81		49.77		59.84		54.13		48.90		27.52		29.37		0.55		29.71
1918	-3.42		6.07		26.52		30.48	c	45.19		56.20		57.71		59.57	a	42.17		39.26		25.90	a	17.10	b	33.56
1919	15.06		8.36		19.80	a	34.57		46.19		59.20		62.52		56.20	a	50.90		30.71		15.37		6.71		33.80
1920	7.74		13.31		17.60	k	27.43		45.52		56.00		60.42		55.16		48.76	i	40.52		21.57		12.00		33.97	b
1921	14.00		14.57		22.58		32.48	a	47.10		60.43		63.58		58.97		49.17		36.06		18.57	b	11.29		35.73
1922	1.63	a	-1.37	a	20.16		36.80		47.19		57.70		57.74		61.29		52.62	a	36.06		28.48	a	7.00		33.78
1923	13.94		4.50		-----	z	31.24	a	44.23		55.70		64.68		58.07	a	52.17		35.13		24.52	g	14.00		37.36	b
1924	-3.20	a	13.62		18.52		31.20		37.77	a	53.40		60.45		59.74		49.97		46.53	a	24.33		3.61		33.00
1925	4.03		16.81	a	25.39		43.00		42.06		58.77		62.20	a	64.97		57.52	a	27.03		21.60		12.26		36.30
1926	8.45		19.37	a	20.77		30.93	b	51.32		55.83		64.26		64.84		51.57		41.00		18.17		9.58		36.34
1927	9.39		15.43		27.23		37.27		47.50	a	58.47		62.35		60.45		51.83		38.16		19.90		-1.32		35.55
1928	11.10		17.07		25.52		29.07		47.23		51.20		61.32		59.90		46.33		38.45		25.89	b	15.77		35.74
1929	-5.35		-0.81	a	27.45		34.80		42.77		54.13		62.71		60.19		48.50		39.68		19.77		12.45		33.02
1930	-1.81		22.57		21.68		38.93		44.06		55.08	f	64.97		63.06		49.20		36.71		25.20		18.48	b	34.82	a
1931	16.74		23.04		20.52		34.37		41.71		60.97		61.84		60.19		55.53		42.45		24.23		15.29		38.07
1932	6.07	a	12.86		16.94		38.93		47.74		58.80		62.87		61.42		49.17		33.83	a	22.20		5.57	a	34.70
1933	15.23		5.43		24.29		32.63		44.90		63.37		64.45		58.29		53.20		34.84		22.97		11.81		35.95
1934	13.81		14.37	a	20.97	a	34.83		52.58		59.07		63.74		59.74		44.20		40.71		30.10		14.81		37.41
1935	5.52		22.39		26.10		32.33		43.03		52.53		65.84		59.48		49.33		31.87		19.70		13.45		35.13
1936	-5.61		-12.10		22.81		29.53		48.19		56.17		68.39		62.26		52.07		32.58		22.03		13.32		32.47
1937	-8.58		5.18		23.29		33.53		47.13		56.07		64.61		62.45		50.50		35.16		19.27		9.06		33.14
1938	8.16		9.07		28.77		37.93		40.32		48.17		60.00		61.87		46.80		36.16		15.40		15.94		34.05
1939	16.06		0.82		21.87		34.90		45.81		53.63		62.84		58.61		48.33		34.35		27.00		20.71		35.41
1940	-5.55		14.38		21.84		33.53		40.84		57.97		64.96	e	57.29		47.63		38.94		21.63		19.55		34.42
1941	10.29		9.79		20.86	b	36.80		50.13		56.67		61.20	a	58.19		48.43		36.87		26.77		20.55		36.38
1942	-----	z	6.14		26.87		40.17		39.87		55.63		58.84		57.57	a	45.20		35.61		21.47		9.19		36.05	a
1943	-2.42		12.50		12.87		35.53		40.81		55.13		60.73	a	59.48		45.77		37.10		23.47		10.52		32.62
1944	12.45		6.34		15.55		32.33		50.23		54.23		57.94		58.29		47.13		35.81		25.90		10.77		33.91
1945	12.65		13.00		25.84		30.07		38.58		49.93		58.71		58.10		45.83		33.65		19.87		4.13		32.53
1946	7.58		9.82		29.87		39.10		41.42		54.40		60.97		54.61		47.13		34.06		20.70		13.84		34.46
1947	13.23		4.61		18.71		32.97		39.23		49.83		57.71		63.90		48.20		42.06		18.13		8.45		33.09
1948	2.58		2.90		16.74		38.73		44.16		55.23		59.33	a	57.58		50.63		36.65		24.63		11.39		33.38
1949	-3.55		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	41.44	n	36.32		27.50		6.90		16.79	h
