GANN VALLEY 4NW, SD

Average of Average Temperature (Degrees Fahrenheit)

(393217)

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
1897	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	68.14	e	49.97		27.93		18.19	d	41.06	h
1898	23.55		24.96	a	30.26		46.50		56.00		68.43		71.90		72.19		62.70		44.30	h	31.39	p	19.98		47.65	b
1899	17.20	a	7.58	b	-----	z	-----	z	59.07	h	69.20		74.69		74.53		60.87		51.03		41.00		16.29		45.82	c
1900	-----	z	-----	z	-----	z	-----	z	63.81		69.80	j	72.60		77.09	d	59.76	i	55.22	a	27.67	a	25.11		53.58	f
1901	20.39		14.93	a	-----	z	-----	z	65.43	p	68.85		81.21		74.97	a	61.22	g	53.30	f	36.10	i	19.24	b	46.60	f
1902	21.15		19.52	c	35.40		46.77		61.85	e	63.77		73.98		70.37		59.95		51.24		35.40		14.15	a	46.13
1903	16.44	m	11.09	a	31.24		49.03		60.74	b	66.64	a	73.73	a	71.29	b	64.19	n	52.94		30.48	a	15.97	a	46.32	b
1904	11.89	c	10.38		32.30	a	44.12	a	57.79		66.08		70.52		70.94		63.66	b	53.34	c	38.38	b	16.09	c	44.62
1905	9.37	a	11.18		40.07	a	46.20		53.69		65.03		69.60		73.47		66.02		46.29		38.42		24.34		45.31
1906	20.12	b	22.43		22.60		50.98	a	58.48	a	65.28	a	70.93	a	-----	z	64.20		-----	z	-----	z	21.74	b	44.08	c
1907	6.21	b	21.44	a	38.16	c	39.67	a	49.89	c	64.24	g	71.23		72.00	a	59.68		50.65		36.44	d	-----	z	44.54	b
1908	-----	z	22.60		33.02		49.75		53.85		-----	z	76.84		69.70	f	69.71	b	48.34		36.43		21.70	c	45.81	c
1909	15.60	a	19.69	d	31.69	b	40.77		56.79		69.32		73.68		77.16		62.75		49.68		34.85		9.35		45.11
1910	12.85	a	11.19	a	47.94		52.48	a	54.32		68.95	a	75.16		70.61		64.28	a	56.39		-----	z	19.16	b	48.48	a
1911	13.87		19.70		40.25	a	47.57	b	62.87	a	75.15		74.06		69.26		64.05	a	46.68	c	27.27	b	23.25	c	47.00
1912	7.61	d	28.81	h	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	7.61	k
1913	16.69	m	-----	z	-----	z	-----	z	57.15	u	65.17	d	72.98		75.16	b	62.32		45.77		41.57	a	25.72	f	60.50	f
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	46.44	c	56.65		63.16	a	77.89		71.00		62.77		48.52		33.97	a	11.60	e	52.44	c
1917	12.90	b	9.12		27.08		42.03		54.05		64.72		75.42		69.40		61.32		40.87		42.47		12.70	a	42.67
1918	6.40	a	19.09		41.31		43.69	c	60.02		69.41	b	70.63		72.53	a	56.62		52.03		35.45	a	26.26	b	46.12
1919	25.79		16.30		28.95	a	45.67		58.55		69.23		76.18	a	71.68	a	64.02		42.23		23.97		15.10		44.81
1920	17.97		23.57		30.35	k	38.68		59.81		68.18		73.44		69.40		62.74	i	54.27		30.12		22.58		45.80	b
1921	24.61		28.59		37.32		48.22	a	59.07	a	75.25		76.69		71.55		61.00		50.24		29.69	c	22.06		48.69
1922	11.67	a	8.27	f	30.73		47.48		59.10		69.10		69.85		74.87		66.98	b	51.39		36.41	a	17.08		48.61	a
1923	23.44		17.30		-----	z	45.19	c	58.52	a	68.13		76.94		69.14	f	64.60		48.39		38.28	g	27.12	a	47.73	c
1924	8.73	a	25.66		29.71		47.07		52.07	a	64.60		72.69		72.11		62.37		59.12	a	36.92		13.89		45.41
1925	15.34		26.81	a	39.56		56.87		58.77		69.93		74.93	a	79.08		70.21	b	39.18		33.55	h	22.38	a	50.28	a
