NORTHWOOD, IA

Average of Minimum Temperature (Degrees Fahrenheit)

(136103)

File last updated on April 18, 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
1896	-----	z	-----	z	-----	z	38.57		49.65		52.77		55.19		51.45	b	42.87		32.58		13.63		16.47	a	39.24	c
1897	1.40	a	11.96		16.43	a	34.57		40.71		52.47		60.84		52.71		52.50		40.16		17.93		5.87		32.30
1898	10.52		10.61		24.00		32.52	c	46.16		57.10		56.68		56.23		47.90		34.87		17.97		5.00	d	33.30
1899	3.48	b	-0.68		10.32		34.27		43.58		56.27		57.84		59.87		46.07		40.43	a	32.13		11.90		32.96
1900	11.71		-0.14		17.00	a	38.52	a	50.55		57.00		59.94		64.87		50.90	a	46.03	a	21.24	a	15.29	c	36.07
1901	6.59	b	4.73	b	21.90		36.07		47.68		57.37		67.16		58.77		49.83	a	41.19		21.83		7.28	b	35.03
1902	9.67	a	7.14		26.81		32.27		50.35		53.83		60.81		57.84		47.23		39.68		29.73		9.03	a	35.37
1903	9.39		7.79		27.73	a	36.17		49.60	a	53.37		59.77		57.42		48.43		38.77		21.90		3.90		34.52
1904	-1.69	b	0.34		24.00		31.72	a	44.27	a	54.30		57.74		54.32		50.36	b	37.07	p	28.38	a	8.29	c	32.00	a
1905	-1.48	b	-----	z	27.63	a	33.83		44.52		56.17		58.48		60.42		52.67		36.35		24.83	a	14.94		37.12	a
1906	10.45	b	8.04		16.97	a	38.33		46.90		54.57		56.77		63.52	d	54.08	f	37.35		26.43		15.20	a	34.05	a
1907	3.81		9.93	a	25.60	a	28.30		37.71		53.79	b	61.04	c	58.93	a	50.81	d	35.84		26.36	b	16.93	a	34.09
1908	-----	z	13.32	a	24.17	b	35.33		47.65		55.25	b	60.81	e	56.70	a	53.50		38.16		26.96	d	9.62	j	41.19	b
1909	8.40	a	11.04		20.64	c	29.60		45.36	f	56.70		61.41	i	62.56	f	49.47		36.32		28.10		5.94		27.36	c
1910	2.22	d	0.50		32.23		37.82	b	41.28	b	57.48	e	60.36	f	58.06		48.87		39.84		20.63		9.71		31.69	a
1911	0.56	d	14.37	i	23.32	f	-----	z	51.68		-----	z	-----	z	57.10		50.26	c	36.11	c	16.03		16.47	a	32.60	e
1912	-11.74		4.04	c	11.90		36.20		46.94		50.60		60.94		57.23		48.23		36.46	e	26.27		14.45		31.79
1913	4.35		3.79		15.97		35.57		44.57	a	56.67		58.14	b	60.77		49.57		35.39		30.00	a	20.26		34.59
1914	12.97	a	0.37	a	21.03		33.70		46.13		57.96	c	63.16		58.55	b	50.67		43.90		26.17		3.40	a	34.83
1915	4.68		18.14		20.55		43.03		43.61		52.17		57.81		53.42		50.40		40.23		26.77		13.03		35.32
1916	3.84		3.59		19.65		34.86	a	45.42		52.27		65.52		59.68		48.41	a	35.10	j	21.36	e	2.63	a	32.47	a
1917	-0.32		-3.61		19.06		33.00	a	41.20	f	-----	z	61.91	h	54.18	c	48.50		28.84	f	29.38	i	-1.30	h	25.14	f
1918	-4.26		7.18		26.00		29.72	a	50.16		-----	z	-----	z	-----	z	43.66	a	39.67	a	27.07		16.42	l	27.40	d
1919	12.55		9.64		19.93	a	34.57		-----	z	57.81	c	58.68	f	50.73	i	50.00		-----	z	-----	z	3.45	b	26.85	e
1920	-1.14	j	11.44	b	21.97		29.17		44.19		56.10		59.42	e	55.06		53.23		43.10		27.11	c	16.42		37.93	a
