WISCONSIN DELLS WWTP, WI

Average of Maximum Temperature (Degrees Fahrenheit)

(479319)

File last updated on April 19, 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
1922	-----	z	-----	z	-----	z	-----	z	74.57	a	77.77		82.48		83.10		78.53		68.39		46.77		29.84		67.68	d
1923	29.68		24.15	a	39.06		51.90	a	69.84		84.00		87.35		80.26		71.57		58.42		47.17		40.19		56.97
1924	18.60	a	29.31		-----	z	54.67	c	59.55		73.17		79.58		78.16		67.59	a	67.94		44.47		24.19		54.29	a
1925	27.19		32.96		46.00		64.90		67.52		78.73		80.65		81.61		77.76	a	48.52		44.10		24.19	e	56.18
1926	28.72	b	34.61		36.86	b	53.77		73.32		77.13		86.06		83.61		69.70		61.42		43.97		34.45	b	56.97
1927	31.53	a	40.86		49.16		57.00		66.94		77.57		85.00		80.42		77.80		68.35		44.12	d	26.77		58.79
1928	29.81		33.83		45.55		52.10		73.19		73.77		84.19		83.61		71.79	a	62.90	a	44.27		34.83	a	57.49
1929	17.67	a	23.39		45.80	a	59.07		67.97	a	77.07		84.84		83.13		74.13		59.45		41.10		31.50	a	55.43
1930	21.26		39.36		43.10		59.47		71.26		80.50		87.84		85.57	j	77.77		58.81		52.00		30.97		56.57	a
1931	-----	z	-----	z	-----	z	-----	z	-----	z	87.28	a	91.13		86.30	a	79.87		65.29		52.72	a	40.13		71.82	e
1932	32.19		37.17		34.23	a	55.23		71.29		84.23		86.45	b	83.03		74.50		55.97		41.50		30.29		57.17
1933	38.87		29.61		39.06		54.00		68.74		88.43		86.35		84.13		78.97		56.97		42.63		30.97	a	58.23
1934	36.00		30.61		42.03		56.77		82.97		87.00		89.48		81.87		71.17		64.29		48.10		26.97	a	59.77
1935	25.00	a	31.07		45.03		54.27		64.19		73.83		87.84		81.97		74.57		62.03		40.40		26.55		55.56
1936	20.00		16.41		43.50	a	51.67		77.48		78.83		93.81		88.33	a	75.70		59.48		42.07	a	36.61		56.99
1937	25.53	a	24.92	p	39.68		52.93		70.81		78.17		89.39		90.26		77.17		58.55		41.27		27.23	a	59.18	a
1938	25.29		33.75		49.43	a	58.33		68.33	a	78.07		83.97		86.55	b	72.07		66.55		45.30		30.42		58.17
1939	32.77		28.64		41.67	a	52.50		76.35		80.90		88.74		85.23		79.07		62.13		45.00	t	38.40	a	60.58	a
1940	20.27	a	32.21	a	36.65		54.67		65.68		76.70		83.80	a	75.97		74.03		65.42		42.37		32.16		54.99
1941	28.84		29.81	a	38.19		63.77		75.52		79.53		86.84		86.03		75.47		62.45		47.97		38.81		59.44
1942	29.42		29.25		44.06		66.07		66.43	a	76.90	a	82.55		81.19		69.97		64.39		45.00		26.86	b	56.84
1943	25.35		33.19	a	38.45	b	56.20		66.23		80.57		85.52		83.26		70.17		62.77		42.23		37.03		56.75
1944	39.39		35.83		37.33	a	54.28	a	74.45		81.30		85.10		85.39		73.47		65.03		47.60		28.13		58.94
1945	24.10	b	33.37	a	56.13		57.27		64.00		73.40		83.13		82.60	a	71.87		61.90		43.70		26.10		56.46
1946	30.90		32.04		53.19		64.47		68.03		77.03		85.10		81.52		74.00		67.97		47.34	a	35.35		59.75
