MILBANK 4 NW, SD

Average of Maximum Temperature (Degrees Fahrenheit)

(395536)

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	20.30	a	23.29		36.97		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	23.07	b	25.91	h
1894	17.87		27.68		44.55		56.20		74.06		87.66	a	90.86	b	86.57	a	70.44	u	59.97		36.36	b	34.80	a	56.05	a
1895	13.61	h	21.19	a	42.55	b	62.87	o	69.39		75.23		80.32	c	82.52		75.17		54.29	g	38.17	a	28.13	a	56.96	c
1896	-----	z	27.50	a	29.61	c	55.50		73.80	a	79.07		82.03		84.97		71.93	b	-----	z	24.97	a	29.47	a	55.88	b
1897	14.41	b	22.32	c	27.87	a	55.47		71.00		74.60		83.26		78.60	a	83.59	a	65.30	a	40.90		25.07	d	53.53
1898	31.87		29.00	b	43.17	b	59.10		67.68		80.37		82.97		82.74		76.93		53.90		38.96	b	29.86	b	56.38
1899	22.33	a	17.56	a	23.39		57.83	a	67.42		76.93		85.48		81.65		71.30		63.00		52.37		30.20	a	54.12
1900	27.03	b	17.41	a	-----	z	62.07		76.19		81.97	a	83.45		88.74		74.03		69.35		38.20		32.61		59.19	a
1901	26.23		24.56	a	42.23		58.57		73.87		78.31	a	91.26		87.00		70.67		65.20	a	41.83	a	29.48		57.43
1902	31.90		28.04		47.23	a	56.90		70.90		75.23		85.61		80.58		72.80		65.48		43.67		25.71	c	57.01
1903	24.34	b	21.04		36.42		59.48	a	71.16		79.40		81.06		79.55		73.00	a	-----	z	-----	z	-----	z	58.38	c
1904	8.31	r	13.23	c	38.52	b	50.30		71.38	b	75.17		80.97		80.97		72.61	b	60.94		54.80		27.48		56.94	a
1905	16.68		23.57		46.65		56.67		63.23		75.20		79.68		83.94		78.10		56.42		46.87		31.06		54.84
1906	29.71		29.75		29.77		58.62	a	66.53	a	74.73		81.87		82.10		76.52	a	58.60	a	38.32	b	25.13		54.30
1907	10.97		28.30	a	41.35		44.87		56.71		73.50		80.26		81.71		70.43		60.81		43.57		32.03	a	52.04
1908	33.83	a	26.29	a	37.68		59.33		66.26		72.10		84.13	a	80.06		82.00		57.45		46.23		28.39		56.15
1909	21.06		22.71		37.00	a	48.93		66.32		76.37		80.90		86.52		74.67		56.45		42.33		17.42		52.56
1910	21.83	a	20.61		56.68		61.80		66.35		79.33		85.97		79.97		72.63		67.77		-----	z	26.77		58.16	a
1911	18.40	a	27.46		49.53	a	54.13		75.26		84.60		83.68		77.00		72.00		53.35		29.07		28.90		54.45
1912	6.45		24.29	a	33.16		60.20		68.97		74.87		80.81		77.48		68.57		63.07	a	47.41	a	35.32		53.38
1913	24.16		22.39		32.55		58.00		64.16		81.83		80.10		84.61		72.07		54.61		48.30		38.35		55.10
1914	27.58		16.85	a	37.77		53.38	a	68.77		76.03		85.42		80.00		74.37		67.23		49.59	a	20.55		54.79
1915	19.73	a	28.50		34.06		65.77		62.29		72.41	a	76.45		77.32		71.50		62.29		44.63		28.35		53.61
1916	12.84		19.90		34.87	a	52.17		65.40	a	71.00		87.81		79.71		70.07		57.10		43.83	a	19.13	a	51.15
1917	18.93	a	14.46		35.06		48.97	a	66.58		72.36	b	86.00	a	80.42		69.50		47.70	a	48.37		15.94		50.36
1918	11.87		25.18		48.19		54.40		69.77		77.38	q	82.13		82.23	a	68.83		62.68		44.00		31.13		52.77	a
1919	31.00		22.64		38.06		54.77		68.45		76.93		85.23		82.94		74.73		51.03		31.30		21.87		53.25
1920	18.61		27.90		41.97		47.70		68.77		74.60		80.48		81.84		75.53		66.45		38.73		28.84		54.29
1921	30.94		37.89		45.06		60.13		69.68		83.80		86.29		82.13		72.23		62.65		32.43		31.10		57.86