1921	16.10		15.50		26.33	a	37.63		49.13	a	60.72	e	64.20	a	58.12	e	53.21	b	40.35	e	19.88	d	13.52	d	37.89
1922	3.94		6.15	a	25.90		34.41	c	49.70	a	57.43		57.53	a	59.81		52.10		41.75	c	31.56	c	9.03		35.78
1923	11.07	a	0.81	a	13.16		32.87		45.86	b	57.85	c	63.03	a	55.33	d	50.30		35.08	f	26.54	b	21.13	a	34.36	a
1924	-2.76	b	11.91	f	20.26	h	34.17	g	36.93	a	51.30	c	56.32		56.41	d	46.82	h	41.10	b	23.09	g	2.59	b	34.56	e
1925	5.57	a	6.08	p	23.04	f	38.69	n	42.21	g	55.17	f	58.58	e	56.79	g	54.40		29.63	a	23.43		7.14	i	34.32	g
1926	3.26	l	17.50	f	18.28	f	30.67		47.72	f	50.93	c	59.90	a	59.76	b	50.40		36.31	b	19.77		7.13		39.36	d
1927	6.26		16.52	a	27.26		28.14	w	-----	z	51.91	g	57.52	b	52.72	b	54.00	c	38.92	g	-----	z	-----	z	35.71	f
1928	-----	z	-----	z	23.67	a	29.40		48.19		51.27		60.42		58.68		47.70		39.97		28.27		17.13		40.47	b
1929	-5.93	a	1.04		25.10		37.10		43.87		54.36	p	60.77	a	57.42		48.83		37.23	a	19.90	a	11.68		30.64	a
1930	-5.96	c	19.30	a	20.91	i	36.60		47.32		56.00		62.00		59.42		48.87		36.93	c	26.03		13.77	a	36.39	a
1931	14.97		22.96	a	23.16		36.27		43.06		61.70		62.35		58.97		56.77		44.29		30.21	b	23.97	a	39.89
1932	7.70	a	10.21		13.87	a	35.03		48.65		59.57		62.32		60.13		46.43		36.10		20.32	b	8.35		34.06
1933	16.19		4.54		21.87		34.20		47.94		61.50		63.03		55.74		55.07		34.94		22.27		11.13	a	35.70
1934	12.97		10.39		17.57	a	34.17		53.06		60.47		63.58		56.65		46.67		40.97	a	30.77		7.06		36.19
1935	3.35		18.43		26.19		34.38	a	43.61		53.23		65.53	a	59.33	a	50.80		36.55		21.93		10.32		35.31
1936	-4.00		-10.07		23.48		29.93		51.77		53.83		65.10		61.68		53.97		35.58		21.60		14.74		33.13
1937	-6.45		3.57		19.41	b	35.87		47.71		54.93		61.52		63.32		49.97	a	36.32		20.57		8.35		32.92
1938	6.32		15.29		27.60	a	36.57		46.81		55.37		62.53	a	60.32		52.83	a	42.87		22.31	a	13.43	a	36.85
1939	13.87		1.68		21.19		31.87		49.45		57.37		61.35		57.55		52.07		37.71		25.97		20.23		35.86
1940	-0.35		13.72		19.35		33.83		44.26		57.47		62.42		59.10		52.23		42.87		22.03		16.35		35.27
1941	11.84		7.71		22.27	a	41.13		52.03		58.63		61.74		60.16		52.80		42.68		28.10		20.58		38.31
1942	9.94		12.46		28.00		39.03		46.26		57.07		60.35		58.48		48.47		38.19		24.57		7.10		35.83
1943	-0.03		8.14		14.03		33.17		44.39		59.70		62.23		60.52		46.23		37.87		21.97		13.81		33.50
1944	17.81		12.69		20.84		34.03		52.77		60.00		59.26		60.00		51.73		39.16		32.07		9.58		37.50
1945	6.48		11.00		29.42		34.50		42.23		51.90		58.19		59.48		49.60		36.74		23.87		6.84		34.19
1946	7.55		11.54		33.32		38.57		42.81		56.87		60.81		55.74		48.93		41.13		24.53		14.03		36.32
1947	12.35		4.64		20.77		32.53		41.52		53.28	a	54.39		65.45		53.57		48.00		21.00		11.06		34.88
1948	2.23		7.50	a	18.97		37.68	b	45.97		55.67		61.71		60.87		53.33		37.26		28.67	f	11.17	a	35.67	a
