GANN VALLEY 4NW, SD

Average of Maximum 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	85.12	e	63.42		40.00		26.55	b	53.77	h
1898	34.48		37.33	a	42.29		60.73		67.29		81.23		85.71		86.48		78.77		54.96	h	47.20	o	32.65		60.70	b
1899	31.43	a	20.33	a	-----	z	-----	z	72.09	h	83.13		90.65		88.84		77.30		67.23		55.40		28.68		60.33	c
1900	-----	z	-----	z	-----	z	-----	z	80.71		85.88	f	87.23		89.64	c	73.09	h	72.26		39.63		38.06		67.92	f
1901	33.71		27.25		-----	z	-----	z	83.87	p	81.67		97.10		90.77	a	72.07	c	68.36	f	51.64	h	28.69	b	61.61	e
1902	31.65		28.15	b	47.26		62.30		76.62	e	78.37		89.81		83.97		76.73		68.39		47.23		23.67	a	59.51
1903	28.38	j	22.78	a	42.55		64.03		75.33	a	81.60		89.23	a	85.41	b	80.37	k	70.10		42.59	a	27.70	a	60.13	b
1904	21.93	b	22.24		45.27	a	58.66	a	71.39		78.53		83.26		86.13		78.77		68.96	c	54.86	b	33.24	b	58.60
1905	19.45		22.79		53.70	a	59.07		64.90		76.30		80.97		86.84		81.50		59.39		51.00		35.77		57.64
1906	31.74		35.50		32.29		65.50		71.29		77.14	a	85.43	a	-----	z	77.43		-----	z	-----	z	31.97	b	56.48	c
1907	17.28	b	31.29		51.72	b	53.34	a	63.94		76.15	d	83.65		86.45		73.97		67.03		49.96	d	-----	z	59.53	a
1908	-----	z	32.90		46.71		65.57		65.61		-----	z	88.55		83.71	c	86.97	a	60.68		48.93		32.21	c	61.18	b
1909	24.94		30.04	c	43.00	b	55.70		71.45		81.80		87.42		91.16		76.87		62.81		45.80		16.48		57.29
1910	22.87		22.22	a	63.39		68.76	a	68.35		83.10	a	90.68		86.97		79.83	a	74.03		-----	z	29.48	b	62.70	a
1911	25.16		32.18		55.27	a	62.41	a	78.70	a	91.13		90.48		83.16		77.76	a	59.79	c	39.59	a	35.79	c	60.95
1912	19.37	d	40.32	g	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	19.37	k
1913	34.67	j	-----	z	-----	z	-----	z	70.92	s	79.22	c	88.65		89.97		78.20		61.16		58.73		40.35	e	70.90	e
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	60.14	b	70.45		76.38	a	90.52		83.61		79.50		65.39		48.24	a	24.29		66.50	c
1917	23.81		20.64		37.03		53.40		68.29		79.67		91.00		84.68		73.73		54.23		55.57		24.47	a	55.54
1918	16.47	a	32.11		56.10		56.23		74.84		82.61	b	83.55		85.45		71.07		64.81		45.43		35.94		58.72
1919	36.52		24.25		37.84		56.77		70.90		79.27		89.70	a	87.19		77.13		53.74		32.57		23.48		55.78
1920	28.19		33.83		43.10	k	49.93		74.10		80.37		86.45		83.65		76.71	i	68.03		38.67		33.16		57.64	b
1921	35.23		42.61		52.06		64.60		70.63	a	90.07		89.81		84.13		72.83		64.42		39.74	c	32.84		61.58
1922	22.19		18.65	e	41.29		58.17		71.00		80.50		81.97		88.45		82.31	a	66.71		44.13		27.16		56.88
1923	32.94		30.11		-----	z	59.74	c	73.03	a	80.57		89.19		81.00	f	77.03		61.65		52.83	f	40.67	a	60.55	c
1924	20.84		37.69		40.90		62.93		66.52		75.80		84.94		84.48		74.77		71.90		49.50		24.16		57.87
1925	26.65		37.18		53.74		70.73		75.48		81.10		87.74		93.19		83.59	a	51.32		46.82	h	32.43	a	63.01	a
1926	28.74		39.39		48.48		67.43		80.94		83.07		91.13		90.35		74.83		64.32		40.13		32.55		61.78
