ABERDEEN REGIONAL AP, SD

Average of Maximum Temperature (Degrees Fahrenheit)

(390020)

File last updated on April 23, 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	19.19	d	18.44	a	31.07	a	49.41	a	67.52		85.97		86.74		84.84		69.90	a	62.67	a	41.61	b	29.59	b	53.91
1894	-----	z	-----	z	45.16		56.21	a	-----	z	-----	z	91.61		87.32		69.63		61.29		41.64	b	41.24	b	61.76	d
1895	9.57	c	18.59	a	41.55		68.63		72.03		76.63		82.68		86.26		80.77		61.40	a	36.14	b	32.42		55.56
1896	24.93	d	32.71	a	29.13		51.37		69.00		78.00		90.32		87.58		72.30		59.57	a	17.83		27.65		53.37
1897	16.74		21.25		25.13	a	54.50		73.41	b	79.10	a	84.23		76.84		85.10		62.42		39.10	a	20.34	b	53.18
1898	31.45		32.70	a	39.84		60.70		67.97		81.20		88.19		86.71		76.13		50.65		36.57	b	27.10	b	56.60
1899	24.07	a	16.15	b	22.97	b	58.63		67.00		82.03		90.26		85.00	a	73.47		53.90		46.53		27.13	a	53.93
1900	29.96	d	20.36	c	38.54	c	63.07		79.52		84.20		88.90	a	87.32		74.60		55.55		33.10	a	29.47	a	57.05
1901	23.40	a	24.88	b	38.48	b	58.23		77.13		78.28	a	92.73	a	87.26		69.40		62.00		35.69	a	20.62	b	55.68
1902	27.50	a	22.70	a	40.90	b	58.21	a	73.26		74.00		87.42		82.55		72.27		62.52	b	45.06	m	18.77		56.37	a
1903	21.30	d	20.04	a	39.48		57.43	b	76.35		83.93		84.71		81.77		72.24	a	66.83	a	41.93	b	25.07	a	55.92
1904	16.96	d	11.42	c	33.48	b	50.43		71.45		76.50		82.52		80.90		72.20		63.74		53.87		27.24	b	53.39
1905	18.73	a	25.56	c	50.27	a	58.23		64.55		73.43		80.71		83.10		77.67		54.45		49.13		27.07	a	55.24
1906	25.24	b	27.50	b	32.87	a	62.30		66.43	a	76.07		84.03		79.71		77.60		57.33	a	41.53	k	24.29		55.76	a
1907	10.61		25.04		42.37	a	49.37		58.70	a	75.57		82.26		83.90		70.97		61.48		46.70		36.27	a	53.60
1908	34.42		26.86	a	40.26		62.13		67.61		74.97		83.84		79.97		81.10		56.13		45.93		25.83	b	56.59
1909	17.81		22.30	a	37.60	a	44.40	y	65.70	a	77.07		79.67	a	86.26		73.27		58.61		42.63		15.48		52.40	a
1910	18.55		16.79		57.03		64.83		66.68		80.73		88.13		81.29		70.93		70.61		-----	z	27.55		58.47	a
1911	15.76	b	25.61		49.19		57.03		72.77		86.00		82.85	d	73.62	g	72.00		53.23		30.10		24.94		51.77	a
1912	5.93	a	24.31		34.31	b	63.00		72.26		72.31	n	83.03		81.06		67.23		65.90		51.30		33.39		52.88	a
1913	22.17	a	28.04	a	35.80	a	65.31	a	66.35		83.67		81.29		88.71		76.67		53.97	b	50.93	a	38.63	a	57.63
1914	28.87	a	17.11		42.29		58.47		70.29		77.80		87.19		79.77		75.77		65.84		48.80		21.42		56.13
1915	20.00		29.59	a	33.77		66.80		63.32		71.43		74.74		75.06		70.43		63.42		47.73		32.10	a	54.03
1916	12.82	c	22.69		38.38	b	55.57		67.90		71.33		87.48		77.16		69.43	b	57.00	c	44.30		18.63	a	51.89
1917	16.31	b	14.79		33.58		50.37		68.43	a	73.80		86.19		80.10		68.47		50.39		49.57		15.93	b	50.66
