FOND DU LAC WWTP, WI

Average of Average Temperature (Degrees Fahrenheit)

(472839)

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
1893	6.60	e	12.12	b	27.32	c	42.35		52.35	a	68.45	b	70.81		65.87		59.55		47.98	f	34.46	d	13.37	h	43.99	b
1894	19.74	b	17.55		37.56	f	47.37		55.67	b	69.53		72.60		69.45		63.57	b	49.00	b	31.20	h	26.85	e	49.13	b
1895	9.42	m	-----	z	27.68		46.23		58.24		69.55		68.68		69.27		65.32	b	41.88	a	31.38	b	22.57	d	50.08	b
1896	19.63	e	21.74	d	23.80	d	48.48	b	63.87		66.82		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	40.72	f
1897	19.32		23.43		28.47		44.67		54.82		63.67		72.45		64.81		66.21	b	53.98	b	32.96	d	20.67	h	47.71	a
1898	21.47	a	20.75	p	37.76	l	44.17		56.21		67.38		71.61		67.98		64.20		47.71		33.78		15.61	c	49.01	b
1899	15.73		11.32		22.76		-----	z	57.14	b	67.50		-----	z	-----	z	58.12		54.11		40.50		23.03	b	38.91	c
1900	17.35	n	13.37	b	26.03		47.92		59.71		66.25		69.47		74.55		62.78		57.23	g	31.71	b	25.40	b	47.72	b
1901	19.29		14.20	a	29.00	a	46.38		56.74		-----	z	-----	z	70.52	c	60.75		51.94		34.12		21.02		40.40	b
1902	21.76		19.64		38.40		46.98		59.90		62.88	a	71.53		65.24		58.47		50.47		43.62		23.53		46.87
1903	20.10	a	22.31	a	39.71	b	46.93	a	59.80	a	63.02		69.85	a	65.20	a	59.91	a	49.86	c	32.65		16.08	a	45.45
1904	10.94		10.74		30.81		40.18		56.66		64.43		68.53		65.95	a	60.22		48.12	b	37.81	a	18.97	b	42.78
1905	8.50	a	12.04	b	34.66		44.55		54.70	a	65.73		68.19		68.95		62.62	a	46.90		34.12		25.05		43.83
1906	23.90		19.02		24.23		46.78		55.77		65.20		69.05		71.02		-----	z	54.62	b	-----	z	25.92		45.55	b
1907	17.03		20.82		37.48	a	39.03	a	50.52		64.33	a	69.34	b	66.03		59.52		46.72	b	34.14	b	25.38	b	44.20
1908	21.89		21.12		33.48		45.16	e	56.81		64.47		70.31		68.84		66.95	a	51.53	a	36.60		21.65	a	46.57
1909	20.05		24.08	b	28.92		38.98		53.63		66.52	a	69.85		72.06		59.88	a	45.20	a	41.93	b	15.15	a	44.69
1910	15.23		14.41		42.08		48.29	a	51.95		65.95		73.60		70.61		59.90		52.73		28.72		18.95		45.20
1911	17.44		25.56	a	34.11		42.95	a	62.60		69.57		71.69		67.29		61.10	a	46.77		29.91	b	28.69	b	46.47
1912	-0.35		13.97		23.63		47.55		57.73		64.35		70.55		66.48		63.32		50.24		37.42		28.24		43.59
1913	19.52		16.15	a	28.63		46.60		55.56		68.88		70.24		69.89		60.46	c	48.72	a	40.42		30.89		46.33
1914	25.81		11.20		29.95		44.25		58.90		65.62		73.82		69.87		61.62		55.06		36.27		16.13		45.71
1915	16.22	a	27.57		29.16		54.19	a	51.87		60.85		66.81		62.82		61.45		51.32		38.70		23.82		45.40
1916	20.95		15.43		27.68		45.42		56.32		62.00		78.32		71.95		59.37		49.08		34.08		16.53		44.76
1917	13.31		9.77		30.67	a	42.45		51.89		61.45	h	72.19		66.76		59.68		40.69		36.58		15.95		39.99	a
1918	5.15		18.36		37.17	a	42.37		60.95		66.50		69.84		72.55	c	56.93	a	53.44		39.78		31.06		46.17
1919	23.63	a	24.50		34.47		46.58		55.26		72.35		74.95		69.52		64.32		49.81		32.60	a	13.98		46.83
1920	10.39		17.83		33.08		40.02		55.18		68.53		68.29		66.03		63.45		55.27		34.27		26.65		44.92
1921	25.23	a	26.79		37.29		51.98		60.44		71.92		78.73		69.26		64.97		49.92		32.60		24.24		49.45
1922	16.47	a	20.61		33.53	a	45.75		63.78	a	69.47		70.13		70.42		63.55		51.71		40.80	b	22.92		47.43
1923	21.37	a	15.21		25.42		43.45	a	57.18		71.87		73.65		68.16		61.82		47.84		39.28		32.50		46.48
1924	11.90	b	22.00		28.63		44.42		51.00		63.28		68.52		67.50		56.66	a	54.06		35.82		15.35		43.26