1927	33.00		42.14		48.87		58.20		65.71		79.57		87.84		85.84		82.97		72.29		40.00	a	17.26		59.47
1928	31.81		38.90		52.58		58.17	a	79.65		78.07		88.90		91.74		78.76	a	66.03		45.29	b	41.84		62.64
1929	16.84		21.96		49.71		63.37		72.35		82.33		93.87		94.87		70.63		64.87		39.07		32.26		58.51
1930	19.71		47.36		46.90		66.10		68.07	a	84.04	f	98.19		91.03		81.60		60.26		48.47		37.16		60.44	a
1931	42.87		48.79		47.10	a	66.63		74.68		94.13		98.94		93.06		88.07		67.68		50.17		33.48		67.13
1932	25.35		34.00		37.19		64.10		77.26		83.33		94.45		93.23		83.00		59.65		48.37		31.23		60.93
1933	42.87		35.36		49.77		63.34	a	71.35		99.07		97.87		88.29		88.97	a	69.52		51.43		34.45		66.02
1934	38.13		42.25		50.23		65.93		90.97		90.27		98.23		91.16		75.90		70.48		53.33		33.39		66.69
1935	31.45		45.86		53.00		55.07		64.00		80.93		100.94		96.03		86.67		69.32		46.30		33.23		63.57
1936	16.68		10.21		46.90		58.57		80.00		90.17		106.39		100.42		85.07		68.13		44.77		34.58		61.82
1937	19.16		29.93		47.48		57.97		76.90		82.07		94.77		97.06		81.83		65.32		44.80		29.03		60.53
1938	28.68		32.07		47.61		62.67		70.03		82.60		93.97		101.16		85.17		77.35		51.79	a	36.81		64.16
1939	39.97		24.82		47.52		60.00		81.58		88.07		94.65		90.48		85.41	a	70.87		59.13		47.87		65.86
1940	17.03		32.34		37.94		53.83		74.23		87.07		96.61		90.32		84.63		77.84		40.53		35.35		60.64
1941	28.94		31.39		39.58	e	56.93		79.00		81.70		93.77	a	92.65		81.83		64.77	a	50.23		41.39		61.85
1942	-----	z	29.82		43.87		67.83		59.29		76.10		85.68		86.77		70.77		64.55		49.47		30.13		60.39	a
1943	21.13		40.96		41.77		67.93		70.35		79.27		91.74		90.42		77.13		67.45		43.57		40.45		61.02
1944	39.58		29.41		34.23		53.43		75.55		77.03		83.29		82.03		75.03		66.90		42.00	a	32.39		57.57
1945	31.77		37.18		54.68		57.53		66.23		69.40		84.32		84.48		74.40		67.42		46.00		23.87		58.11
1946	35.77		37.96		54.23		67.40		66.74		81.47		86.74		82.84		73.67		57.90		44.13		35.13		60.33
1947	34.74		28.04		40.32		52.47		66.77		74.47		86.06		93.68		79.30		76.26		35.73		29.77		58.13
1948	26.52		24.76		37.65		65.60		73.84		79.37		90.32		87.39		83.20		70.23	a	47.59	a	33.58		60.00
1949	18.43	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	76.06	n	63.03		56.40		32.90		42.69	h
1950	17.55		28.11		33.26		49.50		66.68		83.83		82.55		81.45		74.60		65.97		42.67		30.71		54.74
1951	24.77		39.93		31.03		53.90		69.35		72.00		82.71		81.65		69.47		59.26		40.50		23.03		53.97
1952	20.48		31.90		29.94		62.60		71.74		85.13		91.35		86.48		83.17		63.26		45.50		33.39		58.75
1953	32.71		31.43		44.45		53.43		68.68		81.17		85.26		87.03		80.50		71.84		50.93		33.03		60.04
1954	22.81		50.54		39.71		64.80		67.77		77.50		91.00		86.13		75.37		57.77		54.47		32.71		60.05
1955	30.45		24.29		43.06		69.83		78.35		78.23		95.32		93.68		80.27		68.06		36.30		20.83	b	59.89
1956	20.90		23.83		40.32		55.60		71.03		92.07		85.19		81.74		77.77		71.97	a	44.73		38.32		58.62
