MADISON WWTP, MN

Average of Maximum Temperature (Degrees Fahrenheit)

(214994)

File last updated on April 25, 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
1940	-----	z	-----	z	-----	z	-----	z	73.74		82.80		90.10		79.90		79.57		69.48		34.60		31.13		67.67	d
1941	25.10		25.79		38.90		59.50		76.71		79.20		87.65		84.61		77.10		61.65		45.23		36.45		58.16
1942	32.16		30.96		44.97		65.77		64.06		75.20		84.06		81.81		67.27		61.58		45.13		24.48		56.45
1943	-----	z	-----	z	-----	z	-----	z	74.18	t	80.23		87.45		83.74		72.03		64.03		38.73		37.06		66.18	e
1944	40.39		31.72		33.13		52.33		72.13		81.03		83.74		82.52		73.17		66.03		42.40		30.26		57.40
1945	24.32		30.36		51.90		54.30		66.19		72.33		82.90		82.97		70.43		63.32		39.07		19.97		54.84
1946	25.52		27.82		48.77		65.07		67.26		80.00		84.52		81.03		71.50		59.16		40.77		28.87		56.69
1947	34.03		23.36		37.10		50.97		65.06		73.97		84.58		89.32		74.50		69.61		35.13		26.61		55.35
1948	20.87		24.48		35.77		61.93		71.71		76.93		86.61		83.52		79.00		62.97		41.37		27.81		56.08
1949	19.16		24.61		39.10		61.57		76.03		82.97		86.81		88.16		71.10		61.87		48.97		28.94		57.44
1950	13.55		29.14		35.19		44.23		65.26		82.87		82.23		80.10		75.87		64.77		38.53		23.68		52.95
1951	18.77		29.79		27.16		50.03		72.61		74.23		83.13		78.16		67.47		58.42		36.33		22.65		51.56
1952	22.61		30.41		30.90		60.13		70.48		82.10		85.97		83.13		79.73	d	59.84		45.57		29.68		56.71
1953	25.26		28.96		41.00		51.03		69.45		80.87		84.48		84.68		75.57		69.94		48.67		30.71		57.55
1954	17.39		41.89		35.58		58.07		65.39		79.70		86.65		82.71		70.63		57.52		50.67		32.55		56.56
1955	26.23		23.54		38.55		68.37		78.42		78.33		89.19		86.84		75.50		65.13		33.47		19.87		56.95
1956	20.35		24.34		35.48		52.27		71.10		85.27		81.55		82.52		73.33		71.23		43.30		35.32		56.34
1957	20.42		31.75		41.61		57.83		67.97		78.33		89.48		81.26		71.57		57.60	a	41.87		35.74		56.29
1958	31.68		25.71		39.23		59.80		77.90		75.73		82.00		87.81		76.87		66.58		46.67		26.94		58.08
1959	20.19		26.14		46.87		60.47		71.35		85.97		89.55		89.48		75.83		53.39		33.62	a	37.74		57.55
1960	23.65		24.79		28.81		55.03		71.16		78.40		87.87		85.19		75.23		64.71		47.07	b	28.61		55.88
1961	27.48		36.29		45.48		54.24	a	68.84		85.10		84.13		88.45		72.33		65.29		43.67		23.81		57.93
1962	21.48		23.68		33.58		56.20		71.61		79.30		81.23		85.97		72.03		65.55		50.41	a	33.45		56.21
1963	18.87		30.21		47.87		61.90		70.23		82.57		84.55		82.61		76.93		74.45		50.67		22.32		58.60
1964	33.58		39.21		35.48		60.47		77.26		83.40		89.45		81.35		73.47		65.65		48.46	b	-----	z	62.53	a
1965	19.26	d	25.36		27.74		53.53		71.71		79.23		83.84		82.71		62.55	a	67.26		45.50		36.83	a	54.63
1966	12.61		25.82		46.94		50.60		68.74		80.87		89.77		80.13		73.80		63.81		40.23		28.71		55.17
1967	27.67	a	24.32		44.90		58.10		67.50	a	77.07		83.65		82.58		75.60		61.03		45.57		32.06		56.67
1968	26.19		24.83		56.35		61.33		66.84		81.37		83.45		84.52		73.13		63.03		43.83		23.39		57.36