1918	12.68	c	24.71		48.00		54.10		69.97		77.60		80.71		82.45		70.30		64.14	b	41.59	a	30.87		54.76
1919	34.67	a	22.30	a	36.06		56.87		69.29		77.03	a	84.80	a	83.19		76.76	a	50.42		30.93		22.03		53.70
1920	20.00		29.72		39.35		48.90	a	67.45		75.10		81.19		83.77		76.60		66.41	b	39.69	a	30.26		54.87
1921	33.77	a	37.75		45.61		63.00		71.03		87.30		88.39		86.32		73.33		61.39		31.03		30.03		59.08
1922	20.52		15.74	a	40.00		59.87		73.81		83.33		85.68		90.77		79.90		68.20	a	41.45	a	22.84		56.84
1923	25.80	a	21.15	a	35.81		56.53		71.47	a	79.73		86.55		80.68		76.43		59.48		52.30		39.87	a	57.15
1924	20.76	b	35.75	a	38.97		57.87		64.68		73.79	a	83.39		81.19		69.70		66.71		44.40		19.16		54.70
1925	22.74		31.93		48.73	a	65.63		72.45		76.03	a	83.52		89.03		76.03		45.81		44.53		28.32		57.06
1926	31.35		36.86		43.00	a	63.93		78.71		80.30		86.43	a	81.55		69.93		61.47	a	34.79	a	26.13	a	57.87
1927	23.74		31.25		44.84		57.24	a	62.42		76.80		86.22	d	82.23		76.77		63.10		32.72	e	9.32		53.89
1928	26.75	c	30.86	a	45.77	a	54.20		78.13		77.03		86.68		84.10		71.53		58.10		43.30		34.48		57.58
1929	10.77	a	17.96	b	43.16		58.00		68.03		81.63		89.81		89.16		67.47		59.81		36.13		27.16		54.09
1930	14.40	a	40.48	a	42.73	a	63.73		67.90		81.97		95.25	c	88.19		75.43		57.06		44.57		35.81		58.96
1931	38.48		43.69	b	44.26		64.47		71.87		86.90		92.35		84.87		83.13		65.35		46.48	a	30.03		62.66
1932	22.67	a	27.00		34.35		61.27		75.06		84.27		90.97		87.80	a	76.80		55.77		41.23		26.77	a	57.00
1933	30.13		28.69	b	44.77		59.00	b	69.40	a	96.21	a	92.81		87.23	a	81.23		59.60	a	44.00	a	24.50	c	59.80
1934	29.68		36.46	b	43.16		59.80		85.90		85.97		91.55		87.84		69.60		65.10		45.83		24.21	b	60.42
1935	18.55		39.61		44.84		53.57		64.39		77.27		92.06		86.39		79.83	a	60.52		32.10		24.32		56.12
1936	5.55		1.59		41.81		53.67		78.26		85.77		102.74		90.10		81.63		60.94		37.36	b	27.72	b	55.59
1937	5.16		20.25		36.32		52.63		73.26		79.23		91.32		93.00		76.50		59.74		39.10		24.77		54.27
1938	21.03		22.54		48.46	c	60.77		67.10		81.10		89.23		93.74		78.97		69.42		40.07		31.61		58.67
1939	27.29		14.39		43.42		59.33		79.52		78.67		89.03		88.77		77.73		58.94		50.70		38.35		58.85
1940	14.94		25.18	a	32.61		51.90		71.32		80.43		89.68		81.97		80.07		67.45		34.23		35.46	e	55.44
1941	22.00		23.36		36.52		57.53		74.68		77.31	a	89.06		87.94		72.00		58.77		42.63		34.58		56.37
1942	33.65		29.50		42.71		61.72	a	62.32		74.63		82.39		81.39		67.17		62.00		42.80		24.61		55.41
1943	13.06		31.11		36.19		64.97		67.81		76.23		87.71		85.29		72.50		67.35		38.67		37.39		56.52
1944	38.16		27.31		32.39		53.97		75.23		77.77		84.52		83.63	a	72.60		65.77		39.30		30.81		56.79
1945	25.61		29.29		50.45		55.97		65.71		70.67		84.84		84.81		72.10		63.58		40.00		20.90		55.33
