WINONA, MN

Average of Average Temperature (Degrees Fahrenheit)

(219067)

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
1885	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1886	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1887	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1888	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1889	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1890	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1891	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1892	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1893	7.88	a	15.82	c	27.19	b	41.95		55.63	a	72.60		75.69		71.09	b	63.57		52.07	b	33.02	g	15.82	n	48.35	b
1894	12.34	i	19.26	c	36.55	b	50.18		60.62	b	73.93	a	79.06		74.60		65.15		50.48	d	29.73	d	31.76	l	53.96	b
1895	9.29	g	11.19	a	31.67	e	52.37		59.33	d	70.17		70.93	c	71.48		66.52	b	42.83	g	34.67	f	22.80	f	54.21	d
1896	18.10	f	22.65	f	24.91	c	49.76	c	63.90		68.37		72.07	d	70.77		54.33	d	46.14	b	25.74	c	26.90	b	50.29	b
1897	13.78	h	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	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	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1901	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1902	19.42	a	16.36		37.62	a	46.86	a	61.94		64.92		71.95		66.48	a	58.57		50.66		40.67		18.41	c	46.15
1903	17.26		15.81	a	37.08		48.45		60.69		63.81	a	70.53		65.62	a	59.87		50.61		31.80	b	15.23	a	44.73
1904	8.77	a	8.48	a	30.55		43.00	a	59.10	a	65.60		68.48	a	66.92	a	61.63		50.69		39.07		19.64	c	43.49
1905	5.23		9.19	a	34.69		45.35		54.89		66.38		69.38	b	70.31	b	62.30		45.71	b	35.22		24.52	g	45.33	a
1906	19.92		16.60	b	23.10		48.25	b	56.35		65.91	c	70.54	c	71.69	b	64.85		47.65		33.66	a	22.12	e	45.05
1907	10.68		16.16		34.21		38.90		50.08		64.92		70.75	a	66.94		60.00		47.47		35.48	c	25.13	a	43.39
1908	21.81		23.34		35.11		49.43		59.61		67.45		73.07	a	-----	z	69.53		51.58	a	37.68		22.68	a	46.48	a
1909	17.97	a	21.23		29.89		41.32		58.53		68.82		73.65		75.65	a	61.38		47.38	a	39.90	a	14.77		45.87
1910	15.24		15.32		46.53		53.48		56.15		71.73		76.92		71.56		61.10	a	54.37		30.12		20.56		47.76
1911	15.03	a	26.83	a	38.35	a	46.85		66.37	a	74.83	a	74.50		69.18	a	62.60		48.03	b	27.23		28.04	c	48.15
1912	-1.08		15.52	a	25.66		50.93		61.40		66.22		73.45		69.08	a	63.55		51.73		38.45		27.50		45.20
1913	17.69		16.39		29.69		50.73		58.92		75.57		74.34		73.61		64.25		49.48		42.30		31.45		48.70
1914	25.29		13.98		33.97	b	48.40	a	61.98	a	68.93		76.34		71.66		63.30		57.18		38.20		14.94		47.85
1915	15.31		26.98		30.16		57.07		53.98		63.45		68.53	a	65.29		62.00		53.02		37.35		23.79		46.41
1916	16.98		15.79		31.30	a	46.42		58.53		63.53		79.39		72.82	a	60.30		49.56		34.13		13.89		45.22
1917	10.16		9.11	a	30.88	a	44.37		54.76		63.53	a	72.65		66.95		59.07	a	39.73		37.70		12.52		41.79
1918	5.10		19.34		38.33	a	44.22	a	62.94		67.72		71.02	a	72.05		55.17		51.98		40.26	a	30.35		46.54
1919	23.60		21.80		33.55		46.72	a	57.68		71.69	a	75.29		69.52		66.00	a	48.76		30.78		12.11		46.46
1920	10.12	a	18.67		34.78	a	41.82		58.95		70.50		70.58	a	68.15		65.16	a	56.05		32.59	c	25.93	a	46.11
1921	25.47		26.54		37.69		53.22	a	61.95	a	73.53		77.53		71.35	a	65.42		51.37		30.12		23.17	a	49.78