1950	-7.16		6.89		13.10		27.27		40.65		50.63		55.10		53.29		44.97		37.68		17.10	a	8.29		28.98
1951	2.42		11.75		10.68		31.17		44.97		50.10		58.40	a	57.50	c	43.53		34.87		16.93	a	0.26		30.21
1952	0.23		14.97		16.06		30.53	k	43.43	a	57.00		58.71		58.16		49.37		30.10		21.60		11.84		32.86	a
1953	10.90		12.54		22.52		29.07		43.48		58.17		59.19		60.65		47.17		39.52		25.33		12.13		35.05
1954	0.06		25.68		18.73	a	32.53		40.39		54.57		61.81		58.39		49.80		35.00		25.70		12.16		34.57
1955	7.48		3.32		16.87		39.10		47.45		52.70		62.83	a	61.45		47.17		33.71		9.57		0.37	a	31.84
1956	0.87		-0.76		16.10		26.27		45.29		57.59	a	58.03		57.58		45.87		39.07	c	22.67		15.52		32.01
1957	-2.71		11.50		20.57	a	32.43		44.58		52.13		63.38	b	60.10		45.23		39.60	a	24.93		18.19		34.16
1958	12.42		3.64	c	19.00		33.40		46.00		51.31	a	56.57	a	58.26		51.17	a	36.39		21.93		5.74		32.99
1959	0.90		2.43		24.84		31.93		44.32		57.83		58.06		60.77		46.37		31.94		15.80		20.52		32.98
1960	4.29		4.86		7.87		34.00		41.37	a	51.53		59.10		57.13		47.97		35.10		19.93		5.74		30.74
1961	-0.03	a	12.89		25.42		25.10	a	42.94		53.77		55.68		58.29		44.03		34.60	a	19.77	h	3.35		32.37	a
1962	0.35		5.89		13.81		31.50		47.87		55.00		57.58		55.13		42.77		34.07	b	24.13		9.68	c	31.48
1963	-6.55		9.64		23.90		34.00	a	44.35		58.40		62.00	a	57.87		51.32	b	43.87		22.03		4.03		33.74
1964	8.97		15.21		13.81		35.47		45.68		52.53		62.48		54.35		45.76	a	33.13		16.50		1.35		32.10
1965	-2.26		3.64		8.00		34.30		44.10		55.13		58.75	c	55.65		40.30		37.52		20.47		17.61		31.10
1966	-6.43	a	3.61		24.35		26.93	a	39.32		54.20		64.13		55.32		45.93		31.77		17.73		9.65		30.54
1967	7.52		4.29		23.39		33.13		38.19		52.97		54.97		53.26		48.03		35.90		19.20		8.39		31.60
1968	3.65		9.66		21.16		31.33		38.43	a	54.00	a	59.13		56.94		46.57		35.90		23.70		7.03	b	32.29
1969	-1.90		11.50		7.10	a	36.83		45.47	a	48.70		60.31	b	59.57	a	48.07		31.71		21.37		11.65		31.70
1970	-2.71		12.61		16.35		31.40		45.55		56.37		60.81		59.81		48.07		34.84		22.13		5.55		32.56
1971	0.65		8.07		21.13		34.63		43.10		58.97		55.03		58.42		47.53		38.52		24.17		7.39		33.13
1972	-2.35		3.69		21.65		33.50		48.19		55.37		57.48		58.16		47.83		33.84		23.30		6.23		32.24
1973	8.74		13.96		30.61		33.00		42.29		53.97		59.45		61.58		48.30		41.00		22.73		8.81		35.37
1974	5.06		13.46		22.55		34.63		43.19		52.43		63.39		54.03		42.13		36.71		22.37		12.87		33.57
1975	8.06		5.36		14.97		32.03		46.10		54.90		62.29		60.16		45.60		37.32		21.87		12.42		33.42
1976	5.65		19.28		22.45		37.77		43.00		55.33		62.71		61.94		48.10		31.90		14.53		6.94		34.13
1977	-4.06		16.36		25.94		39.13		51.90		57.37		62.94		54.94		50.70		36.26		20.87		7.97		35.02
1978	-8.81		-0.07		20.16		35.83		46.06		54.33		61.19		58.10		53.73		35.65		18.53		5.77		31.71
1979	-7.06		-2.79		21.19		32.10		41.55		54.60		61.45		58.55		50.93		36.16		20.57		17.42		32.06
1980	6.58		10.21		20.23		35.63		47.45		57.70		63.39		60.16		49.73		35.29		27.30		13.55		35.60
1981	12.58		14.14		22.94		39.07		43.26		54.30		62.29		60.00		49.37		37.32		28.73		11.35		36.28
1982	-7.03		9.71		22.29		30.00		50.19		50.87		61.35		58.71		46.57		36.26		17.93		12.58		32.45