1947	33.06		27.32		39.77		53.57		62.42		73.87		81.65		88.39		75.53		72.90		37.13		31.35		56.41
1948	23.77	a	30.93		42.29		63.33		67.94		77.70		85.16		85.55		79.20		61.97		45.80		32.48		58.01
1949	29.13	a	30.82		41.16		60.00		73.19		82.43		84.55		83.61		68.43		66.90		45.80		33.42		58.29
1950	29.19		29.82		35.42		47.93		70.29		77.00		78.68		74.94		70.90		67.61		40.37		24.97		53.93
1951	24.19		29.75		35.55		51.17		72.16		74.63		81.52		77.16		70.07		60.55		37.40		29.03		53.60
1952	28.74		34.69		37.39		61.40		67.45		79.17		84.65		79.81		75.97		58.97		48.13		32.71		57.42
1953	30.19		31.89		42.00		51.27		69.03		81.80		83.42		83.77		76.27		70.84		50.77		34.94		58.85
1954	27.16		41.21		40.39		59.93		63.81		81.47		83.13		80.03		71.73		59.94		46.77		32.35		57.33
1955	26.61		30.04		40.32		64.60		72.90		76.20		90.48		88.55		78.00		61.03		39.77		26.10		57.88
1956	29.52		32.52		37.06		53.97		67.26		83.67		79.65		81.42		72.07		70.42		42.83		32.74		56.93
1957	22.00		35.46		43.29		58.53		65.16		78.00		84.77		81.45		72.63		59.77		41.47		36.19		56.56
1958	30.71		27.82		42.74		58.63		73.67	a	74.73		80.81		85.16		75.03		66.06		47.13		26.16		57.39
1959	20.81		28.14		39.35		56.60		73.71		79.50		83.87		83.35		74.33		53.10		35.53		37.68		55.50
1960	29.45		30.45		33.90		59.40		67.00		74.50		82.35		81.23		73.97		61.81		47.43		29.87		55.95
1961	26.65		38.75		42.19		51.33		67.35		78.20		80.94		81.71		70.57		60.68		43.10		27.90		55.78
1962	21.32		25.29		37.68		56.03		72.19		76.37		76.26		81.32		69.75	f	61.13		44.97		28.87	a	52.86	a
1963	14.53	a	24.57		44.58		59.87		66.06		81.90		83.90		77.87		72.23		71.06		48.47		21.48		55.54
1964	33.29		35.86		39.74		57.87		73.68		78.83		84.58		77.29		69.47		59.58		48.33		26.74		57.11
1965	23.81		27.36		32.97	a	52.83		71.77		77.20		80.35		76.77		66.07		59.94		44.37		36.71		54.18
1966	19.61		30.39		45.61		52.57		64.48		78.13		83.87		77.58		70.03		60.52		44.07		29.32		54.68
1967	29.74		24.79		41.97		56.33		63.94		77.33		79.52		75.81		70.87		57.19		40.00		31.55		54.09
1968	27.32		28.55		50.94		60.00		65.74		76.50		79.65		80.55		70.57		60.61		42.60		29.19		56.02
1969	22.03		30.79		36.90		59.53		69.26		69.17		80.65		83.10		71.80		55.74		42.73		29.29		54.25
1970	18.73	a	30.93		39.13		57.70		68.77		78.33		83.35		82.19		70.90		60.42		41.90		30.06		55.20
1971	19.68		28.32		37.16		57.40		68.00		81.47		77.94		78.26		73.57		65.42		44.43		32.39		55.34
1972	21.68		26.07		37.10		51.87		73.81		76.20		78.19		77.58		69.13		54.39		39.53		24.84		52.53
1973	30.19		31.71		49.35		53.13		63.16		78.23		81.87		80.84		69.57		64.55		43.73		28.19		56.21
1974	26.10		29.79		40.10		59.00		63.29		73.97		82.58		76.61		66.87		59.81		44.33		32.81		54.60