1922	14.56		17.59		34.68		46.72		65.18		70.35		69.56		72.61		65.40		54.08		42.13		20.69		47.80
1923	19.98		11.65	a	24.63		45.58		60.50		72.52		76.35		69.39		63.45	a	47.89		39.65		32.05		46.97
1924	7.02		21.52		30.61		46.97		51.78	b	64.71	a	69.44		68.66		58.07		57.13		36.77		12.98		43.80
1925	17.05		24.37	a	37.53		53.72	a	56.15		67.71	a	71.42		72.05		66.83		40.45		34.36	a	16.84		46.54
1926	18.18		26.08	b	27.02		44.50		63.02	a	64.67		73.35		71.24		61.23		48.27	a	30.78	a	16.73		45.42
1927	15.73	a	26.96		-----	z	47.25		-----	z	-----	z	-----	z	-----	z	66.38	f	54.45	a	36.03	a	11.95	b	32.06	f
1928	22.42		25.34		36.05		45.85	d	64.37	a	65.71	a	73.15	a	72.10		59.38		52.29		38.38		28.42	a	48.62
1929	6.66	c	12.20	a	36.98		49.87		56.78	a	66.36	b	73.78	d	70.18		61.98	i	50.84		29.67	g	20.47		44.41	b
1930	7.83	b	29.07	a	34.45		51.20		-----	z	68.68		-----	z	-----	z	-----	z	49.13		39.29	a	24.60	b	38.03	d
1931	25.16	c	33.22	a	33.47		51.00		58.30	a	76.12		78.92		73.88	a	70.63		56.86	b	44.36	a	33.60		52.96
1932	22.31		23.53		25.73	a	48.18		62.58	a	74.97		76.60	a	72.58	a	60.43		48.32		33.41	a	21.08		47.48
1933	28.92	a	18.93	a	33.31		47.70		61.21	c	81.32		78.81		72.08	a	68.76	a	48.94		35.02		22.40		49.78
1934	26.21	b	21.88		32.37		48.10		70.95	a	76.30		-----	z	71.68		62.40	a	56.32		41.17		18.66		47.82	a
1935	13.02	d	25.14		36.81		46.63		55.29		65.95	a	79.53		72.66		63.92		50.94		33.17		21.31		47.03
1936	9.56		4.55		34.60		42.90		66.87		68.14	a	81.02	a	77.47		67.28		48.87		34.60		26.89		46.90
1937	10.76		16.04		29.79		47.25		61.98	a	68.02		76.53		77.26		65.85		48.77		33.87		21.31		46.45
1938	18.18		27.73		42.50		49.83		59.84		69.10		73.23		73.65		63.80		58.06		35.95		23.95		49.65
1939	25.74		18.09		34.12	a	47.52	a	67.42		72.72		76.61		72.05		69.08		51.08		38.50	a	30.53		50.29
1940	9.97		23.95		27.79		46.65		59.15		71.02		77.11		70.42		66.15		55.73	a	32.47		24.90		47.11
1941	20.53		18.86		29.37		55.42		65.44		70.98		74.84		73.05		65.98		52.39		40.23		29.60		49.72
1942	20.98		21.38		37.85		55.35		57.73		68.76	a	72.08		71.85		59.00		50.92		36.88		18.80	a	47.63
1943	12.05		20.30		27.98		47.87		57.35	a	72.13		75.47	a	72.08		59.53		49.82		31.28		22.17	h	47.81	a
1944	28.52		23.14		27.65	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	41.21	d	20.55	b	28.21	g
1945	15.32		20.20		42.77		48.13		55.68		65.37		72.98		-----	z	64.33		49.80	a	33.47		14.89		43.90	a
1946	17.76		19.96	a	43.32		52.32		56.69		67.05		73.79		68.29		59.87		53.10		35.62		23.67	b	47.62
1947	21.17	a	15.82		28.52		42.28		53.82		66.25		73.23		78.79		65.03	a	60.87		31.09	a	21.50		46.53
1948	13.16		19.32	a	31.94		54.15		59.90		68.77		76.11		73.73		67.70		51.06		39.27		23.07	a	48.18
1949	18.21		18.20	a	31.71		50.17	a	63.68		74.63		78.79		76.53		60.10		55.52	a	39.07		23.85		49.21
1950	14.35		18.73		26.35		40.55		59.21		69.90		71.76		69.94	d	64.95		57.85		31.83		13.67	a	44.93
1951	13.00		20.07		25.13	a	43.05	a	65.31		67.72		73.62	b	70.61		59.48	a	51.94		27.72		21.95	j	47.06	a
1952	16.73		27.34	a	28.68		49.97		59.61		71.68		75.97		71.29		64.12		46.70	a	39.17		26.00		48.10
1953	22.05	a	21.82	c	33.65	a	42.68		59.97		72.75		74.74		75.35		64.33		59.21		42.08		26.10		49.56
