CLARK, SD

Average of Maximum Temperature (Degrees Fahrenheit)

(391739)

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
1893	18.40	f	24.16	c	34.34	b	55.19	d	75.58	e	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	34.10	u	47.32	h
1894	18.96	e	25.96	c	-----	z	-----	z	-----	z	-----	z	94.35		89.10		78.97		60.87		39.11	b	38.55		55.73	d
1895	-----	z	18.44	a	44.84		71.03		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	37.11	c	29.75	c	40.24	g
1896	27.21	c	32.59	b	31.50	a	55.87		71.35		81.70	g	80.94		82.77		71.57		-----	z	-----	z	-----	z	56.73	d
1897	-----	z	-----	z	-----	z	59.29	p	69.83	h	-----	z	-----	z	75.14	x	-----	z	-----	z	-----	z	-----	z	-----	z
1898	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1899	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1900	34.58		23.89	a	39.58		63.37		76.10		80.50		80.55		84.87		70.13		68.03		36.93	a	35.32	c	57.82
1901	31.26		26.68		42.06		58.97		72.40	a	76.68	b	88.43	a	85.14	b	69.61	b	66.67	a	44.00	c	23.66	b	57.13
1902	29.07	b	25.62	b	45.43	a	57.07	c	72.10		74.07	b	83.93	a	83.23	a	75.53		65.48		42.47		25.07	b	56.59
1903	23.68	f	23.00	b	39.55		-----	z	-----	z	83.07		86.13		77.26		68.33		65.35		40.52	a	23.32	c	56.28	c
1904	17.04	e	18.00	a	38.16		55.76	a	70.70	a	78.00	a	79.84		79.74		72.37		62.58		53.52	a	28.48		54.52
1905	15.57	a	21.70	a	49.35		56.77		63.55		74.90		80.13		81.94		76.07		56.50	a	51.03		28.52		54.67
1906	25.93	c	26.00		29.97	b	58.67		65.17	a	71.00		80.97		81.42		76.07	a	58.58		38.86	a	27.68		53.36
1907	12.45		26.00	a	40.52		47.27		60.84		74.20		81.39		83.00		71.50		62.48		44.00		33.50	a	53.10
1908	33.16		24.86		38.93	b	60.53		66.39		72.83		81.77		81.19		80.47		55.90		43.60		25.77		55.45
1909	19.03		23.22	a	34.97		48.87		66.65		76.67		78.00		85.61		74.13		56.65		42.80		13.13		51.64
1910	19.65		16.71		59.06		62.79	a	64.94		78.73		84.65		80.87		72.91	h	67.48		36.33		27.03	a	54.39	a
1911	19.45		27.11		49.90		54.23		74.40	a	85.73		83.13		78.74		73.00		52.32		30.23		27.00	a	54.60
1912	7.65		22.72		32.47	a	61.48	a	69.39		75.30		78.71		77.74		67.03		64.58		48.20		35.87		53.43
1913	26.19		24.32		36.00		59.80		57.67	v	80.90		80.35		86.55		74.10		56.77		50.17		38.65		55.80	a
1914	27.55		16.89		40.39		56.90		68.06		76.55	a	86.03		80.97		74.10		65.71		47.53		20.03		55.06
1915	20.60	a	28.78	a	30.65		66.13		61.32		70.23		72.61		76.42		72.63		63.26		45.20		30.13		53.16
1916	12.55		19.45		37.65		52.63		66.90		69.67		86.58		77.87		70.13		56.39		-----	z	19.39		51.75	a
1917	18.71		15.44	a	34.00		48.77		65.68		70.87		81.94		76.97		69.13		47.94		53.80		17.17	a	50.03
1918	13.68		28.32		50.52		52.27		71.35		75.80		79.13		81.35		69.40		63.06		42.30		31.48		54.89
1919	31.57	a	23.36		36.68		53.67		66.29		75.07		81.52		79.61		73.17		48.70	a	-----	z	-----	z	56.96	b
1920	-----	z	-----	z	-----	z	-----	z	-----	z	74.13		79.13		80.58		75.20		66.52		38.60		29.29		63.35	e
1921	32.58		39.29		46.77		59.73		67.10		84.03		83.48		79.55		70.93		60.19		32.30		28.58		57.05
1922	18.87		12.96		39.74		55.40		65.61		76.80		81.90		85.65		77.53		65.52		39.90		24.00		53.66
