IPSWICH, SD

Average of Average Temperature (Degrees Fahrenheit)

(394206)

File last updated on April 16, 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
1894	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1895	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1896	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1897	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	64.75	q	67.70		48.35		25.57		15.03	b	39.16	h
1898	20.22	f	19.38		26.90		44.98		53.98		65.82		71.11		68.37		57.79	b	38.67	e	25.50	g	-----	z	49.67	c
1899	-3.42	y	4.65	b	9.88	e	42.32		53.05	b	65.17		71.76		67.41	t	56.50	b	44.52	a	37.78		15.66		40.13	b
1900	20.02	b	7.84		24.56		49.25		61.63		67.75		72.55		75.40		57.83		49.98		25.72		23.30	d	44.65
1901	16.05	a	12.57		29.94		47.43		60.37		66.58		77.77		72.60		58.14	b	49.00		28.96	b	16.50		44.66
1902	16.22	b	14.65	b	29.95		44.32		60.47		61.89	c	71.11		67.31		54.12		46.22	b	31.20		10.77	a	42.35
1903	13.28	a	6.30		26.14	b	44.00		55.90	a	65.56	n	68.92		66.63	a	54.48		48.27		27.17		14.33	a	38.68	a
1904	6.81	b	-0.27	e	25.50		40.35		55.39		60.27	o	66.26		66.10		56.95		49.10		36.19	a	16.82	a	38.11	a
1905	5.48		10.23		36.73		42.05		50.68		62.37		66.75	a	70.32		61.17		40.27		34.43		15.92		41.37
1906	14.40	b	13.02		19.90		48.23		54.98		64.02	d	68.32		67.92		63.08		45.66		28.53	a	12.62	j	44.37	a
1907	-1.56		14.77		29.52		36.10		46.58		65.05		69.37		69.50	b	49.08	q	46.44		31.74	a	23.07	a	39.14	a
1908	22.72	f	18.90	n	28.57	a	46.69	a	53.10	b	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	42.79	i
1909	-1.29	q	12.76	a	28.31		38.10		54.27	a	65.40		68.60		72.17	a	60.78		44.90		29.78		7.39		43.86	a
1910	10.69	b	5.27		43.45		48.03	a	51.03		66.30		72.63	a	67.05	u	57.34	h	52.50	b	-----	z	16.87		40.75	c
1911	6.78	b	12.96	c	34.65	e	43.95		58.87		68.94	n	69.27		65.97	a	58.17		43.48		20.52	h	16.50	b	41.06	b
1912	-0.16	b	13.76	j	17.52	b	48.68		55.29		63.83		70.18	a	68.47		53.77		47.68		35.77		22.60	b	43.97	a
1913	10.40	b	15.09	a	23.98	b	47.93		54.09	b	69.32		68.22	a	73.33	b	61.15		-----	z	36.61	c	25.65		44.16	a
1914	17.64	c	5.86		30.10		46.03	a	56.42		65.30		74.29		67.22	b	62.09	a	51.66		37.78	c	10.03	a	43.70
1915	9.13		19.32		20.78	a	51.97	a	51.32		58.83	a	64.55		64.92	a	56.67	c	49.12	b	34.25		21.32		41.85
1916	-0.13		12.43	a	29.56		43.10		54.17	a	60.17		75.92		68.23		-----	z	44.03	a	31.98		7.60		38.82	a
1917	7.40	a	4.59	a	24.39		39.15		51.53		61.47		72.13		66.92		58.43		38.63		39.18		6.75	a	39.21
1918	3.61		15.29		36.48		42.33		56.58		65.89	c	69.37		69.48		53.67		48.82	a	31.05	a	21.21	e	42.82
1919	24.08	a	12.16		22.85		43.88		55.11		67.50	b	72.02	b	69.12	a	60.88	b	34.59	c	21.55		12.98		41.39
1920	11.18	a	19.38		27.87		35.55	a	55.22	a	63.52		69.66		-----	z	-----	z	49.38	f	30.03		20.65		37.01	c
1921	21.44		25.50		32.56		46.68		55.56		71.90		72.25	c	69.82		59.35		49.39		24.38	a	21.00		45.82
1922	10.61		4.36		30.32		44.82		57.95	b	66.13		68.73	a	73.47		62.95		49.24		33.77		13.75	a	43.01
1923	16.31		10.38		26.00	a	42.65		56.90	a	66.00		72.71		66.55	a	62.38		46.56		39.32		27.12	a	44.41
1924	9.84	c	23.81		27.05		43.83	a	50.00	a	60.98		67.52		67.31		57.62		52.88	a	32.97	a	7.85		41.80
1925	10.52		21.52	b	35.29		51.17		54.74		63.52		70.03		72.20	c	64.07		35.65		32.52		19.57	b	44.23