1975	28.19		33.65	h	35.26		49.50		72.35		76.23		81.03		79.68		66.47		64.97		50.83		31.61		57.83	a
1976	24.48		37.21	a	43.29		60.10		67.00		80.57		81.61		77.32		68.33		51.90		34.70		21.06		53.97
1977	11.06		29.00	a	45.69	b	60.63	c	74.68		72.80		80.87		74.16		68.73		58.19		42.07		25.87		53.65
1978	19.90		24.25		40.77		54.73		69.35		-----	z	77.84		80.35		74.47		57.97		42.47		27.29	c	51.76	a
1979	13.07	d	26.10	h	39.26		53.00		68.52		76.87		81.55		78.32		74.50		57.40	a	41.13		38.10		56.52	a
1980	25.77		27.31		38.81		57.77		72.97		76.93		84.16		79.84		70.31	a	55.16		45.57		30.23		55.40
1981	29.16		33.93		48.29		59.90		69.10		77.20		81.26		78.35		69.63		57.48		47.30		30.39		56.83
1982	18.93	c	29.54		39.30	a	53.83	a	72.39		73.07		82.66	b	76.73	a	70.20		61.94		43.20		37.52		54.94
1983	30.20	a	36.18		42.06		52.30		62.71		79.10		86.17	a	84.00	a	71.80		61.35		-----	z	-----	z	60.59	b
1984	-----	z	-----	z	-----	z	-----	z	71.07	p	79.83		81.68		84.71		71.67		62.74		45.37		32.90	a	65.56	e
1985	23.65	e	26.68		48.29		62.50		75.29		77.17		84.43	a	77.77		69.83		58.80	a	35.50		20.96	d	55.07
1986	27.61		27.11		45.80	a	61.20		71.22	d	78.47		83.42		76.84		69.77		58.61		39.57		31.81		55.95
1987	30.55		39.89		46.81		65.37		73.26		84.07		-----	z	77.94		71.70		54.10		46.31	a	32.35		56.58	a
1988	22.65		26.38		43.81		59.40		78.07	a	-----	z	88.10		84.13		73.86	a	54.17	a	43.43		31.67	a	55.06	a
1989	34.10	a	24.63	a	38.48		54.97		68.61		77.33		84.32		79.84		71.13		62.19		40.33		20.29		54.69
1990	38.06		35.50		46.32		59.30		64.29		76.80		81.06		79.13		73.33		58.42		49.33		28.68		57.52
1991	22.42		34.96		46.58		60.83		73.39		82.68	b	81.45		81.48		68.87		57.65		37.07		32.45		56.65
1992	29.77		35.69		41.71		51.27		71.16		76.30		75.87		76.87		69.03		57.65		37.47		29.74		54.38
1993	28.00		27.46		39.16		52.33		68.26		74.47		78.90		80.03		64.10		57.39		40.97		30.58		53.47
1994	16.58		24.00		42.94		57.90		70.39		80.77		78.42		76.10		72.90		61.42		47.57		36.32		55.44
1995	26.06		30.57		44.94		50.50		67.06		82.73		82.71		83.26		70.30		60.90		34.50		26.77		55.03
1996	24.61		27.79		36.61		52.27		62.61		76.17		79.26		80.77		71.70		60.87		35.53		27.48		52.97
1997	22.10		32.14		41.10		53.93		62.65		79.73		79.84		75.90		73.13		61.97		41.90		36.19	e	55.05
1998	28.87		40.04		41.65		59.50		74.90		75.80		82.77		80.42		77.70		61.06		47.97		38.65		59.11
1999	22.61		42.48	a	45.61		60.23		71.81		79.10		85.10		78.87		72.30		60.19		54.53		33.87		58.89
2000	28.48		40.32	a	51.58		57.60		70.77		74.83		80.52		81.71		72.70		64.00	a	41.50		19.87		56.99
2001	30.77		27.32		40.39		62.50		69.97		77.03		85.06		81.94		69.97		58.58		55.07	a	37.77		58.03
2002	35.17	a	39.79		39.74		56.53		66.90		79.97		86.55		81.71		76.43		53.03		42.90		35.06		57.82