1923	26.77		21.00		34.45		53.73		68.81		78.93		84.48		78.13		72.40		56.94		47.60		37.19		55.04
1924	17.03		31.03		35.42		54.40		60.32		71.03		78.19		77.65		66.70		65.65		40.57		21.30	a	51.61
1925	26.87		35.36		52.06		71.47		69.74		74.57		83.03		89.29		77.30		43.61		41.83		26.32		57.62
1926	26.03		34.46		39.77		60.17		77.87		77.17		85.74		83.03		69.07		59.19		-----	z	-----	z	61.25	b
1927	-----	z	-----	z	-----	z	-----	z	61.74		75.90		80.71		79.26		74.96	b	65.77		34.90		12.53	a	60.72	d
1928	25.13		30.93		46.68		52.27		75.35		76.47		85.42		85.03		71.93		58.90		44.27		35.35		57.31
1929	11.39		16.36		43.47	a	56.20		66.52		79.20		89.13		87.10		67.87		60.32		35.50		25.39		53.20
1930	13.52		38.32		40.90		59.97		65.39		77.17	a	91.39		87.13		73.67		55.00		44.23		32.32		56.58
1931	35.97	a	42.04		43.87		61.57		66.37	a	85.73		90.97		85.19		81.17		62.61		44.10		30.29		60.82
1932	21.16		27.72		29.65		57.03		70.45		80.60		89.73	a	84.81		74.63		55.45		39.20		23.52		54.50
1933	32.13		25.50		41.52		56.00		67.55		92.83		91.55		84.74		80.53		60.77		42.93		26.84		58.57
1934	30.00		32.36		40.74		58.57		84.68		83.70		90.42		85.52		68.80		65.16		46.67		23.16		59.15
1935	19.26		33.71		42.45		46.97		60.13		73.50		89.35		82.48		76.97		57.48		33.97		24.07	b	53.36
1936	6.74		1.55		38.26		51.53		73.71		80.97		98.55		88.19		75.80		59.42		35.43		26.00		53.01
1937	5.84		20.07		36.45		49.43		69.97		73.53		88.74		91.39		76.13		58.58		40.03	a	23.68		52.82
1938	20.55		23.86		44.52		57.03		62.87		78.37		85.13		89.87		78.33		69.39		39.50		30.42		56.65
1939	29.35		20.08	c	42.48		63.86	b	79.50	a	79.63		89.32		87.94		79.86	a	59.03		50.70		39.90		60.14
1940	14.94		26.21	a	31.97		52.07		71.43	a	81.33		90.81		80.65		79.10		68.03		34.40		32.00	a	55.24
1941	23.65		23.21		37.55		57.77		75.61		77.90		87.00		86.03		73.77		59.68		44.55	a	35.32		56.84
1942	31.32		29.57		42.29		64.00		62.68		74.83		82.58		82.16		67.60		61.48		44.70		24.03		55.60
1943	14.19		31.74	a	34.71		61.37		67.45		77.73		86.97		83.77		70.23		64.32		36.60		35.55		55.39
1944	37.35		28.52		31.71		51.43		73.39		78.77		82.61		81.48		72.87		64.70	a	39.67		29.16		55.97
1945	24.10		29.46		50.52		54.77		65.87		69.00		81.00		81.68		71.10		62.26		40.20		21.71		54.30
1946	27.48		30.29		50.10		66.43		66.67	a	78.97	a	84.71		81.81		74.24	a	61.16		41.00		32.77		57.97
1947	-----	z	-----	z	-----	z	52.83		67.30	h	71.57		82.16		87.71		74.20		66.86	b	32.83		22.71	j	66.88	e
1948	21.77	a	21.79		34.53	a	59.87		67.45		73.03	a	83.26		80.97		76.75	b	60.81		40.53		28.30	a	54.09
1949	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	86.43	c	82.33	p	70.30		59.35		49.97		29.10		59.03	g
1950	14.16		28.82		33.52		45.52	a	64.35		82.30		79.65		79.45		74.67		63.39		39.17		24.74		52.48
1951	20.35		33.46		29.48		51.47		69.61		72.07		80.52		79.26		67.83		56.74		37.17		20.42		51.53
1952	19.74		31.39	f	30.32		59.63		71.16		81.67		86.29		83.65		79.97		59.13		43.10		29.87	a	58.59	a
1953	25.74		27.54		40.13		49.37		66.77		78.60		81.81		81.94		74.07		68.16		46.50		28.90		55.79
1954	17.19		41.89		35.68		58.40		64.29		76.53		87.81		83.68		70.87		55.03		49.60		30.77		55.98