1926	18.90		26.50		29.56		46.00		62.69		65.16	a	73.18		68.74		56.66	a	48.10		26.18		14.75	a	44.70
1927	16.08		19.77		34.87		44.12		50.89		63.18		67.61		66.42		59.97		49.90		24.40		1.48	f	45.20	a
1928	-----	z	24.10	x	35.30	a	38.80		60.76	b	61.23		71.18	a	68.55		56.88		47.02		35.15		26.02	a	50.09	b
1929	1.93	c	7.58	b	34.10	a	44.58		52.63	a	64.85		75.32	a	72.44		55.50		48.27		25.39	b	16.45	c	41.59
1930	2.42	a	27.43	a	29.38	a	45.30	y	-----	z	-----	z	-----	z	-----	z	57.82	h	45.88	b	36.53		-----	z	28.33	g
1931	26.97		32.73		30.98		47.68		55.55		73.05	a	76.06		72.60	b	67.95		52.27		33.18		22.63	a	49.31
1932	13.00	e	16.33	c	23.16	c	48.53		59.45		68.86	a	73.42		70.25	q	60.39	b	44.60	a	31.28		14.48	b	41.23	a
1933	19.98	c	16.19	a	32.93	b	45.23	b	-----	z	83.94	u	76.78	a	71.45		66.12		46.79		33.69	a	17.50	a	42.67	b
1934	23.98	d	26.44	d	30.58		47.60		69.06		70.90		75.87	a	72.47	a	56.58		52.33	a	37.07		17.92		48.40
1935	11.87		29.39		32.90		40.23		51.23		64.59	a	77.97		70.98		61.28		44.24		24.60		16.68		43.83
1936	-3.17	a	-8.47		31.95		39.72		62.43	c	69.60	d	83.50	f	75.26		63.68		45.03		27.18		19.17	b	38.40	a
1937	-6.14	c	9.91		28.18		41.12		58.55	b	66.83	c	75.76		77.26		62.47		47.40		30.17		16.72	a	42.35
1938	12.98	b	12.87	a	37.81	b	46.88	b	54.94		68.28	a	74.92		75.82		64.32		54.55		29.33	a	26.96	c	46.64
1939	20.18		7.17	a	31.77		44.78	a	64.40		65.55	a	76.23	a	72.48		65.10	a	47.24		37.70		30.24		46.90
1940	4.85		18.35	b	26.66		42.09	a	56.66		68.02		76.37		70.26	b	65.60		55.45		27.85		22.10		44.52
1941	12.83	a	16.21		27.94		48.18	b	62.90	a	67.53		75.36	m	73.55	a	62.45		48.18		34.43	c	24.87	a	43.55	a
1942	23.08	a	17.36		35.43	c	52.52		54.08		65.63		71.85		72.74		58.35		49.71		34.60		15.48		45.90
1943	3.60		20.11		24.61		51.20		55.89		66.98		75.53	a	73.35		60.78		51.10		29.12	a	23.97		44.69
1944	25.26		17.02	b	-----	z	42.62		63.21		67.48	a	71.61		70.02		61.77	d	-----	z	-----	z	19.77	e	48.75	c
1945	18.50		18.23		39.69		43.31	a	52.69	e	63.62	j	-----	z	71.82	f	-----	z	-----	z	29.25	x	12.57	b	30.83	f
1946	16.47	b	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	16.47	k
1947	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1948	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1949	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1950	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1951	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1952	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1953	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1954	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1955	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1956	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1957	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1958	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1959	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1960	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1961	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1962	-----	z	-----	z	-----	z	-----	z	-----	z	64.93		68.40		70.90		57.72		51.18		36.97		21.85		53.14	e
1963	5.82		20.25	b	37.95		45.95		55.37		69.60	a	72.34		70.53		62.52		57.05		35.22		11.90		45.38
1964	19.65		25.28		23.61		46.78		58.87		66.42		73.52		67.16		57.81	a	47.40		28.72		8.47		43.64
