MADELINE ISLAND, WI

Average of Maximum Temperature (Degrees Fahrenheit)

(474953)

File last updated on April 20, 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
1944	-----	z	-----	z	-----	z	-----	z	-----	z	73.95	j	75.26	d	74.84	f	66.47		57.84		45.07		28.19		54.56	g
1945	21.87		30.21		44.58		44.43		51.65		62.10		73.55		75.77		66.43		56.74		39.30		25.29		49.33
1946	25.16		24.86		44.90		52.80		57.71		67.70		76.68		74.03	a	66.83		57.26		40.97		27.16		51.34
1947	27.61		21.89		33.65		41.80		53.52		63.90		77.06		78.68		66.03		62.61		35.63		28.81		49.27
1948	21.30	a	24.57	a	34.90		50.40		60.19		70.14	a	76.13		76.48		73.73		58.52		41.93		30.90		51.60
1949	27.81		25.57		33.32		52.53		60.19		72.83		75.94		76.81		64.43		56.48		39.77		27.42		51.09
1950	19.23		24.79		31.23		38.87		55.39		69.50	f	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	33.90	g
1951	-----	z	-----	z	-----	z	50.33	r	62.94		64.30		75.26		70.61		63.00		53.00		34.57		25.39		56.13	d
1952	24.45		31.83		34.32		53.33		59.81	e	71.87		76.16		73.68		68.53		53.55		42.17		33.00		51.89
1953	27.29		26.54		36.55		43.77		58.23		67.87		74.23		76.26		66.67		61.68		45.63		31.35		51.34
1954	22.06		36.75		34.68		48.83		52.13		71.07		75.39		74.90		63.83		52.42		42.73		31.29		50.51
1955	23.74		25.79		31.45		53.47		62.13		71.43		80.90		79.35		67.20		56.35		36.38	a	24.52		51.06
1956	26.71		27.17		33.45		43.77		58.00		69.73		70.52		72.52		63.27		62.87		40.17		30.61		49.90
1957	17.29		26.18		34.19		48.57		58.32		67.73		77.13		76.48		65.63		56.19		38.77		31.16		49.80
1958	28.16		23.14		36.90		51.87		61.55		69.13		74.42		76.55		69.20		57.58		42.47		22.26		51.10
1959	17.77		24.18		37.97		50.10		63.58		73.27		80.00		77.42		68.07		51.16		32.93		35.23		50.97
1960	25.39		27.79		32.03		49.40		56.35		70.60		78.19		76.55		68.87		58.13		43.00		26.58		51.07
1961	22.32		32.82		39.23		46.60		61.35		72.33		76.97		81.13		67.87		57.52		41.83		28.06		52.34
1962	20.06		21.86		36.39		46.67		61.03		68.13		73.87		75.29		65.97		57.74		43.43		28.65		49.92
1963	14.35		20.54		39.48		50.90		61.42		71.73		81.29		76.52		70.30		67.52		46.43		23.32		51.98
1964	31.06		31.38		34.35		48.60		67.13		70.43		80.32		72.81		65.50		55.55		42.77		24.58		52.04
1965	21.81		23.07		30.71		47.57		61.58		68.77		75.03		73.94		60.13		57.45		40.43		33.16		49.47
1966	18.83	a	27.07		39.58		45.57		58.74		74.00		81.48		73.19		67.40		56.29		39.00		28.26		50.78
1967	26.06		21.27	b	36.81		48.03		56.39		70.73		76.94		76.13		68.33		54.48		38.20		30.97		50.36
1968	23.23		24.55		41.39		49.70		54.42		65.13		75.65		73.97		67.23		57.90		41.00		28.23		50.20
1969	22.77		28.68		35.10		49.40		61.84		63.27		73.65		79.03		68.97		52.71		41.30		29.39		50.51
1970	18.60	a	25.36		34.81		47.27		54.29		71.00		80.00		79.71		67.67		56.26		39.53		28.35		50.24