1946	27.16		28.89		52.32		66.43		66.90		80.57		85.97		81.58		72.30		55.29		40.80		28.84		57.25
1947	34.71		25.86		37.13		51.90		66.84		75.17		85.61		91.77		75.90		70.48		33.77		24.42		56.13
1948	20.32		20.59		33.06		62.03		71.84		76.03		85.58		85.94		80.33		61.97		42.17		27.61		55.62
1949	15.94		19.46		37.52		63.77		72.97		82.17		88.35		89.71		72.07		59.29		51.00		25.03		56.44
1950	7.52		23.61		33.26		45.27		64.10		81.17		80.58		79.32		72.30		62.81		35.77		23.42		50.76
1951	16.03		29.50		25.77		52.30		70.77		71.10		81.52		78.81		68.13		55.13		37.63		16.97		50.31
1952	15.48		26.66		27.37	a	60.00		69.84		82.00		85.48		83.84		80.30		59.16		44.13		29.84		55.34
1953	23.90		27.64		39.29		49.13		65.00		77.03		82.13		83.61		75.40		68.65		46.37		28.90		55.59
1954	14.74		44.14		36.48		55.63		64.06		75.87		88.03		82.87		69.67		56.10		48.90		30.19		55.56
1955	24.94		18.79		37.16		66.77		75.84		75.70		88.65		85.94		75.13		64.13		31.33		17.06		55.12
1956	19.19		19.93		34.71		49.40		67.87		84.97		81.45		81.87		72.60		67.03		40.23		31.39		54.22
1957	16.10		27.75		39.32		55.53		65.03		74.67		88.06		81.61		70.50		56.03		40.50		35.81		54.24
1958	29.55		25.32		37.74		56.40		73.52		71.73		80.00		87.61		76.43		63.45		44.20		24.29		55.85
1959	16.77		20.86		44.65		57.70		66.90		83.70		87.45		89.03		71.87		52.52		31.53		34.48		54.79
1960	19.58		20.55		24.68		53.93		70.03		73.97		88.19		82.19		71.23		62.39		42.73		25.06		52.88
1961	22.65		25.11		44.39		51.33		65.45		83.53		84.84		90.90		69.27		62.74		42.73		21.90		55.40
1962	20.16		19.61		28.90		58.37		68.77		75.23		78.65		85.10		72.07		65.10		46.60		31.06		54.13
1963	14.10		29.32		50.97		57.17		68.06		80.67		85.26		84.29		75.53		71.65		47.00		19.71		56.98
1964	28.35		36.38		35.58		58.17		72.39		80.63		89.26		79.19		71.37		64.00		40.70		17.81		56.15
1965	14.16		24.25		29.68		54.37		68.87		76.87		84.52		84.39		60.30		65.90		43.07		34.84		53.43
1966	10.39		21.43		44.65		50.87		69.45		79.83		89.23		78.90		72.67		62.00		36.33		30.74		53.87
1967	27.77		24.29		44.32		55.00		65.94		75.03		84.42		84.16		75.87		59.39		41.27		27.68		55.43
1968	20.61		25.14		50.13		56.90		62.87		75.97		82.29		82.65		72.37		59.48		40.87		21.32		54.22
1969	14.77		25.68		26.87		58.47		70.74		72.17		80.90		88.03		78.37		53.35		44.10		27.87		53.44
1970	12.45		27.21		33.42		51.97		70.03		81.83		87.65		87.32		77.43		60.77		38.10		25.26		54.45
1971	15.29		26.29		42.35		62.70		69.58		82.13		82.16		89.55		73.17		58.97		41.67		22.61		55.54
1972	17.35		20.14		37.58		54.80		70.90		79.60		81.71		85.13		74.90		57.03		37.40		20.16		53.06
1973	26.74		33.82		48.26		58.07		72.35		82.60		87.71		90.42		70.03		62.71		34.57		19.68		57.25