1965	4.32		15.57		19.23		43.85		57.15		65.35		72.26		70.24		49.02		51.31		31.92		26.08		42.19
1966	2.81	b	11.55		34.77	a	38.77		54.82		66.82		76.03		67.00	a	58.77		47.81		26.15		19.23		42.04
1967	16.65		12.89		33.10		43.22		52.73		63.87		69.02		69.58		61.35		46.45	a	32.48		17.02		43.20
1968	11.56		16.83		36.98		44.95		52.10		65.93		70.06		69.11		60.00		48.08		32.12		12.42		43.35
1969	2.94		18.15	a	18.48		47.58		59.42		60.63		70.66		74.08		63.05		43.23		33.52		19.58	a	42.61
1970	3.71		18.80		23.27		42.48	a	58.15		70.12		74.29		73.90		63.18		47.68		29.92	d	9.21	q	45.96	a
1971	5.90		15.70		29.43	c	47.41	a	54.03		69.37		68.00		72.39		60.15		48.20	a	30.82		11.55		42.75
1972	5.65		9.03		27.45		43.05		59.44		65.98		69.35		72.47		60.80		45.52		29.68		10.48	a	41.58
1973	17.73		23.39	a	38.25	a	44.95		57.23		67.72		73.34		76.05		58.63		51.90		29.10		14.61		46.07
1974	10.63		21.66		32.19		46.42		55.15		66.13		77.21		67.93	a	58.03		50.15		32.48	a	23.65		45.14
1975	17.79		13.20		25.38	b	38.36	a	58.35		66.75		76.08		70.44		57.93		49.30	a	32.82		18.80	a	43.77
1976	11.55	a	26.53		28.11		47.55	h	55.61		68.33	a	73.17	a	74.03	b	60.87		41.81		24.85		13.88	a	43.52	a
1977	1.90	a	24.93		33.89	c	51.27		63.21		67.75	b	72.75	c	65.29		60.00	a	45.86	b	25.48	a	9.75	a	43.51
1978	-2.81		5.25		24.98		43.33	a	57.31		65.77		70.33	a	69.45		64.45		47.08	a	24.03	a	11.30	c	40.04
1979	-2.03	a	0.98		25.39		40.27		51.98	a	64.57	b	69.65		66.77		63.81	a	46.55		28.20		25.47	b	40.13
1980	12.26	b	13.05	a	25.19		49.97		59.65		68.08		72.71		69.03		60.67		45.98		36.36	a	18.83	e	44.32
1981	20.29	b	23.69	a	35.82		50.68	b	56.15		65.60		73.73		71.65		61.90		46.14	b	35.83		11.15	a	46.05
1982	-3.86	c	10.88	c	26.81	e	41.85	f	56.31	g	60.39	b	72.54	g	70.45	j	57.05	i	43.15	h	24.46	g	23.32	i	23.56	h
1983	21.24	d	22.75	f	28.98	b	40.94	e	52.62	f	64.06	f	73.96	g	75.06	g	57.55	j	44.58	f	25.70	g	-2.04	c	22.28	h
1984	14.21	b	-----	z	-----	z	43.72	e	53.21	e	65.28	e	72.52	d	73.50	f	52.32	e	47.46	d	29.67	f	10.85	h	49.82	e
1985	9.83	g	14.12	b	31.40	e	48.46	e	59.02	g	58.62	i	73.50	k	66.85	g	54.73	d	45.48	g	15.07	c	7.77	i	32.76	g
1986	18.60	f	12.80	f	39.13	h	43.40	f	58.02	g	65.81	i	70.85	e	66.63	h	55.60	e	50.02	j	26.98	j	27.08	g	63.22	j
1987	23.02	e	31.29	i	30.50	h	53.52	h	64.15	h	71.30	h	74.88	b	67.40	a	59.76	c	44.22	a	35.23	b	24.37	a	46.98	e
1988	9.66	c	14.63	c	33.00	d	45.73		62.80	a	75.23		76.11		73.58	k	58.57	a	45.36	b	29.40	a	22.29	c	42.98	a
1989	18.45	c	7.92	d	24.31		45.59	a	56.82		64.30		74.84		70.23		59.02	h	47.62	a	30.05	a	7.39	c	40.68	a
1990	26.60	b	22.48	a	35.60	a	44.34	a	54.87		66.80		69.02		70.29		64.28	j	45.60	f	34.22		13.21	c	43.74	b
1991	11.73		27.93		33.61		46.74	a	59.19		69.22		70.34		71.03		60.03		45.00		25.46	e	26.25	c	45.54
1992	23.98	d	29.48	g	35.57	a	42.98		58.10	e	62.88		63.18	a	64.28	f	58.29	a	46.78	a	27.14	b	15.88	c	43.48	b
1993	10.67	a	11.10	b	29.93	a	42.65		55.83	a	62.21	a	65.90	e	67.67	d	54.34	h	45.05	j	27.09	h	20.36	j	43.24	d
1994	2.26	h	9.98	e	33.52	e	44.85	g	60.08	e	67.65	g	68.06	e	65.21	g	60.94	f	48.88	f	33.18	e	17.88	f	40.96	g
1995	12.78	d	17.85	b	26.78	d	38.59	c	53.77	g	67.43	c	71.38	f	72.41	i	57.60	i	45.96	f	26.95	k	17.07	i	32.68	g
1996	3.41	i	19.73	a	20.47	a	39.90		51.98		65.48		67.37	a	69.19		57.58		44.15		16.86	b	6.83	d	41.78	a