1922	23.68		18.86		39.17	a	56.97		71.48		80.33		82.90	a	86.32		78.67		65.45		43.53		-----	z	58.85	a
1923	25.74		22.07		34.45		56.60		68.81	d	80.70		86.97	a	81.10		76.87		59.32		51.03	a	41.43	a	57.09
1924	22.59	b	34.93		39.60	a	58.87		63.00		74.43		82.23		82.77	a	70.17		69.48		44.27		17.72	b	55.00
1925	23.28	b	31.86		47.93	b	66.30		70.42		76.47		82.00	a	87.87		77.13		46.48		43.79	a	27.71		56.77
1926	26.61		32.83	d	38.87		61.80		78.06		76.67		86.55		79.68		67.83		57.77		35.41	a	24.68		55.56
1927	27.26		32.07		43.67	a	57.31	a	61.68	c	73.67		78.19		77.68		72.86	a	65.47	a	33.43		12.17	a	52.95
1928	24.40	a	29.90		43.42		50.33		77.20	p	73.37		83.55		82.43	a	72.83		60.52		45.97	a	37.29		54.91	a
1929	13.30	a	19.18		45.42		57.53		67.10		80.40		87.97		85.26		64.97		56.19		33.50		23.52		52.86
1930	12.20	a	34.57		37.90		56.27		62.67	a	74.20		89.13	a	87.77		76.66	a	56.55		41.97		31.03		55.08
1931	34.94		40.86		40.00		61.03	a	67.74	h	83.47		90.90		81.52		81.13		62.38	b	46.86	b	31.19	j	62.31	b
1932	28.08	s	28.34		31.57	a	55.07		70.23		80.13		85.76	b	84.06		74.50		56.74		40.47		27.23	a	57.65	a
1933	32.39		26.79		44.39		57.37		69.03		88.58	r	94.45	t	85.39		81.28	a	63.33	a	43.83	a	28.77		53.26	b
1934	33.73	a	34.50		44.10		60.30		85.26		86.90		91.71		86.42		71.13		66.84		44.93		23.61		60.79
1935	18.93	a	36.61		44.00	a	50.31	a	61.48		73.13		90.94		85.03		72.10		57.60	a	32.83		24.97	b	53.99
1936	3.94		2.28		40.55		52.70		77.52		82.00		97.74		88.10		79.23		60.29		39.53		31.00	a	54.57
1937	12.10	a	22.82		35.77		51.33		72.03		77.93		89.74		90.97		76.27		58.48		41.73		26.26		54.62
1938	20.81		26.14		48.93	a	60.47		65.87		82.20		87.03		91.84		78.00		69.94		40.87		33.19		58.77
1939	28.45		18.11		43.84		58.63		79.52		81.13		87.94		85.71		80.10		60.77		53.30		41.55		59.92
1940	16.47	a	27.97		32.42		53.87		71.42		80.90		90.45		79.55		80.03		68.16		34.30		33.45		55.75
1941	25.65		25.71		38.97		58.97		76.16		78.67		88.23		85.13		75.17		61.16		45.30		35.97		57.92
1942	32.74		30.18		45.48		66.17		65.13		75.70		83.42		82.81		67.67		61.74		45.97		24.39		56.78
1943	14.03		30.89		35.68		62.27		67.90		78.90		88.42		84.48		71.70		65.00		39.45	a	37.00		56.31
1944	39.32		30.86		33.94		52.80		73.03		81.00		84.48		83.10		73.73		66.52		41.40		31.35		57.63
1945	24.06		30.00		52.48		55.67		66.58		72.77		83.55		82.77		72.23		63.81		39.13		20.45		55.29
1946	26.83	a	29.14		50.55		65.60		67.74		80.67		84.87		82.06		72.93		59.13		41.60		29.39		57.54
1947	34.13		24.54		37.68		51.57		66.23		75.40		86.61		90.16		76.20		69.23		33.93		26.35		56.00
1948	21.48		24.22	b	34.45		61.43		70.65		77.57		86.52		84.71		78.77		63.74		42.48	a	29.97		56.33
1949	19.68		24.61		41.20	a	63.07		76.32		81.87		87.03	a	88.61		71.77		61.74		50.14	a	28.74		57.90
1950	11.03		28.64		34.97		44.57		65.42		84.40		82.55		80.39		76.07		66.37	a	39.53		24.13		53.17
1951	19.45		29.93		27.42		50.67		73.23		73.80		82.97		78.65		67.57		57.74		35.90	a	22.23		51.63
1952	22.61		30.66		30.35		60.00		71.13	a	82.33		86.00		84.26		79.83		60.77		45.63		30.87		57.04