1974	16.94		28.57		39.87		58.37		64.29		79.87		91.58		81.90		72.87		65.48		43.43		34.68		56.49
1975	28.29		24.50		35.19		46.73		72.16		78.33		92.58		85.65		71.77		64.71		45.43		27.42		56.06
1976	21.94		37.00		41.84		62.77		72.26		84.30		90.65		90.42		78.20		56.10		39.00		25.55		58.33
1977	11.71		35.46		42.19		65.87		77.32		80.20		87.97		78.94		70.70		59.10		36.37		18.13		55.33
1978	7.26		14.54		33.90		51.27		69.48		77.73		80.74		83.87		79.00		61.48		36.13		20.58		51.33
1979	8.06		11.96		32.32		49.47		64.10		76.60		80.87		79.71		78.20		59.00		38.00		37.61		51.33
1980	22.65		23.66		35.65		64.67		74.52		78.30		87.48		81.13		73.13		56.74		47.47		29.13		56.21
1981	32.42		36.04		50.29		63.83		69.19		77.70		87.10		84.61		77.13		59.33	a	48.93		23.40	a	59.17
1982	8.76	b	23.96	c	35.00	a	55.97	a	68.10		74.07		88.31	b	85.29		72.10		56.45		36.43		34.19		53.22
1983	32.48		35.36		38.90		51.87		66.16		75.97		85.77		89.03		73.10		57.23		38.03		8.42		54.36
1984	24.84		36.66		34.26		55.83		64.74		74.83		82.16		85.61		67.63		57.65		42.50		22.71		54.12
1985	19.84		26.82		44.68		64.70		73.71		72.13		85.65		79.19		65.77		57.97		25.50		17.74		52.81
1986	27.00		19.93		45.45		53.83		68.39		78.87		85.71		79.71		65.50		59.52		35.90		35.81		54.63
1987	34.48		40.68		41.58		67.07		74.84		84.40		89.81		81.13		74.97		57.16		45.10		32.48		60.31
1988	21.16		26.62		45.35		62.93		76.81		89.43		91.23		86.77		71.93		57.61		37.97		28.74		58.05
1989	27.55		15.25		31.35		55.97		70.39		78.07		89.06		85.10		74.03		62.06		39.00		19.16		53.92
1990	35.06		32.96		46.52		58.63		67.52		77.90		82.58		84.32		78.30		60.65		47.33		23.94		57.98
1991	22.13		38.46		45.03		61.10		70.94		80.93		84.06		85.77		73.00		59.19		34.83		34.06		57.46
1992	32.29		36.69		47.03		56.97		75.39		75.43		74.45		76.65		73.23		60.06		34.33		23.26		55.48
1993	21.03		21.14		40.65		56.27		70.71		73.57		77.97		81.61		68.50		59.06		36.97		27.42		52.91
1994	9.84		18.00		42.13		58.80		76.26		82.10		80.84		77.61		74.43		60.10		43.27		25.48		54.07
1995	20.61		26.82		35.35		47.53		63.61		78.87		82.29		83.13		70.93		54.68		35.63		25.19		52.05
1996	14.26		27.55		30.16		52.73		63.35		78.73		79.90		84.03		70.23		57.55		26.33		14.16		49.92
1997	13.81		25.43		33.19		49.53		65.71		79.77		81.45		81.26		75.87		61.48		33.60		34.29		52.95
1998	22.16		34.82		32.29		60.57		71.26		73.23		84.61		82.87		79.03		58.61		40.47		33.68		56.13
1999	19.42		37.79		46.58		56.53		69.03		76.47		83.58		81.74		67.00		58.81		52.63		37.32		57.24
2000	25.06		37.76		50.32		55.90		70.90		77.37		81.94		81.61		75.43		60.87		31.00		13.19		55.11
2001	25.16		15.46		31.65		54.90		70.06		77.37		85.52		84.35		72.73		59.06		52.50		27.55		54.69