1955	25.84		21.50		38.35		68.10		76.23		76.50		89.03		87.45		75.60		64.21	b	31.73		17.90		56.04
1956	18.97		21.76		35.65		52.50		68.65		84.13		80.71		79.97		71.17		68.39		39.43		32.03		54.45
1957	16.94		28.71		38.84		55.60		64.55		75.23		88.71		83.00		69.23		54.65		40.00		35.55		54.25
1958	31.52		27.11		37.06		57.30		76.19		73.70		80.77		89.26		77.13		64.87	a	43.43		25.52	b	56.99
1959	17.61		21.89		44.58		59.50		69.00		84.03		87.71		88.45		72.40		52.81		31.27		33.84		55.26
1960	20.13		21.34		26.45		53.83		69.45		74.37		86.39		83.74		72.90		60.29		44.03		24.84		53.15
1961	22.55		31.07		44.35		52.20		65.23		81.20		82.29		86.90		68.00		61.23		41.33		24.55		55.08
1962	21.00	a	20.89		32.27	a	57.97		68.90	a	75.71	b	79.03		83.33	a	70.80		63.79	c	47.21	b	32.45	b	54.45
1963	16.00		29.71		49.19		58.60		68.94		80.93	a	83.48		83.84		75.97		71.65		47.77		19.29	c	57.11
1964	28.77	a	-----	z	35.81		58.20		-----	z	-----	z	90.23		79.42		72.20		63.50	a	42.67		21.35		54.68	c
1965	18.90		25.86		28.71		53.30		69.45		75.23		82.00		82.10		59.67		64.83	a	43.37		35.35		53.23
1966	14.68		24.04		46.81		50.63		68.39		77.93		87.55		76.71		71.76	a	61.13		38.23		29.06		53.91
1967	27.71		25.21		44.45	b	57.41	a	65.74		73.67		81.94		82.65		74.00		60.16		41.20		29.55		55.31
1968	23.87		26.21		53.29		58.68	b	64.26		78.53		81.03		82.23		71.47		60.55		39.77		21.23		55.09
1969	15.23		26.14		29.45		58.57		70.81		70.87		80.57	a	84.67	a	76.07		51.81		43.70		28.84		53.06
1970	14.61		30.04		34.94		53.43		71.90		80.30		86.16		85.45		76.10		59.29		37.23		25.97		54.62
1971	14.84		27.00		40.26		60.93		68.19		80.17	a	80.33	a	87.10		72.60		60.26		41.27		24.23		54.76
1972	17.23	a	21.41		38.43	a	53.43		69.06		77.17		80.03		80.68		73.03		57.06		35.60		19.77		51.91
1973	26.00		31.37	a	45.65		55.93		70.13		80.40		85.29		87.77		69.53		65.57	a	-----	z	23.40	a	58.28	a
1974	22.55		30.57		42.48		59.70		66.42		79.03		91.03		80.87		74.70		65.10		42.53		32.35		57.28
1975	26.58		23.29		34.39		45.23		71.59	b	77.03		89.68		82.06		69.90		64.42		43.50		28.58		54.69
1976	23.42		38.62		43.23		63.60		71.52		83.30		90.97		90.68		78.73		55.97		37.27		26.26		58.63
1977	12.55		34.46		42.94		65.30		77.84		80.17		86.55		77.70	a	72.23		59.87		37.10		19.81		55.54
1978	10.06		17.22	a	38.00		54.00	a	70.48		78.70		81.84		85.45		78.90		61.94		39.00		23.16		53.23
1979	9.61		17.39		35.19		50.83	a	64.87		77.73		80.58		78.77		78.60		61.60	a	39.10		37.65		52.66
1980	24.80	a	25.00		38.10		64.30		75.32		79.47		85.48		82.23		75.66	a	58.77		46.63		29.23		57.08
1981	32.41	b	35.25		51.87		66.33		70.13		77.53		86.41	b	83.42		77.53		59.10	a	47.33		23.26		59.22
1982	11.04	c	26.93	a	36.83	b	55.68	b	69.17	a	73.04	b	84.61		83.63	a	70.77		57.83	b	37.93		33.52	b	53.41
1983	31.20	a	38.92	b	39.06		50.77		67.07	a	76.47		87.58		90.35		73.50		59.16		36.96	b	7.31	b	54.86
1984	23.97		36.38		32.90	a	54.60		67.76	b	76.50		83.90	b	83.90		67.86	a	57.48		43.24	a	22.74		54.27
1985	20.76	b	25.00	a	43.84		63.52	a	73.75	c	72.93	b	83.63	a	74.16		64.73		57.70	a	25.70		17.06		51.90
1986	27.00		20.50		42.68		55.20		66.97		77.73		83.42		76.94		65.47		57.61		34.70		34.26		53.54