1969	14.57	a	27.11		31.68		52.57	i	72.87		72.97		83.97		86.83	a	75.73		55.83	a	45.00		27.45		54.00	a
1970	14.87	a	28.11		34.39		55.70		73.10		82.10		87.57	a	84.65		75.60		59.74		38.10		26.65		55.05
1971	17.68		28.04		41.42		62.27		71.03		82.30		80.71		86.19		75.50		62.94		41.07		26.17	a	56.28
1972	19.43	a	23.25	a	38.94		53.53		71.33	a	80.70		82.74		82.16		73.60		59.00		39.10		21.32		53.76
1973	27.03		32.14		47.81		57.57		70.84		83.53		85.55		86.16		72.00		69.06		44.50		24.90		58.42
1974	20.81		29.82		38.39		60.53		67.52		82.20		90.68		80.90		76.50	j	67.48		43.57		34.10		56.00	a
1975	25.70	a	23.57		35.10		45.40		74.94		80.77		91.45		84.45		73.07		67.55		45.87		28.42		56.36
1976	24.29		38.17		44.26		67.00		75.06		87.55	a	93.39		91.74		80.80		58.10		40.30		26.48	b	60.60
1977	11.29		35.35	b	45.77		68.62	a	81.48		81.41	a	90.03		79.35		74.87		62.65		38.77		23.14	i	60.87	a
1978	13.16		18.44	a	38.45		53.31	a	71.94		79.70		84.42		85.10		80.03		65.13		41.53		25.06		54.69
1979	10.35		16.93		33.97		48.90	a	66.10		81.03	a	82.77		-----	z	-----	z	60.29	c	41.37		37.94		47.96	b
1980	25.29		24.93		36.71		-----	z	76.29		80.00	a	86.17	a	82.81		76.37		60.06		49.86	a	31.58		57.28	a
1981	33.42		35.39		53.65		66.93		72.94		79.37		85.53	a	82.65		76.27		59.48	b	50.57		24.35		60.05
1982	10.65		26.14		38.45		57.43		74.10	a	77.60		87.29		84.29		73.73		61.13	a	38.50		35.61		55.41
1983	29.65		33.64		39.20	a	55.03	a	69.97		79.43		91.28	b	89.81		76.20		58.13		39.00		10.87	a	56.02
1984	25.30	a	36.14		32.97		57.21	a	70.39		79.60		86.61		88.10		72.10		61.97		47.03		27.10	a	57.04
1985	23.35		28.21		45.87		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	32.48	i
1986	27.10		23.25		-----	z	59.50		73.16		84.30		85.80	a	-----	z	71.10		62.32		40.14	a	39.37	a	56.60	b
1987	32.83	a	44.82		47.96	c	71.77		80.13		88.17		88.39		83.35		-----	z	-----	z	-----	z	30.87		63.14	c
1988	22.42		24.97		44.61		66.57	b	81.77	a	92.93		93.48		90.06		-----	z	-----	z	44.17		34.94		59.59	b
1989	35.10		22.75		37.00		59.43		75.29		83.17		90.16		84.97		76.67		68.03		42.23		25.00		58.32
1990	41.29		38.64		47.45		63.50		71.29		83.47		84.00		83.13		80.53		65.23		51.17		29.90		61.63
1991	27.87		43.25		45.74		63.37		73.52		82.41	a	82.65		82.77		72.87		62.48		34.17		33.23		58.69
1992	34.58		36.21		47.77		54.00		77.32		76.87		74.58		77.90		74.13		62.39		33.70		23.94		56.12
1993	20.39		21.44	a	37.93	a	55.03		69.20	a	74.72	a	79.42		80.90		68.80		61.68		37.67		27.94		52.93
1994	10.03	a	19.36		44.55		60.47		77.13		81.60		80.68		79.30	a	76.33		63.52		47.47		33.10		56.13
1995	26.52		31.36		42.52		50.00		68.50	a	83.67		85.58		83.87		75.07	a	58.65		36.17		26.58		55.71
1996	18.26		29.21	a	36.13		54.13		68.13	a	83.83		84.16		-----	z	-----	z	64.26		-----	z	19.87		50.89	c
1997	16.94		29.86		37.52		55.23		68.21	b	85.80		82.48		80.45		77.67		65.84		34.93	a	34.10	b	55.75
1998	23.39		37.11		33.94		63.17	a	79.40	a	77.00		84.48		84.58		83.40		62.00		42.40		35.84		58.89
1999	19.87		37.86		45.65		59.37		72.16		79.47		85.93	a	81.26		70.40		61.37	a	53.93	b	38.65		58.82