2002	28.32		39.21		31.58		54.90		65.16		83.90		86.87		79.77		75.07		46.84		42.47		33.84		55.66
2003	24.77		24.07		41.35		59.43		66.74		75.63		83.52		84.84		73.00		64.45		34.53		32.13		55.37
2004	18.81		28.07		47.16		61.43		66.23		74.13		79.65		76.00		74.93		59.13		47.17		32.45		55.43
2005	21.55		34.71		43.90		63.00		67.16		79.43		85.06		81.55		78.43		60.94		44.57		24.77		57.09
2006	33.35		30.04		42.00		63.33		70.77		80.93		91.13		83.61		68.00		55.52		44.43		38.00		58.43
2007	23.52		17.43		45.00		53.53		72.00		79.90		86.13		80.10		74.13		61.45		43.70		21.68		54.88
2008	20.23		24.03		39.32		55.73		67.71		77.57		85.61		82.94		73.63		57.29		41.57		20.26		53.82
2009	18.45		24.93		36.90		53.50		70.90		74.50		79.55		78.48		74.30		47.55		50.53		18.65		52.35
2010	17.39		20.07		43.39		63.70		66.42		77.73		84.03		85.74		69.50		62.42		41.93		20.81		54.43
2011	15.81		21.14		29.45		52.07		65.19		77.20		87.00		82.94		73.47		63.97		44.33		36.26		54.07
2012	33.13		35.52		57.94		61.17		72.10		84.03		88.90		82.55		77.80		57.06		42.03		25.10		59.78
2013	24.03		25.86		30.55		45.40		68.84		77.07		82.06		82.71		77.40		52.90		40.87		16.71		52.03
2014	22.55		18.71		36.45		54.57		68.16		75.97		79.61		78.00		72.40		62.58		32.57		29.71		52.61
2015	28.65		23.54		50.03		64.43		67.16		81.60		85.77		81.16		78.90		64.61		48.70		30.81		58.78
2016	26.39		37.07		53.32		58.47		74.03		84.70		84.94		83.55		75.03		62.55		51.87		23.39		59.61
2017	20.97		36.54		41.52		59.40		71.65		82.70		88.26		78.52		74.97		61.65		43.00		28.65		57.32
2018	27.42		21.43		36.26		48.57		80.10		84.67		85.23		83.19		72.87		53.74		33.63		33.10		55.02
2019	20.10		10.39		30.61		54.53		64.39		80.93		84.19		78.65		74.20		50.39		39.73		26.23		51.20
2020	23.90		29.17		43.77		56.03		67.13		84.90		87.68		86.26		74.00		52.61		51.27		38.77		57.96
2021	33.10		22.11		53.55		58.70		71.65		90.03		88.32		87.00		79.23		63.61		47.67		29.55		60.38
2022	24.87		30.00		42.26		49.53		69.61		83.70		86.19		83.84		79.93		64.19		38.60		20.39		56.09
2023	22.52		26.82		28.55		48.07		78.23		87.27		84.68		84.23		78.30		59.42		48.80		40.87		57.31
2024	22.39		42.66		45.35		60.86	h	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	36.80	i
Period of Record Statistics
MEAN	21.69		26.36		39.65		57.27		69.86		79.11		85.70		83.86		73.92		60.10		41.15		27.04		55.47
S.D.	7.41		7.65		7.03		5.24		4.44		4.41		4.13		3.75		4.05		4.86		6.31		6.68		2.33
SKEW	-0.01		0.04		0.05		-0.07		0.57		0.64		0.33		0.17		-0.04		-0.32		-0.43		-0.14		0.17
MAX	38.48		44.14		57.94		68.63		85.90		96.21		102.74		93.74		85.10		71.65		53.87		41.24		62.66
MIN	5.16		1.59		22.97		45.27		58.70		70.67		74.45		75.06		60.30		45.81		17.83		8.42		49.92
YRS	131		131		132		130		130		129		131		130		131		131		128		131		124