1957	20.65		34.46		40.55		55.73		65.87		77.30		89.80	a	86.45		74.67		57.97	a	44.23		43.23		57.58
1958	37.13		29.82		35.74		59.57		76.71		76.37		82.87		91.97		82.13		67.74		49.17		32.03		60.10
1959	23.84		25.86		50.39		61.90		70.94		87.90		91.23		92.13		74.40		56.87		36.67		38.87		59.25
1960	23.61		22.24		27.29		58.13		70.90	a	77.27		91.84		89.52		78.93		67.26		49.37		28.58		57.08
1961	25.97		34.36		48.10		56.00		66.81		83.93		89.19		90.97		73.37		66.80	a	46.00	f	28.81		60.39	a
1962	27.77		27.50		30.71		61.70		71.87		75.53		81.10		84.16		74.63		67.34	b	52.20		36.30	a	57.57
1963	21.16		37.54		54.39		59.55	a	72.65		85.14	a	87.77	a	85.55		77.97	a	74.26		51.10	a	26.52		61.13
1964	35.71		39.31		39.94		62.33		77.84		83.87		93.42		84.45		76.38	a	68.13		46.73		25.45		61.13
1965	24.77		33.89		34.10		61.17		74.84		79.83		89.58		88.74		63.73		68.74		47.53		38.87		58.82
1966	18.61		26.14		49.33	a	54.63		72.26		82.97		94.26		83.13		74.70		64.87		43.57		33.65		58.18
1967	32.29		31.25		47.35		60.97		67.94		77.43		86.77		87.77		78.10		64.06		46.87		32.19		59.42
1968	27.23		31.69		57.39		60.67		68.60	a	82.82	b	87.39		84.81		75.70		65.52		44.63		25.03	a	59.29
1969	17.71		28.68		31.50	a	64.80		76.90	a	77.60		87.21	b	90.57	a	79.57		55.10		47.47		31.97		57.42
1970	18.45		38.18		37.13		57.83		75.90	a	84.50	b	92.14	b	90.74		80.96	b	62.74	d	41.37	c	26.87		58.90
1971	18.69	b	30.11	a	43.61		63.21	a	69.03		86.40		87.68		93.13		77.77		63.71		43.90		26.06		58.61
1972	20.77		24.86		43.48		57.50		70.10		80.13		85.10		85.65		78.13		59.03		37.13		24.39		55.52
1973	28.61		34.43		49.94		59.80		72.19		83.73		88.84		93.52		73.00		67.26		39.47		25.87		59.72
1974	27.35		36.64		49.58		63.70		69.87		81.33		95.48		85.61		77.70		70.13		46.63		37.16		61.77
1975	30.10		25.68		39.65		51.93		74.39		79.83		94.74		89.45		75.63		68.06		45.50		34.03		59.08
1976	28.65		46.03		47.29		65.80		75.48		88.43		95.32		94.55		81.43		59.71		41.53		31.71		63.00
1977	18.84		40.71		46.32		67.63		79.39		84.77		92.10		84.16		75.97		61.94		41.87		25.45		59.93
1978	11.19		16.71		43.06		56.93		71.13		84.37		87.52		90.16		85.63		67.58		42.67		27.39		57.03
1979	13.48		18.89		42.65		57.10		69.00		82.07		85.55		84.00		86.03		65.00		41.20		44.39		57.45
1980	29.00		29.69		44.26		66.87		76.48		86.20		93.52		89.19		81.77		62.00		49.07		33.39		61.79
1981	38.26		40.36		56.19		70.17		71.16		83.93		89.87		86.35		83.07		61.45		52.47		27.48		63.40
1982	14.94		30.71		41.65		58.30		70.90		76.83		88.19		85.77		75.70		60.94		42.13		38.06		57.01
1983	36.48		43.79		42.58		53.10		69.13		78.57		90.35		94.55		80.63		62.71		40.80		10.55		58.60
1984	28.42		40.72		38.94		56.50		71.29		81.07		88.68		90.52		74.87		62.26		48.57		29.10		59.24
1985	25.43	a	29.64		48.58		68.57		79.77		78.13		90.84		81.87		70.67		62.84		28.80		22.06		57.27