1983	14.13		18.43		23.16		28.83		39.10		51.87		60.74		62.74		47.57		38.81		24.90		-6.16		33.68
1984	9.94		21.97		19.35		35.17		42.19		55.57		58.65		60.71		42.50		36.10	a	22.07		5.52		34.14
1985	-0.39		5.00		23.61		35.37		48.45		50.07		58.45		53.65		48.37		35.35		11.00		0.65		30.80
1986	11.68		8.93		28.71		34.60		47.65		58.23		61.32		55.42		48.77		37.13		17.97	a	15.10	a	35.46
1987	10.83	b	22.00		24.18	c	36.45	a	51.25	c	57.00		62.83	a	55.45		46.64	b	30.16		27.67		15.06		36.63
1988	-1.93	a	3.32	a	21.84		31.00		48.65		61.53		61.42		59.81		47.53		32.67	a	24.33		10.00		33.35
1989	9.58		-2.93		17.30	a	33.30	c	45.03		52.37		63.74		60.03		47.77		34.77		20.97		1.16		31.92
1990	16.74		12.64		24.29		30.20		44.52		55.37		60.13		59.52		51.13		33.07	b	23.50		0.23		34.28
1991	-1.39		14.39		20.23		34.57		47.48		59.24	a	58.93	a	59.17	a	45.17		29.81		14.20		13.47	a	32.94
1992	14.71		20.03		22.97		27.77		40.84		52.00		53.63	a	53.03		44.17		31.10	a	22.07		6.97		32.44
1993	-0.07	a	0.50	b	19.33	a	31.17	a	41.73	a	50.87		56.81		55.77		39.48	a	30.13		16.07		11.39		29.43
1994	-4.90	a	-2.07		21.81		29.37		44.67	d	54.93	b	55.23		54.37	a	47.39	b	36.67	a	20.54	b	10.74		30.73
1995	5.97		12.25		17.20	a	27.11	c	41.43	a	55.30		58.03	b	61.13	a	44.76	a	33.65		16.21	b	11.32		32.03
1996	-2.00		7.30	b	9.04	c	26.50	b	43.19		56.27		56.32		57.60	a	48.00	b	31.94		13.83		-0.79	b	28.93
1997	-2.16		8.81	b	19.28	b	27.20		40.52		56.53		61.13		58.29		48.14	a	35.19		17.23		17.72	b	32.32
1998	5.55	b	22.54		16.48		34.23		48.10	a	51.57		62.52		60.19		51.73		35.85	e	25.69	a	10.07	b	35.38
1999	3.57	a	19.61		23.37	a	34.03	a	45.77		54.68	b	61.93	c	57.13		43.33	c	30.94		25.30		13.87	a	34.46
2000	6.77		14.79		23.66	b	30.31	a	45.73	a	51.63		60.84		60.19		46.73		36.87		12.77		-1.55		32.40
2001	7.19		-0.04		15.07	a	33.21	b	46.32		55.47		63.55		59.68		48.69	a	31.23		25.73		11.40	a	33.13
2002	10.21	b	14.36		10.48		30.60		38.10	a	57.30		64.35		59.20	a	49.87		30.46	e	20.52	c	13.13	a	33.22
2003	6.34	b	5.26	a	17.94		35.50		43.71	c	53.66	a	60.06		61.24	b	47.35	d	36.87	a	17.38	a	16.00	a	33.44
2004	2.81		8.56	b	26.21	b	32.45	a	45.20	a	50.67		59.50	c	53.58		51.79	b	36.29		24.43		13.48		33.75
2005	4.16		14.82		18.90	b	35.66	a	42.48		60.07		65.96	e	58.77	a	47.53	m	34.45	b	23.90		7.68		33.35	a
2006	23.90		11.73	b	22.39		37.80		41.63	a	56.52	a	64.58		60.60	a	45.66	a	32.35		19.17		14.32		35.89
2007	6.90		3.29		26.81		31.83		48.26		57.30		62.87	a	60.00	u	49.66	a	36.26		21.86	a	6.48		31.96	a
2008	4.32		6.38		19.87		27.33		42.19		52.93		61.35		59.97		48.57		36.90		24.67		2.61		32.26
2009	2.23		12.46		17.23		32.37		44.55		50.90	j	57.00	h	-----	z	-----	z	-----	z	-----	z	-----	z	21.77	g
Period of Record Statistics
MEAN	4.29		9.03		20.70		33.00		44.30		54.82		60.63		58.60		47.98		35.51		21.45		9.48		33.34
S.D.	6.92		7.19		5.00		3.59		3.36		3.08		2.91		2.70		3.05		3.29		4.13		5.58		1.88
SKEW	0.14		-0.05		-0.50		0.03		0.06		0.10		0.01		-0.06		0.01		0.22		-0.41		-0.32		0.00
MAX	23.90		25.68		32.48		43.00		52.58		63.37		68.39		64.97		57.52		46.53		30.10		20.71		38.07
MIN	-8.81		-12.10		7.10		25.10		35.96		48.17		53.63		53.03		39.48		27.03		9.57		-6.16		28.93
YRS	105		106		101		103		106		104		107		105		105		107		104		108		88