1971	17.06		24.82		34.23		48.70		56.23	a	70.60		74.45		73.74		68.50		59.84		39.13		28.45		49.65
1972	17.65		20.76		29.87		43.17		58.58		67.57		72.84		72.35		65.07		51.55		37.67		18.43	j	48.82	a
1973	-----	z	-----	z	41.32		48.10		56.03		69.67		76.29		76.65		67.57		59.55		40.07		26.97		56.22	b
1974	20.81		24.89		32.61		47.87		54.45		67.63		77.42		72.57	a	61.77		56.83	h	40.21	a	32.77		48.45	a
1975	24.32		26.93		33.35		41.37		62.71	c	68.67		77.97		75.90		62.67		56.48		44.57		26.16	f	52.27	a
1976	21.32		33.86		33.04	e	51.40		59.61		72.77		77.74		77.42		67.73		49.94		35.13		19.35		49.94
1977	12.45		27.90	g	39.81		50.85	c	65.52	d	68.03		75.06		71.26		62.93		55.10		40.43		25.32		51.52	a
1978	19.39		22.61		35.81		44.50		60.58		69.03		73.06		73.87	a	68.47		56.94		39.53		24.07	d	48.99
1979	12.13		15.71		33.13		42.90		53.23		67.30		75.10		71.77		67.93		51.00		37.77		33.39		46.78
1980	22.74		24.48	h	33.00		50.37		64.45		68.90		78.68		73.39		63.87		51.16		41.27		25.26		52.10	a
1981	26.26		31.35	h	37.58		49.20		57.19		69.10		75.84		75.23		66.27		51.87		44.33	i	28.16		53.67	b
1982	15.23		23.86		34.81		51.43	i	60.71		65.23		75.17	a	70.80	a	64.57		55.05	k	37.87		-----	z	49.80	c
1983	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	80.55		69.07		56.71	g	36.54	d	16.81		50.74	h
1984	27.17	m	39.11	j	30.13		48.83	f	58.19		70.67		76.92	r	-----	z	66.57		59.27	a	40.04	c	27.40	f	54.14	f
1985	19.13	a	13.64	n	44.88	n	51.33		66.86	b	70.68	b	-----	z	72.45		64.93	a	55.50	g	-----	z	15.10	k	57.56	f
1986	24.03		23.54		33.59	n	53.20	e	63.80	a	71.14	h	77.64	c	76.06		64.53		52.74		33.70		33.83	y	52.14	c
1987	26.97		35.54		40.83	g	58.69	a	65.03		78.70		79.55		76.58	g	71.80		50.77		42.23		32.05	i	56.59	c
1988	20.07	c	21.83		33.86	j	54.15	d	71.87		79.47		86.23		77.68		68.43		48.55		37.28	a	26.70	a	53.84	a
1989	28.42		17.46		-----	z	52.42	k	64.26		69.47		80.55		78.42		71.07		55.65		29.48	i	16.33	a	53.51	c
1990	30.74		28.82		38.10		53.33		59.23		72.47		77.84		77.97		68.63		-----	z	43.69	d	32.57	j	55.08	b
1991	18.97		33.77	b	37.54	c	52.50		60.36	q	76.62	i	77.86	i	78.70	d	63.81	d	50.75	c	31.93	b	28.52		44.05	c
1992	25.71		30.82	a	35.48		45.93		67.03		68.50		69.97		73.29		67.38	i	54.00		35.93		27.87	a	48.59	a
1993	23.52		26.54		38.00		44.43		60.39		66.77		74.90		77.52		61.62	a	52.87		35.90		26.42		49.07
1994	12.71		19.29		38.53	a	50.27		62.97		73.03		74.61		73.29		69.63		57.52		44.63		33.00		50.79
1995	24.48		25.36		36.61		43.77		61.74		74.47		77.61		79.03		66.77		54.23		30.97		23.87	a	49.91
1996	18.65		22.79		29.97		44.00		57.84		70.20		72.81		78.97		67.47		54.90	a	32.33		24.03		47.83
1997	18.81		28.57		34.35		47.73		55.00		74.63		75.71		73.52		69.72	a	55.81		35.67		34.48		50.33
1998	25.81		38.64		37.03		54.90		68.65		69.67		78.90		80.42		73.50		58.29		42.77		31.61		55.02
1999	20.61		34.82		40.52		51.67		65.81		73.03		79.97		75.74		68.62	a	54.74		48.33		32.23	a	53.84