1953	26.26		29.61		40.00		51.33		68.97		79.87		83.39		84.35		76.73		70.58		50.04	b	31.61		57.73
1954	17.45		42.14		36.23		58.13		65.63	a	77.80		86.42		83.19		70.53		56.77		50.77		33.94		56.58
1955	26.81		22.14		38.35		69.57		79.74		78.43		89.06		87.81		76.50		66.06		33.83		19.13		57.29
1956	19.63	a	24.10		35.65		51.00		70.13		84.93		80.68		82.39		73.90		71.35		42.07		35.48		55.94
1957	18.55		31.07		42.23		58.20		67.13		77.63		88.32		80.73	a	70.80		58.10	a	42.73		36.90		56.03
1958	32.23	a	26.86		37.35		57.90		74.43	j	74.10		81.04	c	87.65		77.67		66.63	d	44.14	b	25.48	b	55.55	a
1959	17.90		24.68		45.40	a	-----	z	-----	z	-----	z	-----	z	89.20	a	76.71	b	52.68		34.24	a	37.73	a	47.32	d
1960	23.33	a	24.00	a	27.45		54.00	e	70.06		75.07		84.84		83.39		75.70		62.45		46.16	e	27.94		54.53
1961	26.13		33.86		45.54	c	52.31	a	66.90		83.67		83.45		88.55		73.27	d	67.36	c	42.30		22.80	a	57.18
1962	21.45		21.93		32.35		56.43		69.32		76.07		79.03		84.87		72.53		64.97		47.97		32.52		54.95
1963	18.80	a	30.57		47.47	a	60.23		69.58		82.23		83.90		82.55		74.83		70.77		48.23		21.35		57.54
1964	32.23		35.38		35.03		59.50		75.65		81.87		88.68		81.45		72.23		63.97		42.76	a	19.86	b	57.38
1965	17.77		25.22	a	27.30	a	52.93		70.35		78.93		83.59	b	81.97		59.07		64.97		43.87		35.39		53.45
1966	11.87		23.71		45.45		50.30		68.84		80.27		90.10		79.16		73.00		62.94		37.93		27.97		54.29
1967	26.48		23.46		43.61		56.63		66.61		76.10		84.26		81.45		76.17		60.87		42.23		30.58		55.71
1968	24.87		24.31		54.13		59.60		66.48		80.93		84.13		84.10		73.80		61.00		41.37		21.65		56.36
1969	12.26		24.46		30.57	a	57.23		72.03		73.67		83.83	a	88.26		77.60		53.29		43.70		29.10		53.83
1970	14.20	a	29.46		34.68		54.87		73.52		82.43		87.97	a	86.03		76.10		59.87		36.30		26.55		55.16
1971	15.97		27.07		41.23		62.37		71.03		82.48	a	82.16		86.48		75.50		62.10		40.10		26.87		56.11
1972	19.65		21.62		37.32		52.73		70.13		80.40		82.81		83.48		74.63		57.81		37.60		20.16		53.20
1973	26.77		-----	z	46.68		57.17		71.03		83.33		86.42		87.61		71.53		67.80	a	41.17		23.97		60.32	a
1974	23.44	d	28.67	a	38.68		59.77		67.67	a	81.60		91.10		82.40	a	75.00		65.16		42.77		33.32		57.46
1975	27.52		23.32		34.58		43.87		73.00		80.53		91.74		84.84		72.83		65.65		44.57		29.03		55.96
1976	22.23		36.17		38.81		62.43		70.16		84.83		90.00		88.84		75.77		55.39		38.13		27.30	a	57.50
1977	12.32		31.93		42.00		62.53		78.45		80.37		86.29		76.52		70.77		59.06		37.50		20.00		54.81
1978	10.60	a	16.71		42.77	i	50.80		69.65		78.33		82.52		83.13		78.83		61.23		40.30		23.73	a	54.17	a
1979	7.84		13.25		32.29		47.07	a	63.19		76.63		82.87		78.13		77.40		58.87		40.00		36.53	a	51.17
1980	24.30	a	24.03		32.84		62.07		75.97	a	79.00		86.00	a	81.35		73.10		57.26		47.93		29.19		56.09
1981	30.90		33.61		50.06		63.72	a	69.00		78.15	d	83.74		82.26		74.66	a	56.90		48.20		20.81		57.67
1982	7.57	c	20.42	b	36.10		55.24	a	-----	z	-----	z	86.55		83.18	c	71.39	b	58.08	g	36.79	a	-----	z	49.66	d
1983	-----	z	33.29		36.90		51.33		67.06		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	47.15	h