1954	15.55		33.64		30.90		49.52		54.89		74.20		75.19		70.79		61.91	a	48.92		38.10		24.24		48.15
1955	17.11		16.59		27.10		53.07		62.50		66.22	a	78.55		76.13		63.02		50.68		28.58		14.50		46.17
1956	14.84		15.28		25.19		41.28		57.37		71.88		70.26		70.63		58.58		55.47		34.07		23.81		44.89
1957	10.40		21.98		31.11		46.19	a	55.92		67.18		75.02	a	69.03	a	59.58		47.48	g	34.77		26.69		45.26	a
1958	21.37	a	15.38		32.65		47.47		59.16		63.17		69.97		69.97		62.63		53.77	a	37.64	b	15.23		45.70
1959	9.48		12.48		28.94		46.48		62.50	a	69.60		71.19		73.98		63.18		45.37		26.72		30.16		45.01
1960	19.71		20.84		20.77		46.97		58.02		63.82		70.76		71.15		64.02		50.03		37.30		19.87		45.27
1961	15.65		25.00		32.63		40.17		55.58		68.10		71.53		71.21		61.27		51.90		34.28		18.00		45.44
1962	10.85		16.21		26.19		43.30		62.63		66.68		68.60		70.02		58.53		52.47		36.78		21.02		44.44
1963	6.11		13.89	a	33.16		48.47		55.63		68.83	d	73.81		69.23		62.97		60.48		41.50		12.44		45.54
1964	22.21		25.29	a	29.52		47.17		63.00		68.65		76.02		68.87		60.33		49.18		38.55		16.90		47.14
1965	12.15		12.75		22.60	a	42.32		60.97	b	66.67		70.28	b	68.82	a	57.03	a	51.10		36.47		29.60		44.23
1966	6.18		16.11		35.92		43.59	a	53.50		69.13		75.17	a	69.11		62.28		49.73		34.88		21.40		44.75
1967	17.75	a	12.56	a	32.76	b	47.32		53.45	a	69.58		71.52	a	68.16		60.97		48.82		32.88		25.38	b	45.10
1968	18.13		17.79		38.59	b	48.81	a	53.53	b	67.45		70.45	a	69.63		59.81	a	50.28	b	35.93	a	19.75	a	45.85
1969	11.45	c	19.64		25.94		49.10		59.62	a	60.97	a	71.61		72.23		61.29	b	45.60		35.77		21.05	b	44.52
1970	6.38	a	17.73		29.10	b	46.62	b	58.72	a	69.58		74.48	a	71.57	b	61.55	a	51.83	a	33.87		18.73	a	45.02
1971	4.48		16.30		27.61		48.48	a	54.06		72.00		69.29		68.15		62.32		55.18	a	35.55		22.15		44.63
1972	7.85		12.61	a	26.92		42.09	a	62.06		65.33		68.23		69.32	a	59.65		44.56		33.08		13.56		42.11
1973	16.02		22.11		39.94		43.18		53.08		68.57		72.71		70.26		60.55	a	55.55		34.57		17.39		46.16
1974	15.40		15.66		-----	z	45.73		53.90	a	63.55		74.10		66.52		55.53		47.90		35.23		23.23		45.16	a
1975	15.18		15.82		21.97		37.82		59.37		65.85		73.26		69.39		55.02		49.97		39.02		20.53		43.60
1976	10.24		25.12		30.70	a	48.02		56.07	b	-----	z	73.15		70.11		60.42		43.94		-----	z	11.58	a	42.93	b
1977	-0.11	d	23.54	b	38.35		54.38	a	68.60		67.67		76.15		66.70	a	61.43		48.11		32.72	a	15.57	b	46.09
1978	5.03		10.12		27.97		44.78		59.13		67.30		69.84		69.05		65.12		46.90		31.63		15.08		42.66
1979	0.89		7.80	a	26.82		40.92		54.27		66.43	a	73.10	a	69.00		63.43		48.15		34.38	a	25.94		42.59
1980	17.32		17.24		28.15		48.57		61.10		67.28		75.22	a	70.42		60.02		45.18		36.82		19.77		45.59
1981	19.34		23.74	a	37.18		49.70	b	56.92		67.80		-----	z	70.98		60.28	c	47.38	a	38.54	c	19.06		44.63	a
1982	7.10	f	17.35	d	31.17	b	42.38	a	61.19		62.83	a	73.40	a	69.79		59.84	a	49.84	b	34.17	d	26.34	c	48.03	a
1983	21.71	e	25.84	c	36.24	b	-----	z	55.14	b	68.90	e	78.72	f	-----	z	-----	z	-----	z	38.42	e	8.81	g	41.04	f
1984	18.02	e	31.86	k	29.15	e	-----	z	57.11	c	71.96	d	73.32	c	-----	z	62.62	e	53.02	f	-----	z	23.58	m	52.03	f
1985	15.05	k	16.37	i	39.46	e	52.66	e	-----	z	67.37	c	75.57	a	69.98		-----	z	-----	z	-----	z	3.78	d	51.47	f
1986	16.67	d	15.00	b	32.50	d	51.00		-----	z	68.65		72.92		65.81		60.00	b	48.87	a	27.71	a	23.22	b	43.85	a