1997	4.87		14.86		23.79		38.43		53.37		66.47		70.40		68.48		61.72		47.91	b	25.28	a	27.33	a	41.91
1998	13.98	a	29.14		24.82	a	47.70		59.39		61.98		71.68		70.95	a	63.47		46.92		32.55		22.60		45.43
1999	10.16		28.07	a	34.68		44.58		56.66		64.70		71.61		69.40		55.27		45.56		39.62		25.56		45.49
2000	15.23		25.84	a	36.65		43.63		57.71		64.29	a	70.61		68.93	a	60.52	d	49.03		22.91	b	3.55		43.24
2001	16.05		5.43		24.79		45.07		58.12	a	65.68	b	72.79		71.06		60.67	a	44.52	j	40.08		19.62	a	43.58	a
2002	20.94		26.94	a	20.44		41.84	b	51.34		69.80		74.82		68.27	a	61.02		36.85		31.76	a	24.00		44.00
2003	15.19	b	12.70		27.37		46.37		54.84		64.23		71.23		71.68		58.57	a	49.62	a	24.24	a	23.65		43.31
2004	9.34		19.00		35.08	a	45.80		53.69		61.95	a	67.97		63.27		61.33		46.74		34.76	a	22.42	a	43.45
2005	12.18		23.57		32.57	a	47.95		54.08		67.98		72.13	a	68.27		63.90		48.06		34.33		18.82		45.32
2006	27.71		20.54		30.10		49.87		57.81		68.07		76.60		71.68		56.38		42.26		31.98		25.29	b	46.52
2007	13.24		7.93		35.26		41.23		60.21		67.85		73.81		67.72	a	60.93		49.08	a	31.90		12.85	a	43.50
2008	9.29		13.74		28.23		41.18		53.16		63.92		71.73		69.55		59.17		46.00		31.45		10.27		41.47
2009	8.73		15.68		24.84		42.43		55.40		63.03		66.56		65.69		62.05		39.06		38.33		10.26		41.01
2010	8.45		9.73		34.63		49.85		55.35		66.72		71.97		73.52		57.53		49.80	a	30.60		12.93	a	43.42
2011	7.24		11.00		21.44		41.85		53.65		65.23		75.19		69.90		58.37		49.98		32.30		23.53		42.47
2012	22.26		22.28		44.29		48.42		57.71		68.62		75.45		67.81		59.60	a	43.55		29.05		15.81		46.24
2013	12.84		16.45		19.21		34.42		55.60		64.73		69.92		69.73	a	63.64	a	43.87	d	29.75	b	6.50	e	40.55
2014	10.15		8.41		25.39		41.17		54.98		63.82		67.24		67.31		58.98		47.71		21.18		19.06		40.45
2015	16.55		10.20		35.24		45.92		53.97		67.62		71.29		68.23		63.53		49.15		35.98		21.34		44.92
2016	16.19		27.03		38.42		44.42		56.82		68.45		70.94		69.81		61.05	a	49.02		40.18		12.82		46.26
2017	12.40		26.24	a	30.84		44.04	b	55.74		66.53		74.02		66.44		60.53		47.26		30.65		18.61		44.44
2018	14.94		8.04		26.79		35.70		62.98	b	71.40		72.24		69.90		59.82		41.18		24.92		23.65	a	42.63
2019	10.85		0.93	a	21.73		42.48		51.66		67.80		72.71	b	67.03		61.73		39.63		29.43		17.63		40.30
2020	13.77		19.61	b	33.16		40.90	a	53.74		71.32		74.97		71.13	a	59.67		38.76		35.13		24.76		44.74
2021	24.26		9.59		37.40		43.50		55.50		73.73		75.13		72.10		63.72		49.82		35.25		19.10		46.59
2022	12.08		15.11		30.03		38.47		56.44		69.28		74.47		71.98		64.38		48.39		26.73		10.53	a	43.16
2023	14.31		17.25		17.18		37.32		62.52		72.63		70.92		71.21		64.98		47.90		35.37		30.58		45.18
2024	14.93	a	31.64		31.06		47.50	o	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	25.88	i
Period of Record Statistics
MEAN	12.22		15.74		29.39		44.20		56.29		66.22		71.84		69.98		60.06		46.87		31.06		17.47		43.73
S.D.	7.51		7.78		5.99		3.87		3.69		3.06		3.13		2.75		3.35		4.01		4.98		6.39		2.05
SKEW	-0.18		-0.12		-0.24		-0.18		0.55		0.27		-0.22		0.25		-0.32		-0.66		-0.53		-0.31		0.13
MAX	27.71		32.73		44.29		52.52		69.06		75.23		77.97		77.26		67.95		57.05		40.18		30.58		49.31
MIN	-6.14		-8.47		9.88		34.42		46.58		58.83		63.18		63.27		49.02		34.59		15.07		-2.04		39.21
YRS	102		102		106		103		101		98		101		94		97		97		99		98		69