2000	23.84		33.83		45.52		48.33		65.16		68.07		75.87		77.35		67.80		60.90		39.83		19.50	i	55.14	a
2001	29.26		22.54		36.54	e	51.17		65.10		72.43		78.48		80.90		67.53		56.42		51.53		34.10		53.83
2002	29.68		33.64		31.19		47.80		57.97		71.83		83.42		76.23		70.30		47.68		37.67		31.16		51.55
2003	20.97		21.68		33.97		47.50		62.52		70.53		78.13		79.35		70.57		55.19		38.47		31.55		50.87
2004	16.81		29.76		38.55		49.97		57.45		69.17		75.87		71.42		71.23		56.90		45.00		27.94		50.84
2005	20.35		32.00		36.35		54.47		58.81		74.10		78.61		77.90		73.31	a	57.10		42.03		27.32		52.70
2006	33.84		26.57		40.81		57.10		62.23		74.73		83.68		77.06		64.83		50.42		42.30		32.97		53.88
2007	26.26		18.96		41.48		49.83		64.77		76.23		79.77		78.26		70.40		57.84		40.30		25.19		52.44
2008	23.13		22.76		33.61		47.27		58.16		69.47		75.16		76.97		68.97		54.65		39.93		21.77		49.32
2009	16.45		28.57		36.32		49.10		64.37	a	70.17	a	72.61		74.29		74.10		47.94		48.03		24.42		50.53
2010	24.19		28.79		47.06		58.20		65.55		70.07		80.19		79.00		62.87		58.61		41.40		25.81		53.48
2011	18.87		26.71		35.42		49.07		58.19		66.60		80.65		79.16		67.57		58.74		43.73		31.55		51.36
2012	28.29		33.31		49.74		51.47		64.65		75.13		82.48		78.16		68.60		51.48		40.03		29.13		54.37
2013	23.48		24.00		32.19		41.97		55.13		68.40		75.32		77.48		69.60		53.58		38.17		17.81		48.09
2014	13.26		17.82		29.23		43.27		59.87		68.10	a	75.22	m	72.77	a	67.10		53.52		32.20		28.03		44.11	a
2015	21.84		15.64		40.45		51.80		60.71		69.80		78.16		75.26		72.27		56.03		46.37		34.77		51.93
2016	22.77		28.45		40.84		46.17		63.32		70.40		77.65		76.97		69.80		56.58		49.53		26.68		52.43
2017	26.16		33.25		34.77		49.80		55.90		71.70		75.52		71.58		70.00		57.74		35.93		22.45		50.40
2018	22.29		22.32		36.03		41.30		67.48		69.97		78.29		75.00		67.33		47.87		31.37		30.52		49.15
2019	20.00		20.14		34.97		46.13		56.48		69.50		79.42		75.03		66.93		51.70	a	32.39	b	27.10	b	48.32
2020	26.60	a	27.87	f	39.48		45.93	b	59.97		74.24	e	79.93	b	76.64	f	65.50	b	47.55	b	47.36	e	30.33	d	51.69	b
2021	26.48		18.89	a	42.19		48.39	b	62.00	c	76.74	c	81.04	g	80.00	c	-----	z	-----	z	40.18	b	32.14	b	47.45	c
2022	17.48	b	21.60	c	35.03	a	43.20	e	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	36.42	r	24.71	j	29.33	h
2023	30.93	p	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	22.37		26.09		36.46		48.60		60.45		70.31		77.14		75.98		67.44		55.32		40.06		27.95		50.86
S.D.	4.66		5.21		4.19		4.09		4.20		3.28		3.03		2.70		2.93		3.84		4.42		4.21		1.68
SKEW	-0.10		0.27		0.80		0.06		0.13		0.21		0.33		-0.11		-0.03		0.14		0.06		-0.64		0.26
MAX	33.84		38.64		49.74		58.69		71.87		79.47		86.23		81.13		74.10		67.52		51.53		35.23		55.02
MIN	12.13		15.64		29.23		38.87		51.65		62.10		69.97		70.61		60.13		47.55		30.97		16.33		46.78
YRS	74		69		71		73		75		73		71		73		75		71		74		68		53