1949	6.05	j	5.43		22.83	a	33.43		49.32		59.70		62.71		58.61		44.77		41.71		28.21	a	12.77		38.14	a
1950	1.42		6.96		17.74		28.97		43.97	a	54.27		55.97		53.77		47.60		38.88	n	18.60		3.80	a	30.28	a
1951	0.81		10.07		12.55		32.72	a	50.19	e	53.18	m	-----	z	-----	z	46.10		39.83	b	17.70		9.20	a	24.35	c
1952	4.65		19.31		20.16		34.77		45.57	a	58.93		59.13		53.19		43.57	b	28.87	a	20.90	i	14.43	c	34.78	a
1953	7.62	e	7.50	j	22.15	d	31.15	d	42.86	i	60.15	d	61.00	f	58.74		46.33	l	41.77	i	27.48	g	15.00	g	35.96	g
1954	1.12	f	23.96	a	-----	z	36.59	a	41.17	a	58.85	c	63.19	o	58.87		52.07	a	38.87		26.79	k	-----	z	44.34	e
1955	6.80	a	5.65	e	17.18	c	40.48	a	48.23		53.52	a	66.56	d	63.19		50.45	a	39.07	a	18.48	a	4.69	e	34.52
1956	3.62	b	-----	z	17.62	b	30.24	a	47.54	e	60.38	d	58.15	e	59.87	a	45.67		42.26		24.97	a	15.23		36.87	a
1957	0.10		17.48	c	22.15	e	36.03		46.81		57.17		66.10		60.39		48.23		37.81		25.33		18.42		36.33
1958	15.00		5.07		23.29		35.73		47.13		52.40		58.58		59.68		50.70		41.03		25.50		6.48		35.05
1959	0.77		3.04	a	21.42		35.80		50.61	c	58.23		59.65		64.48		50.67		35.90		15.33		23.23		34.93
1960	10.87		10.93		9.55		36.27		46.94		54.80		59.71		61.13		52.83		38.13		27.10		9.39		34.80
1961	5.55		14.86		25.19		31.27		43.94		57.27		60.00		60.62	j	49.83		40.23		26.07		9.61		33.07	a
1962	1.90		9.11		17.13		32.77		53.71		57.37		60.16		58.77		47.93		42.68		29.27		12.77		35.30
1963	-2.19		5.67	a	25.81		37.87		47.29		59.83		62.29		57.71		52.13		47.97		29.73		2.97		35.59
1964	13.74		14.21		17.55		36.50		51.87		57.27		63.87		56.58		49.97		36.45		27.00		9.42		36.20
1965	1.65		3.07		10.68		35.37		50.23		57.27		60.45		57.77		46.77		40.45		25.03		22.68		34.28
1966	-3.52		7.39		27.10		33.27		41.68		57.20		63.77		56.13		47.83		36.97		23.47		12.35		33.64
1967	8.26		2.36		24.84		36.63		42.26		57.80		58.13		54.32		46.60		36.55		23.23		14.45		33.79
1968	6.97		7.59		26.42		35.83		42.13		57.53		59.81		58.97		49.50		40.42		25.87		9.97		35.08
1969	0.87		10.82		13.06		36.50		47.58		50.67		62.10		58.87		49.73		35.94		24.33		10.68		33.43
1970	-3.65		4.71		18.55		35.20		49.06		58.53		60.81		59.55		50.63		39.68		25.77		9.06		33.99
1971	-1.77		9.68		20.23		34.40		43.26		62.20		58.16		57.03		52.67	i	44.87	a	27.80		13.84		33.61	a
1972	-0.23		4.79		21.71		33.47		50.39		55.57		60.94		61.23		50.87		36.68		27.00		5.48		33.99
1973	10.23		-----	z	33.19		35.33		45.32		60.33		63.52		62.45		52.30		45.48		28.77		10.10		40.64	a
1974	5.65		11.11		24.52		37.93		46.00		54.80		64.68		57.06		45.60		39.90		27.03		16.74		35.92
1975	7.00		9.96		15.37	a	32.57		51.42		58.57		62.65		61.97		47.57		40.61		28.70		15.90		36.02