1987	19.90		30.16		37.29		52.61	b	63.43	b	72.32		76.23		-----	z	62.42		47.22	a	41.62	b	30.45	c	48.51	a
1988	16.03	b	20.29	c	36.55	b	50.87		-----	z	75.85		78.47		75.90	b	-----	z	47.96	d	38.80	e	24.97	a	46.57	b
1989	26.23		16.56	c	32.59	b	47.97		60.63	a	69.05	b	76.85		72.98		63.72		53.68	c	33.26	g	13.22	f	52.03	b
1990	29.69	b	25.82		37.00	b	50.43		57.97		69.50	b	74.33	a	72.73		67.67	a	51.77	a	42.03	a	19.97	a	49.91
1991	15.20	a	26.68		36.83	a	53.18		64.43	a	-----	z	73.84		73.90		59.82	b	48.29		26.88	b	24.10		45.74	a
1992	23.74	b	30.55		35.72	b	44.98		62.76		68.07	h	67.92		66.84	c	61.62	d	50.63	a	33.11	k	23.05	i	49.42	c
1993	-----	z	21.10	h	33.95	j	46.73	j	61.13	h	68.13	g	73.26	f	73.44	e	57.26	i	50.71	j	33.39	h	25.88	j	73.44	k
1994	8.97	n	13.78	e	35.24	l	49.72	g	61.12	c	72.33	d	73.46	g	69.65	e	66.38	d	55.15	g	39.22	c	27.65	h	53.75	f
1995	19.77	g	23.88	g	38.52	h	45.29	f	59.69	d	74.15	d	74.89	d	77.94	f	63.02	g	51.92	k	30.57	i	20.32	i	69.58	i
1996	12.23	i	20.66	m	29.85	g	45.59	h	56.83	a	69.98	d	71.97	b	72.32	a	64.85	c	53.27		29.75	f	19.48	b	58.39	e
1997	15.06	d	24.98	a	34.14	m	47.60	d	55.97	b	71.58		72.95	a	69.82		64.76	e	53.04	d	34.10	d	29.70	a	49.05	a
1998	23.52	i	34.65	a	35.53	a	53.07	a	67.59	b	68.84	b	74.98	b	73.21	c	70.28	a	53.30	d	40.76	c	31.83	e	54.91	a
1999	16.29	g	32.12	h	35.72	d	52.16	a	62.55	b	69.52	a	77.85	d	71.76	d	65.13	g	51.40	b	44.70	c	26.82	a	54.72	c
2000	19.55		31.52	a	43.74		50.48	a	62.85	a	68.95		73.83	a	73.37		63.80		55.50		34.63		10.35		49.05
2001	23.16		17.50		31.21	b	53.54	c	62.52		70.03		76.32		75.16		62.27		50.87		49.78	a	32.12	c	50.37
2002	29.55		32.12		29.69		48.34	a	58.24		72.60		78.15		72.06		67.34	a	46.35	a	36.10	a	28.90		49.96
2003	18.58		19.96		33.16	b	50.27		59.56		69.13		74.34		75.86	b	64.30		52.56		36.28		27.92		48.49
2004	15.61		25.45	a	39.10		52.50		60.53		67.23		72.23		67.35		67.57	a	52.59	b	40.43		24.47		48.75
2005	18.02		29.14		33.42		53.45		57.65		74.03		76.31		71.87		67.83		54.45		38.67		20.63		49.62
2006	31.61		23.04		35.34		54.25		61.32		70.57		78.05		73.03		59.98		47.40	b	39.23		31.27		50.42
2007	23.15		14.93		38.57	a	48.18		65.34		71.93		74.55		72.50		66.17		56.89		36.17		19.68		49.00
2008	15.68		17.14		31.32		47.77		58.02		69.38		74.71		72.08		66.17		52.40		37.41	a	16.92		46.58
2009	10.47		25.54		37.06		50.40		61.35		69.45		69.63		70.85		66.86	b	-----	z	-----	z	-----	z	51.29	c
2010	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2011	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2012	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2013	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2014	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	15.99		19.94		32.55		47.90		59.52		69.09		73.83		71.14		62.76		50.94		36.04		21.79		46.71
S.D.	6.80		6.09		5.09		4.03		3.92		3.52		2.95		2.71		3.37		3.87		4.29		5.92		2.25
SKEW	-0.14		0.17		0.10		-0.17		0.25		0.43		0.08		0.24		-0.01		0.07		-0.05		-0.22		0.14
MAX	31.61		34.65		46.53		57.07		70.95		81.32		81.02		78.79		70.63		60.87		49.78		33.60		52.96
MIN	-1.08		4.55		20.77		37.82		50.08		60.97		67.92		65.29		54.33		39.73		25.74		3.78		41.79
YRS	101		105		105		105		105		106		104		103		102		102		100		98		76