1986	33.35		25.64		52.39		59.23		72.06		84.30		89.42		84.74		70.77		61.06		39.73		40.00		59.39
1987	35.97	a	43.64		43.20	a	66.07		74.55		85.63		89.77		82.65		78.53		59.61		46.37		34.57	a	61.71
1988	18.87		26.66		47.68		60.17		73.81		89.10		89.48		91.19		77.47		59.68		45.67		35.06		59.57
1989	33.61		19.00		35.03		63.07	c	71.19		80.57		89.90		88.32		76.33		66.32		42.63		21.45		57.29
1990	39.84		37.11		48.32		61.40		66.81		79.90		83.16		84.94		82.83		62.45		51.10		28.10	b	60.50
1991	23.58		42.50		46.19		60.47		68.55		80.83		86.94		86.77		74.90		59.52		35.70		36.23		58.51
1992	36.65		38.07		49.19		54.80		74.32		74.33		73.45		75.32		72.73		63.03		35.20		29.32		56.37
1993	23.63	a	23.14		42.32		53.00		66.87		71.83		76.42		80.55		68.07		59.10		37.48	a	30.77		52.77
1994	16.06		19.79		46.84		58.10		72.93	a	78.60		81.97		81.68		76.57		61.80	a	44.62	a	29.87	a	55.74
1995	24.00		36.36		40.74		47.59	a	61.90		77.17		85.58		85.45		73.10		57.19		37.72	a	29.94		54.73
1996	21.28	b	31.00	a	33.81		54.77		62.42		78.97		82.58		86.13		71.60		61.71		30.30		17.10	a	52.64
1997	16.77		29.07		41.71		51.80		64.94		79.50		82.94		80.52		76.07		63.94		42.00		37.16		55.53
1998	27.55		40.57		35.06		59.17		72.94		73.37		85.33	a	84.52		82.97		60.21	b	46.10	a	39.16		58.91
1999	26.47	a	44.04	a	48.03		55.83		67.90		75.90	a	86.53	a	85.61		71.60		61.74		57.67		40.10		60.12
2000	33.17	a	42.86		54.68		58.93		72.06		78.47		87.39		89.13		79.10		63.61		32.83		17.81		59.17
2001	28.90		20.41	a	33.90		56.04	c	70.58		78.69	a	87.42		88.97		76.30		63.33	a	56.50		35.10		58.01
2002	34.13		43.79		32.65		59.03		66.63	a	85.80		93.23		85.03		76.93		50.42		45.23		37.61		59.21
2003	29.00		29.64		46.03		60.30		67.29	c	77.60		89.61		89.16		78.07	a	68.07	b	38.67		36.26		59.14
2004	26.58		31.57	a	50.58		64.38	a	68.84		75.27		83.43	c	80.19		78.03		60.94		49.23		37.58		58.89
2005	24.52		40.89		47.17	a	61.86	a	66.48		78.83		91.17	b	88.42		76.94	m	64.39		48.87		25.52		58.01	a
2006	41.19		35.32		42.94		63.27		74.00		85.10		94.94		88.50	a	69.03		58.26		47.03		39.58		61.60
2007	28.58		22.29		54.87		55.47		73.94		80.67		90.43	a	82.70	u	77.83	a	64.65		49.07		30.35		57.10	a
2008	28.29		30.55		45.03		56.24	a	65.48		76.77		85.84		84.45		74.20		58.71		43.53		24.74		56.15
2009	28.03		35.11		41.97		55.37		71.13		70.75	j	80.26	h	-----	z	-----	z	-----	z	-----	z	-----	z	46.32	g
Period of Record Statistics
MEAN	26.93		32.15		44.39		59.97		71.59		81.16		89.07		87.69		77.78		64.43		45.17		31.49		59.25
S.D.	7.24		7.98		7.13		5.03		4.95		4.86		5.03		4.39		4.74		5.21		6.15		6.47		2.77
SKEW	0.15		-0.03		-0.12		0.03		0.56		0.73		0.20		0.40		0.03		0.03		-0.08		-0.40		0.39
MAX	42.87		50.54		63.39		70.73		90.97		99.07		106.39		101.16		88.97		77.84		59.13		47.87		67.13
MIN	11.19		10.21		27.29		47.59		59.29		69.40		73.45		75.32		63.73		50.42		28.80		10.55		52.64
YRS	104		105		101		104		105		104		107		104		104		106		102		108		88