1984	23.72	b	-----	z	30.33	a	53.76	a	67.84		76.67		84.68		85.58		70.79	a	58.86	b	44.36	e	24.56	d	56.47	a
1985	22.33	a	23.04		43.94		-----	z	-----	z	-----	z	-----	z	75.61		65.24	a	59.06		-----	z	18.93	a	44.02	e
1986	-----	z	20.43		42.06		55.27		69.03		80.47		83.65		77.71		67.93		59.61		37.40		37.06		57.33	a
1987	31.16		42.61		41.87		66.10		74.33	a	85.27		86.55		81.13		75.00		58.00		47.40		31.29		60.06
1988	22.39		24.25	a	42.68		60.57		78.35		89.57		89.40	a	85.23		73.40		57.87		39.50		30.84		57.84
1989	30.73	a	17.25		31.39		55.30		70.81		78.33		88.07	a	81.45		72.33		64.69	b	38.65	d	17.65		53.89
1990	36.45		32.68		43.03		59.10		66.58		-----	z	80.73	a	79.52	d	78.24	a	59.66	b	47.87		28.04	c	55.63	a
1991	-----	z	-----	z	42.90		59.94	n	70.63	d	82.27		83.68		83.20	a	-----	z	-----	z	-----	z	35.00		66.28	f
1992	32.72	b	35.14		44.61		50.60		73.45		75.63		73.97		78.07	a	72.10		61.32		32.63		25.87		54.68
1993	20.42		20.93	a	37.50	c	52.23		67.17	b	72.17	a	76.39		80.10		65.62	a	57.58		35.73		25.87	a	50.98
1994	9.61		18.54		41.81		56.27		73.06		79.10		80.10		77.84		74.50		60.94		45.89	b	32.19		54.15
1995	23.86	c	28.07		38.55		47.38	a	64.58		80.69	a	83.74		81.52		71.62	a	55.40	a	34.79	a	25.43	a	52.97
1996	15.85	d	24.96	b	30.65		51.47		62.37	a	80.33		-----	z	81.93	a	71.23		-----	z	23.92	f	-----	z	52.35	d
1997	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1998	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1999	24.14	i	36.71		-----	z	56.03		70.13		77.73		86.63	a	82.00		71.73		59.61		54.33		37.63	a	63.26	b
2000	24.84		34.97		51.87	a	55.23		71.13		77.27		82.61		83.87		74.33		63.03		35.37		12.90	b	55.62
2001	27.58		17.73	b	33.00	a	53.13		69.90		79.03		85.84		86.61		72.17	a	59.90		55.20		31.10		55.93
2002	29.06		38.52	a	28.29		52.90		64.71		82.57		86.68		80.42		76.83		50.42		41.90		34.19		55.54
2003	23.73	a	23.85	a	41.32		59.17		66.39		77.10		86.35		86.58		73.97		64.77		37.57	b	31.10		55.99
2004	19.33	a	27.28		45.84		62.17		64.71		74.63		81.55		76.94		76.20		59.13		47.27		31.74		55.56
2005	19.71		34.71		43.16		62.79	a	66.29		80.37		86.35		82.58		78.93		61.90		46.80	e	27.09	h	60.33	a
2006	35.90	b	29.52	e	39.43	c	64.07	a	69.10	b	80.34	a	90.84		85.23		70.59	a	58.19		47.07	c	37.96	c	59.02
2007	28.00	r	18.64	c	44.52	b	50.55	a	75.07	a	79.97		84.68		78.60	a	76.76	a	62.29		50.00	f	-----	z	63.45	c
2008	-----	z	24.10	h	35.24	b	51.23		65.32		75.00		82.94		80.45		72.60		57.74		40.87		20.37	a	58.18	b
2009	16.68		27.26	a	34.70	a	51.34	a	70.19		74.33		76.61		77.33	a	-----	z	-----	z	-----	z	-----	z	53.56	d
Period of Record Statistics
MEAN	22.34		26.45		39.34		56.41		69.57		78.63		84.84		82.97		73.84		61.13		42.01		28.11		55.48
S.D.	7.44		6.58		6.42		5.11		4.50		3.78		3.82		3.47		3.84		4.90		5.75		6.08		2.11
SKEW	-0.13		-0.17		0.08		-0.06		0.45		0.25		0.10		0.20		-0.41		-0.27		-0.11		-0.19		-0.09
MAX	39.32		42.61		56.68		69.57		85.26		89.57		97.74		91.84		83.59		71.35		55.20		41.55		60.79
MIN	3.94		2.28		23.39		43.87		56.71		71.00		73.97		75.61		59.07		46.48		24.97		12.17		50.36
YRS	105		111		112		110		108		107		109		113		110		106		106		106		84