1976	5.61		20.34		25.00		39.33		46.10		57.77		62.26		58.19		46.93		33.87		17.50		1.68		34.55
1977	-7.55		14.00		31.06		42.43		55.84		58.93		64.42		57.55		53.13		38.10		24.77		9.45		36.84
1978	-3.87		1.75		20.42		37.27		48.74		58.43		61.90		59.61		54.37		38.68		23.20		6.48		33.92
1979	-6.58		-0.54		19.65		33.50		44.90		56.57		61.03		59.68		50.10		38.19		24.50		16.97		33.16
1980	7.90		6.76		17.52		35.67		48.52		57.30		62.84		61.32		51.83		36.42		27.60		13.74		35.62
1981	9.71		16.04		27.39		40.30		46.48		57.37		63.23		59.42		48.53		36.13		28.40		8.50	a	36.79
1982	-7.20	a	6.48	c	21.80	a	30.21	a	51.26		52.17	a	62.19		58.74		51.20		39.42		23.50		18.26		34.00
1983	12.48		19.25		25.97		32.23		42.84		58.50		63.87		62.32		50.03		41.81		30.10		-2.58		36.40
1984	7.03		20.31		18.03		36.60		46.71		59.40		60.10		61.90		47.57		43.23		26.63		12.65		36.68
1985	2.45		9.25		29.77		41.40		52.42		54.90		60.26		56.58		51.97		40.00		18.07		-1.06		34.67
1986	10.42		10.75		27.33	a	39.00	a	49.97		60.40		64.61		56.16		53.69	a	41.16		19.17		17.63	a	37.52
1987	14.97		22.89		30.35		40.17		52.74		60.55	a	65.00		56.23		47.57		30.87		31.18	b	19.10	a	39.30
1988	-0.52	b	5.39	a	25.10		34.43		50.68		60.27		62.55		62.77		51.27		32.74		26.00		10.61		35.11
1989	13.74		-0.71		18.77		33.37		44.74		54.83		61.68		58.10		46.47		35.61		17.50		0.58		32.06
1990	14.74		10.29		26.58		33.57		44.06		57.90		60.03		59.81		52.27		34.61		26.37		5.39		35.47
1991	-0.74		13.50		24.03		37.13		52.45		62.10		60.74		58.68		47.63		34.42		17.03		14.16		35.10
1992	12.68		20.48		23.55		32.13		45.77		53.30		55.50	a	53.39		45.93		34.71		24.83		12.29		34.55
1993	1.68		6.32		16.90	b	32.30		46.48	h	54.70		60.63	a	59.81		44.50		34.13		22.13		13.68		31.52	a
1994	-4.93	a	0.25		22.87	a	33.90	a	46.17	a	55.86	p	57.14	j	55.35		52.10		40.61	c	27.66	a	15.43	a	28.94	b
1995	7.19		9.00		22.80	a	31.00	a	44.90	a	58.90	a	61.48		63.87	a	45.14	a	36.94		17.97		11.48		34.22
1996	0.58		8.38		13.48		29.77		44.61		57.90	a	58.77		56.74		48.00		36.00		16.47		-----	z	33.70	a
1997	0.48	b	10.16	i	21.62	b	29.42	d	38.32	c	56.10	a	60.30	a	55.85	d	48.07	b	34.93	b	20.77	d	18.45	b	34.94	a
1998	10.82	c	22.73	b	21.87	a	37.59	a	51.25	g	55.56	e	59.96	e	60.79	c	50.81	c	38.60	a	27.50	b	14.45		36.43	a
1999	1.69	e	19.67	a	22.43	c	36.93	c	49.56	d	56.89	b	63.74	d	57.87		45.80		33.97		28.39	b	13.55		35.87
2000	3.87	a	17.46	a	29.42		33.24	a	47.41	b	55.40		61.54	g	59.96	c	47.82	b	39.17	b	18.88	e	-2.74		31.81	a
2001	7.24	b	-0.85	a	15.10		38.73		48.00	a	56.40		60.20	a	59.45	b	46.21	a	34.76	b	33.69	a	19.57	a	34.87
2002	14.87	a	16.85	a	17.21	b	34.03	a	41.60	a	58.67		63.90		57.73	a	50.53		33.10		22.52	a	14.58		35.47
2003	4.29		4.78	a	19.97		34.21	a	45.45		55.03		60.14	b	59.80	a	46.83	a	35.58		23.00		17.13		33.85