1987	29.42		39.64		39.94		64.03		72.68		83.00		85.90		78.42		72.30		54.94		44.03		29.74		57.84
1988	17.16		21.24		41.65		57.23		73.84		87.80		88.97		85.16		71.97		54.35		38.70		29.10		55.60
1989	29.97		14.32		31.13		56.23		68.70	a	74.57		86.61		82.23		71.33		62.27	a	36.27		16.52		52.51
1990	33.94		29.57		43.19		56.57		64.06		76.80		79.90		81.23		78.53		57.90		45.17		22.87		55.81
1991	19.65		36.32		42.45		58.57		67.97		78.67		81.19		81.84		69.13		56.58		32.10		32.19		54.72
1992	30.90		34.07		45.48		50.27		71.71		73.57		71.68		74.32		69.00		58.61		32.00		23.63	a	52.94
1993	18.61		18.21		34.71		51.57		65.90		70.80		75.81		78.10		64.00		56.20	a	34.63		25.32		49.49
1994	10.29		15.15	a	39.48		55.50		71.32		77.10		77.55		76.65		71.90		58.32		41.83		28.90		52.00
1995	20.26		27.11		37.74		46.10		61.35		77.38	a	81.45		81.26		69.00		52.77		32.43		24.61		50.96
1996	14.58		24.48		29.61		50.67		61.16		77.47		79.55		81.61		68.70		57.74		27.27		15.10		48.99
1997	13.00	a	25.36		33.83	a	48.73		63.39		79.40		80.13		78.32		73.23		59.87		34.62	a	32.10		51.83
1998	22.65		34.79		31.35		56.20		71.00		72.47		81.87		81.87		78.63		57.65		39.83		33.57	a	55.16
1999	18.57	a	35.57		42.42		53.24	a	67.81		74.50		83.42		79.68		67.50		56.35		52.83		34.55		55.54
2000	25.65		36.83		50.16		54.73		69.32		74.80		81.68		81.61		72.79	b	60.39		31.33		13.80	a	54.42
2001	24.10		17.54		31.32		53.03	a	68.39		76.70		84.30	a	84.87		71.43		57.23		52.20		30.29		54.28
2002	27.48		37.79		27.87		53.57		61.61		80.40		86.84		79.94		73.80		47.03		38.47		30.77		53.80
2003	22.61		23.00		38.97		57.33		64.71		74.14	a	83.87		84.29		71.53		61.61		34.55	a	29.61		53.85
2004	19.71		26.00	a	46.27	a	59.53		64.42		72.61	b	79.23		75.74		75.17		56.97		45.73		31.42		54.40
2005	19.35		33.75		41.23		60.33		64.52		77.93		83.74		81.35		76.60		59.61		44.79	b	25.04	f	58.47	a
2006	32.13		27.18		39.10		59.37		68.29		79.63		89.39		84.00		64.63		54.32		41.93		34.16		56.18
2007	22.71		16.25		42.68		50.37		70.52		77.90		85.58		79.06		72.83		60.32		41.20		23.19		53.55
2008	19.97		21.86		36.61		50.87		63.94		73.90		82.32		80.03		71.90		55.55		39.90		18.55		51.28
2009	16.10		26.46		36.06		50.67		66.84		72.77		76.39		76.74		71.67		45.03		49.43		18.23		50.53
2010	18.00		19.00	a	41.13		61.40		64.87		75.27		81.19		84.84		67.00		61.33	a	40.90	a	19.77		52.89
2011	14.73	a	20.79		29.81		48.83		62.16		72.70		84.23		80.14	b	70.60		61.52		43.10		32.68		51.77
2012	29.58		32.38		53.77		58.27		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	43.50	h
Period of Record Statistics
MEAN	21.75		26.38		39.39		56.40		68.50		77.19		83.97		82.45		72.73		59.90		40.87		27.03		54.62
S.D.	7.01		6.99		6.46		5.31		4.49		4.07		4.36		3.73		3.98		5.00		5.66		6.29		2.27
SKEW	0.02		-0.10		0.38		0.34		0.61		0.67		0.24		0.19		-0.19		-0.54		-0.02		-0.40		0.16
MAX	37.35		42.04		59.06		71.47		84.68		92.83		98.55		91.39		81.17		71.65		53.80		39.90		60.82
MIN	5.84		1.55		26.45		45.23		60.13		69.00		71.68		74.16		59.67		43.61		25.70		7.31		48.99
YRS	110		111		112		112		108		110		114		113		113		113		110		110		98