2000	24.20	a	36.24		52.65		56.20		72.03		76.57		82.16		82.58		74.57		61.94		35.40		14.57	a	55.76
2001	28.03	a	18.63	a	32.19		55.24	a	70.81		79.50		85.67	a	84.00		72.03	a	59.19		54.47		29.58		55.78
2002	30.03		38.75		29.71		-----	z	66.39		82.93		-----	z	-----	z	75.10		48.71		42.07		34.23		49.77	c
2003	25.42		24.75		42.20	a	60.66	a	66.97		78.20		84.19		85.45		-----	z	62.84		37.33		31.77		54.53	a
2004	20.90		28.52		46.23	a	62.50		65.00		-----	z	80.68		75.13		76.47		60.16		46.30		32.77		54.06	a
2005	21.68		33.75		-----	z	63.07		-----	z	80.80		84.90		80.71		78.60		61.87		45.00		26.13		57.65	b
2006	32.90		26.75		38.19		61.90		71.26		80.70		87.39		81.39		68.57		57.23		47.87		37.87		57.67
2007	28.48		20.46		45.13	a	54.50		75.23		81.63		85.77		78.35		76.17		62.97		43.40		24.29		56.37
2008	22.90	a	26.07	a	36.10		53.47		67.90		77.13		85.03		83.32		75.60		59.58		43.00		20.10		54.18
2009	18.97		26.59	a	39.29		55.50		73.00		76.97		79.16		78.39		75.90		48.68		51.30		20.81		53.71
2010	18.67	a	20.04		43.94		66.00		70.57	a	78.47		84.45		85.16		69.67		64.48		42.63		19.48		55.30
2011	15.42		23.81	b	31.16		52.37		67.42		77.20		87.45		82.52		74.67		65.06		46.90		36.06		55.00
2012	33.61		36.76		55.61		61.27		73.71		83.37		89.55		83.03		77.47		56.74		45.57		26.06		60.23
2013	25.03		22.93		28.55		43.07		67.16		77.23		83.58		82.61		79.10		56.90		42.07		19.35		52.30
2014	20.10		18.96		35.06		52.17		68.84		78.77		80.26		80.00		73.07		61.45		32.33		28.87		52.49
2015	27.23		19.54		45.52		62.20		68.06		80.50		82.42		79.03		79.30		64.35		51.33		32.03		57.63
2016	22.84		31.97		50.07	a	58.33		72.71		84.17	a	83.42		81.68		73.50		60.77		51.70		25.16		58.03
2017	23.23		38.57		39.87		57.17		68.55		81.57		85.10		76.45		74.13		60.55		40.83		28.10		56.18
2018	23.29		22.64		35.29		41.77		78.45		80.37		81.48		79.81		72.73		52.29		32.40		30.13	a	52.55
2019	17.06		11.25		31.65		52.50		62.26		79.90		82.42		76.94		73.67		52.58		37.03		26.55		50.32
2020	23.16		25.45		40.87		53.45	a	66.65		84.03		84.94		82.45		73.34	a	52.37	a	48.30		35.29		55.86
2021	29.29		16.54		48.29		54.80		69.42		86.80		85.00		82.39		76.80		63.94		44.63		29.58		57.29
2022	19.55		22.14		37.90		45.83		67.29		82.40		82.84		80.00		76.37		63.06		38.80		21.90	a	53.17
2023	21.29		25.61		29.03		48.90		76.19		84.47		82.68		82.94		78.03		59.77		47.77		39.71		56.37
2024	21.84		39.45		44.77		58.17	l	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	35.35	i
Period of Record Statistics
MEAN	23.46		28.28		40.17		57.22		71.33		80.69		85.16		83.04		74.56		61.96		42.92		28.73		56.24
S.D.	6.58		6.74		6.83		6.14		4.23		3.55		3.36		3.27		3.44		4.68		5.43		5.97		2.14
SKEW	0.27		0.30		0.20		-0.17		0.40		0.27		0.12		0.28		-0.43		-0.40		-0.03		-0.30		-0.24
MAX	41.29		44.82		56.35		71.77		81.77		92.93		93.48		91.74		83.40		74.45		54.47		39.71		61.63
MIN	10.03		11.25		27.16		41.77		62.26		72.33		74.58		75.13		62.55		48.68		32.33		10.87		50.32
YRS	83		83		81		78		81		82		82		79		77		81		81		81		67