2004	3.90		10.83		27.94		32.83	a	45.17	a	54.55	a	59.00		52.83	b	52.14	a	40.31	b	28.47		13.16		35.09
2005	6.23		22.69	l	19.90		39.79	a	44.84		60.66	a	61.93	a	56.65		53.33		39.79	c	27.82	b	8.71		38.15	a
2006	21.10	b	10.00		24.83	b	40.21	a	48.90		56.34	a	62.42		59.97	b	46.68	b	33.61	c	25.04	b	19.08	e	37.35
2007	9.37	a	3.46		26.38	b	33.46	b	50.22	d	57.63		60.04	c	59.93	b	49.63		44.23		24.84	e	6.75	c	35.50
2008	2.00	f	1.69	m	20.42	e	32.83	a	43.10		56.40		59.75	c	55.23		48.77		35.77		26.53		0.84		37.96	b
2009	-4.29		11.14		21.28	b	33.33		41.95	k	56.96	e	56.03	a	54.94		49.73		34.93	a	29.93		8.48		32.04	a
2010	1.53	a	1.11	a	26.03	a	39.04	b	45.58		56.57	p	63.73	a	63.06		49.60		37.97		24.90		8.77		32.85	a
2011	0.52	d	9.21		20.65		34.68	b	46.13	a	58.30	c	66.00		59.19		47.25	b	43.14	j	28.78	u	17.06		35.90	b
2012	13.94		19.31		37.16		37.33		51.52	b	56.64	b	64.72	b	56.54	g	45.17		34.32		27.48	c	14.81		36.58	a
2013	7.23		11.74	e	15.23		31.52	i	45.19		57.60		61.57	q	-----	z	-----	z	41.22	m	16.25	n	7.14	i	27.40	g
2014	-3.83	b	-0.21	i	13.00	i	31.97		48.00	k	57.38	i	56.04	d	59.48		47.90	a	37.04	e	15.79	b	18.29		32.83	d
2015	7.45	b	0.65	e	20.39		34.93		47.07	c	56.56	l	58.58	s	55.75	s	54.12	v	37.39		30.21	b	23.26		25.17	d
2016	5.00	c	14.21		18.57	x	40.27	o	41.12	o	-----	z	62.78	m	58.00	h	54.20	e	36.72	m	31.31	d	4.44	m	26.18	h
2017	10.90	b	15.92	b	21.32		38.53	m	44.67	a	55.63		60.17	a	55.00		51.77		39.39		22.00		9.97	a	35.16	a
2018	2.00		0.39		19.55		22.17		51.87	a	60.57		59.90		59.10	b	52.50		33.65		16.50		15.77	i	34.38	a
2019	3.35		-2.21		16.35		32.77		42.47	a	56.20		62.06		56.00		54.53		33.90		19.83		14.07	a	32.44
2020	9.03		5.41		27.55		29.90		44.52		58.60		61.06		56.77		47.60		31.06		25.27		13.65		34.20
2021	11.42		-0.46		27.16		33.93		45.35		58.19	c	60.48		57.90		48.63		43.17	g	24.83		15.97		34.86	a
2022	-4.74		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-4.74	k
2023	-----	z	-----	z	20.69	e	32.87		46.43	c	56.56	e	57.12	f	59.58		53.20		39.29		24.53		22.13		39.48	c
2024	9.63	d	19.66		23.28	b	36.00	o	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	17.52	i
Period of Record Statistics
MEAN	5.02		9.02		21.97		34.73		46.74		56.73		60.98		58.48		49.71		38.21		24.44		11.79		35.11
S.D.	6.48		6.79		5.15		3.30		3.55		2.67		2.62		2.77		2.81		3.58		4.31		5.75		1.55
SKEW	-0.08		0.12		0.02		-0.20		-0.08		-0.29		-0.09		-0.06		-0.06		0.19		-0.33		-0.23		0.48
MAX	21.10		23.96		37.16		43.03		55.84		62.20		67.16		65.45		56.77		48.00		33.69		23.97		39.89
MIN	-11.74		-10.07		9.55		22.17		36.93		50.60		54.39		51.45		42.87		28.87		13.63		-2.74		31.79
YRS	120		113		119		120		115		115		112		117		121		115		117		116		75