2003	25.03		28.25		42.55		57.17		68.39		78.40		81.77		85.48		72.83		61.39		44.36	b	34.74		56.70
2004	22.48		33.90		45.19		59.67		68.16		75.50		79.31	b	74.94		77.87		60.13	a	47.70		31.77		56.39
2005	26.07	a	35.57		41.77		63.70		67.06		84.63		85.00		82.06		78.50		62.65		45.07		26.90	a	58.25
2006	37.32		30.61		43.40	a	63.90		69.47	a	78.97		86.74		81.32		68.52	a	54.26		46.97		37.74		58.27
2007	31.37	a	22.61		47.61		56.34	a	74.65		81.67		84.81		80.06		75.07		64.13	a	41.93		27.87		57.34
2008	24.68		25.62		38.52		56.47		68.00		77.79	a	82.84		81.61		72.43		59.97		43.13		26.00	a	54.76
2009	19.10	a	34.04		43.45		56.80		68.81		77.50		76.00		77.55		75.67		51.65		51.23		28.32		55.01
2010	24.58		31.18		50.94		64.43		71.68		78.27		83.55		83.42		70.23		65.39		47.10		26.29		58.09
2011	22.55		29.79		40.55		52.40		67.74		77.73		86.61		83.39		70.20		64.16		47.40		36.74		56.61
2012	31.45		36.76		59.03		59.20		74.97		83.00		91.55		82.52		74.07		58.61		46.23		35.52		61.08
2013	29.26		28.54		34.81		49.97		70.58		77.03		82.23		82.16		77.20		59.45		41.67		24.55		54.79
2014	19.58		21.18		35.68		54.23		68.84		80.50		77.65		81.29		73.27		57.61		36.33		33.10		53.27
2015	25.13		20.00		44.87		60.07		70.03		77.60		81.45		79.32		79.33		61.97		51.30		40.58		57.64
2016	25.74		33.72		48.35		56.27		70.23		80.40		83.06		81.61		74.67		63.35		55.07		28.06		58.38
2017	28.26		41.43		42.16		60.93		66.23		79.63		81.81		77.71		76.83		62.35		43.10		28.90		57.45
2018	28.45		29.61		43.39		46.33		75.94		79.20		83.29		81.35		74.10		55.29		36.10		34.39		55.62
2019	23.81		26.25		39.61		56.10		64.32		77.50		85.06		78.94		74.00	a	56.39		36.93	a	36.45		54.61
2020	31.19		32.66		45.23		52.79	a	66.29		80.70		85.13		82.61		68.57		53.69	b	51.32	b	34.16		57.03
2021	29.10		22.82		49.84		58.47		67.33	a	82.57		82.35		82.34	b	75.36	b	65.00		45.31	a	36.06		58.05
2022	21.48		29.25		41.48		50.13		69.68		78.87		82.42		79.94		71.97		60.90		48.43		27.06		55.13
2023	28.80	a	32.50		38.42		57.86	a	71.00		82.23		82.81		81.71		76.07		60.48	b	46.10		39.55		58.13
2024	26.77		44.24		49.00	a	55.83	l	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	40.01	i
Period of Record Statistics
MEAN	26.33		31.09		42.33		56.81		69.51		78.54		83.24		81.08		72.83		60.86		44.14		31.07		56.42
S.D.	5.40		5.27		4.91		4.27		4.05		3.29		3.38		3.24		3.37		4.46		4.52		4.83		1.76
SKEW	-0.12		0.14		0.69		0.06		0.27		0.40		0.37		0.23		0.10		0.11		0.05		-0.09		0.05
MAX	39.39		44.24		59.03		66.07		82.97		88.43		93.81		90.26		79.87		72.90		55.07		40.58		61.08
MIN	11.06		16.41		32.97		46.33		59.55		69.17		75.87		74.16		64.10		48.52		34.50		19.87		52.53
YRS	100		97		99		99		100		100		101		101		101		102		100		101		88