1926	18.60		29.41	a	34.63		48.16	b	66.13		69.45		77.69		77.60		63.20		52.66		29.15		21.06		48.98
1927	21.19		28.79		38.05		47.73		56.63	a	69.02		75.10		73.15		67.40		55.23		29.86	a	7.97		47.51
1928	21.45		27.98		39.05		43.48	a	63.44		64.63		75.11		75.82		62.48	a	52.24		35.59	b	28.81		49.17
1929	5.74		10.44	a	38.58		49.08		57.56		68.23		78.29		77.53		59.57		52.27		29.42		22.35		45.76
1930	8.95		34.96		34.29		52.52		55.90	a	69.56	f	81.58		77.05		65.40		48.48		36.83		27.95	b	47.63	a
1931	29.81		35.91		33.70	a	50.50		58.19		77.55		80.39		76.63		71.80		55.06		37.20		24.39		52.59
1932	15.78	a	23.43		27.06		51.52		62.50		71.07		78.66		77.32		66.08		46.68	a	35.28		18.33	a	47.81
1933	29.05		20.39		37.03		47.90	a	58.13		81.22		81.16		73.29		71.33	a	52.18		37.20		23.13		51.00
1934	25.97		28.54	a	35.40	a	50.38		71.77		74.67		80.98		75.45		60.05		55.60		41.72		24.10		52.05
1935	18.48		34.12		39.55		43.70		53.52		66.73		83.39		77.76		68.00		50.60		33.00		23.34		49.35
1936	5.53		-0.95		34.85		44.05		64.10		73.17		87.39		81.34		68.57		50.35		33.40		23.95		47.15
1937	5.29		17.55		35.39		45.75		62.02		69.07		79.69		79.76		66.17		50.24		32.03		19.05		46.83
1938	18.42		20.57		38.19		50.30		55.18		65.38		76.98		81.52		65.98		56.76		33.43	a	26.37		49.09
1939	28.02		12.82		34.69		47.45		63.69		70.85		78.74		74.55		66.45	a	52.61		43.07		34.29		50.60
1940	5.74		23.36		29.89		43.68		57.53		72.52		81.27	e	73.81		66.13		58.39		31.08		27.45		47.57
1941	19.61		20.59		29.35	e	46.87		64.56		69.18		77.48	a	75.42		65.13		50.73	a	38.50		30.97		49.03
1942	-----	z	17.98		35.37		54.00		49.58		65.87		72.26		72.05	a	57.98		50.08		35.47		19.66		48.21	a
1943	9.35		26.73		27.32		51.73		55.58		67.20		76.17	a	74.95		61.45		52.27		33.52		25.48		46.81
1944	26.02		17.88		24.89		42.88		62.89		65.63		70.61		70.16		61.08		51.35		33.88	a	21.58		45.74
1945	22.21		25.09		40.26		43.80		52.40		59.67		71.52		71.29		60.12		50.53		32.93		14.00		45.32
1946	21.68		23.89		42.05		53.25		54.08		67.93		73.85		68.73		60.40		45.98		32.42		24.48		47.40
1947	23.98		16.32		29.52		42.72		53.00		62.15		71.89		78.79		63.75		59.16		26.93		19.11		45.61
1948	14.55		13.83		27.19		52.17		59.00		67.30		74.88	a	72.48		66.92		53.55	a	36.19	a	22.48		46.71
1949	7.35	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	58.75	n	49.68		41.95		19.90		29.72	h
1950	5.19		17.50		23.18		38.38		53.66		67.23		68.82		67.37		59.78		51.82		29.64	a	19.50		41.84
1951	13.60		25.84		20.85		42.53		57.16		61.05		70.47	a	69.66	c	56.50		47.06		28.79	a	11.65		42.10
1952	10.35		23.43		23.00		42.87	k	57.50	a	71.07		75.03		72.32		66.27		46.68		33.55		22.61		45.62	a
1953	21.81		21.98		33.48		41.25		56.08		69.67		72.23		73.84		63.83		55.68		38.13		22.58		47.55
1954	11.44		38.11		29.52	a	48.67		54.08		66.03		76.40		72.26		62.58		46.39		40.08		22.44		47.33
1955	18.97		13.80		29.97		54.47		62.90		65.47		79.00	a	77.56		63.72		50.89		22.93		10.74	b	45.87
1956	10.89		11.53		28.21		40.93		58.16		75.02	a	71.61		69.66		61.82		55.43	c	33.70		26.92		45.32
1957	8.97		22.98		30.28	a	44.08		55.23		64.72		76.53	b	73.27		59.95		48.66	b	34.58		30.71		45.83
1958	24.77		16.30	c	27.37		46.48		61.35		63.76	a	69.80	a	75.11		66.76	a	52.06		35.55		18.89		46.52
1959	12.37		14.14		37.61		46.92		57.63		72.87		74.65		76.45		60.38		44.40		26.23		29.69		46.11
1960	13.95		13.55		17.58		46.07		55.95	b	64.40		75.47		73.32		63.45		51.18		34.65		17.16		43.89
1961	13.00	a	23.62		36.76		40.22	a	54.87		68.85		72.44		74.63		58.70		50.70	a	32.08	l	16.08		46.35	a
1962	14.06		16.70		22.26		46.60		59.87		65.27		69.34		69.65		58.70		50.71	b	38.17		22.98	c	44.52
1963	7.31		23.59		39.15		46.48	b	58.50		71.83	a	74.88	a	71.71		64.89	b	59.06		36.45	a	15.27		47.43
1964	22.34		27.26		26.87		48.90		61.76		68.20		77.95		69.40		61.07	a	50.63		31.62		13.40		46.62
1965	11.26		18.77		21.05		47.73		59.47		67.48		74.21	c	72.19		52.02		53.13		34.00		28.24		44.96
1966	6.20	a	14.88		36.82	a	40.52	a	55.79		68.58		79.19		69.23		60.32		48.32		30.65		21.65		44.34
1967	19.90		17.77		35.37		47.05		53.06		65.20		70.87		70.52		63.07		49.98		33.03		20.29		45.51
1968	15.44		20.67		39.27		46.00		53.36	b	68.39	b	73.26		70.87		61.13		50.71		34.17		16.09	b	45.78
1969	7.90		20.09		18.95	b	50.82		61.18	a	63.15		73.76	b	75.07	a	63.82		43.40		34.42		21.81		44.53
1970	7.87		25.39		26.74		44.62		60.75	a	70.12	b	76.45	b	75.27		64.29	b	48.94	d	31.41	c	16.21		45.67
1971	9.53	b	18.78	a	32.37		48.88	a	56.06		72.68		71.35		75.77		62.65		51.11		34.03		16.73		45.83
1972	9.21		14.28		32.56		45.50		59.15		67.75		71.29		71.90		62.98		46.44		30.22		15.31		43.88
1973	18.68		24.20		40.27		46.40		57.24		68.85		74.15		77.55		60.65		54.13		31.10		17.34		47.55
1974	16.21		25.05		36.06		49.17		56.53		66.88		79.44		69.82		59.92		53.42		34.50		25.02		47.67
1975	19.08		15.52		27.31		41.98		60.24		67.37		78.52		74.81		60.62		52.69		33.68		23.23		46.25
1976	17.15		32.66		34.87		51.78		59.24		71.88		79.02		78.24		64.77		45.81		28.03		19.32		48.56
1977	7.39		28.54		36.13		53.38		65.65		71.07		77.52		69.55		63.33		49.10		31.37		16.71		47.48
1978	1.19		8.32		31.61		46.38		58.60		69.35		74.35		74.13		69.68		51.61		30.60		16.58		44.37
1979	3.21		8.05		31.92		44.60		55.27		68.33		73.50		71.27		68.48		50.58		30.88		30.90		44.75
1980	17.79		19.95		32.24		51.25		61.97		71.95		78.45		74.68		65.75		48.65		38.18		23.47		48.69
1981	25.42		27.25		39.56		54.62		57.21		69.12		76.08		73.18		66.22		49.39		40.60		19.42		49.84
1982	3.95		20.21		31.97		44.15		60.55		63.85		74.77		72.24		61.13		48.60		30.03		25.32		44.73
1983	25.31		31.11		32.87		40.97		54.11		65.22		75.55		78.65		64.10		50.76		32.85		2.19		46.14
1984	19.18		31.34		29.15		45.83		56.74		68.32		73.66		75.61		58.68		49.00	a	35.32		17.31		46.68
1985	12.47	a	17.32		36.10		51.97		64.11		64.10		74.65		67.76		59.52		49.10		19.90		11.35		44.03
1986	22.52		17.29		40.55		46.92		59.85		71.27		75.37		70.08		59.77		49.10		28.50	a	27.37	a	47.38
1987	22.91	c	32.82		33.54	c	51.07	a	63.66	c	71.32		76.28	a	69.05		62.68	b	44.89		37.02		24.70	a	49.16
1988	8.70	a	14.91	a	34.76		45.58		61.23		75.32		75.45		75.50		62.50		46.20	a	35.00		22.53		46.47
1989	21.60		8.04		26.35	a	48.19	c	58.11		66.47		76.82		74.18		62.05		50.55		31.80		11.31		44.62
1990	28.29		24.88		36.31		45.80		55.66		67.63		71.65		72.23		66.98		47.95	b	37.30		14.66	b	47.44
1991	11.10		28.45		33.21		47.52		58.02		69.90	a	73.05	a	72.92	a	60.03		44.66		24.95		24.93	a	45.73
1992	25.68		29.05		36.08		41.28		57.58		63.17		63.53	a	64.18		58.45		47.15	a	28.63		18.15		44.41
1993	11.31	b	11.42	b	31.00	a	41.97	a	54.37	a	61.35		66.61		68.16		53.71	a	44.61		26.78	a	21.08		41.03
1994	5.30	a	8.86		34.32		43.73		58.67	d	66.52	b	68.60		68.25	a	61.75	b	49.31	b	32.04	c	20.05	a	43.12
1995	14.98		24.30		28.65	a	37.38	d	51.57	a	66.23		71.81	b	73.27	a	58.84	a	45.42		26.93	c	20.63		43.33
1996	10.21	b	18.87	b	20.88	c	40.55	b	52.81		67.62		69.45		71.83	a	59.95	b	46.82		22.07		8.14	c	40.77
1997	7.31		18.87	b	30.12	b	39.50		52.73		68.02		72.03		69.40		62.41	a	49.56		29.62		27.43	b	43.92
1998	16.09	b	31.55		25.77		46.70		60.57	a	62.47		74.05	a	72.35		67.35		48.54	e	36.04	b	24.78	b	47.19
1999	15.02	a	31.76	a	36.05	a	44.93	a	56.84		65.27	b	74.24	d	71.37		57.67	c	46.34		41.48		26.95	a	47.33
2000	20.13	a	28.83		39.16	b	44.40	a	58.92	a	65.05		74.11		74.66		62.92		50.24		22.80		8.13		45.78
2001	18.05		10.50	a	24.68	a	44.67	c	58.45		66.84	a	75.48		74.32		62.47	a	47.22	a	41.12		23.13	a	45.58
2002	22.05	b	29.07		21.56		44.82		52.72	b	71.55		78.79		71.95	a	63.40		41.15	e	32.46	c	25.17	a	46.23
2003	18.05	b	17.59	a	31.98		47.90		55.50	c	65.59	a	74.84		75.48	b	62.63	d	52.53	b	27.93	a	25.97	a	46.33
2004	14.69		19.59	b	37.60	b	48.41	a	57.08	a	62.97		70.98	e	66.89		64.32	b	48.61		36.83		25.53		46.13
2005	14.34		27.86		33.00	b	48.76	a	54.48		69.45		78.92	e	73.88	a	62.24	m	48.78	b	36.38		16.60		45.68	a
2006	32.55		23.42	b	32.66		50.53		57.67	a	70.79	a	79.76		74.55	a	57.52	a	45.31		33.10		26.95		48.73
2007	17.74		12.79		40.84		43.65		61.10		68.98		76.65	a	71.35	u	63.74	a	50.45		35.36	a	18.42		44.52	a
2008	16.31		18.47		32.45		41.84	a	53.84		64.85		73.60		72.21		61.38		47.81		34.10		13.68		44.21
2009	15.13		23.79		29.60		43.87		57.84		60.83	j	68.63	h	-----	z	-----	z	-----	z	-----	z	-----	z	34.04	g
Period of Record Statistics
MEAN	15.60		20.73		32.52		46.45		57.95		68.02		74.86		73.19		62.89		49.96		33.30		20.44		46.29
S.D.	6.97		7.38		5.84		3.99		3.79		3.63		3.71		3.26		3.54		3.79		4.76		5.78		2.21
SKEW	0.14		-0.08		-0.33		0.11		0.48		0.61		0.19		0.14		-0.01		-0.00		-0.30		-0.38		0.20
MAX	32.55		38.11		47.94		56.87		71.77		81.22		87.39		81.52		71.80		59.16		43.07		34.29		52.59
MIN	1.19		-0.95		17.58		37.38		49.58		59.67		63.53		64.18		52.02		39.18		19.90		2.19		40.77
YRS	104		104		101		103		105		103		107		103		103		106		102		107		86