1925	18.66		25.52	a	34.27		50.55		53.56		69.20		70.82		70.32		65.25		39.66		33.32		19.16	b	45.86
1926	20.21		24.63	a	25.16		41.85		59.57	c	63.82		73.55		71.95		61.55		48.63		31.97		20.13		45.25
1927	17.81		28.82		39.37		47.29	a	55.61		66.02		71.78	a	67.40		66.07		54.15		37.07		20.15		47.63
1928	21.21		24.66		33.44		42.50		61.32		63.98		73.39		71.92		60.28		53.94		38.45	a	28.12	a	47.77
1929	10.14	f	14.75		37.16		49.58		55.48		65.50		73.60		69.13		63.00		50.16	b	32.65		24.23	a	48.66	a
1930	13.66		29.18		32.38	a	48.60		60.40		69.78	a	75.24		73.69		65.41	a	50.50	a	40.78		25.13		48.73
1931	27.56		32.15	a	33.53		49.18		57.50	a	72.84	a	77.77	a	72.69		69.69	a	55.63	a	45.20		33.34		52.26
1932	27.95		27.16		26.39		45.72		60.00	a	72.55		75.44		73.52		63.82		49.37		33.92		23.50	a	48.28
1933	31.19	d	21.54	c	31.32	a	46.08		60.47	a	75.11	b	74.57	a	71.12	a	68.25		50.38	a	33.60	a	22.59	b	48.85
1934	27.17	a	18.52		30.17	a	45.43	a	66.35	a	74.60		76.48	a	70.34		63.03		54.45		42.00		21.95		49.21
1935	18.13		24.59		36.98	d	45.43	a	53.95	a	64.12		77.92		71.56		63.47		51.05		35.31	a	21.98		47.04
1936	12.55	b	8.57	i	35.34		41.78		64.60		66.60		78.10		74.29		65.38		48.26		33.38	a	28.43	c	49.88	a
1937	19.69	b	21.41		30.05	a	44.72	a	59.34	b	67.22	a	75.35		77.31		64.03		47.90	a	34.14	a	21.26		46.87
1938	18.98	g	26.04	d	40.85		48.63		58.40		67.05		73.35		73.94		62.22		56.73		39.66	a	24.39		51.93	a
1939	25.27		19.02	a	32.91	b	43.88	a	63.57	a	69.67	a	75.76	b	72.46	c	67.33		53.09	b	39.10	d	31.81	b	49.49
1940	11.86	b	24.07		27.92	a	43.97	a	56.08	a	67.60	a	74.37		69.44		63.53		53.10	a	33.37		24.21	c	45.79
1941	23.40	a	18.54	d	27.90		53.15		62.53		67.77		73.35		70.58		62.97		51.40	b	38.32	k	29.69	e	49.21	a
1942	20.02	j	21.04	a	-----	z	-----	z	52.89	d	66.12		70.82		67.73		58.88		50.60		36.88	a	18.08		49.23	c
1943	15.55		20.71		27.27		43.87		55.45	a	70.03		71.87		70.34		57.13		49.29		32.18		24.26	b	44.83
1944	26.44		23.64		28.42		42.38		61.37		69.23		69.29		70.56		62.10		49.19		40.52		18.40		46.80
1945	14.95		21.77		43.61		47.03		53.08		60.77		67.61		68.11		59.90		47.50		36.23		16.87		44.79
1946	21.27		21.84		41.12	b	48.70		54.66		64.67		69.85		65.98		60.20		54.34		37.30		26.10		47.17
1947	22.85	a	17.62		29.76		44.62		51.79		62.12	a	69.10		76.97		63.85		60.23		30.08		23.02	a	46.00
1948	14.16	c	19.36	a	31.20	a	50.88		54.63		65.98		72.63		71.65		65.55		48.65		39.90		23.39		46.50
1949	20.34		20.39		31.62	a	45.46	b	58.95		70.59	a	73.74		71.69		57.25		54.24		36.35		24.77	a	47.12
1950	20.71		20.41		26.85		38.80		56.37		68.83		68.29		64.81		60.53		54.79		30.29	b	14.81		43.79
1951	13.48	a	19.25		28.76		43.93		60.15		63.67		69.37		66.69		58.72		51.26		27.98		20.65		43.66
1952	19.61	c	25.76		28.35		48.22	a	57.32		69.28		73.24		68.76		61.60		44.58		38.50		27.60		46.90
1953	23.29		24.07		33.69		42.37		57.63	a	68.62		71.68	a	70.37		62.18		55.16		40.75		26.61		48.04
1954	18.80	a	30.70		31.13		49.27		52.35		68.98		70.21		66.63		60.87		48.95		37.12		22.43	a	46.45
1955	17.44		20.18		28.92	a	51.45		58.92		64.70		74.81		72.18		60.50		51.34		31.63		19.29		45.95
1956	20.35		21.74		27.32		43.15		55.61		68.45		66.55		66.82		57.48		55.89		36.32		26.37		45.51
1957	12.44		26.38		33.18		47.53		55.90		66.88		71.60		69.02		59.98		48.40		35.83		28.15	a	46.27
1958	21.00		16.02		32.55		46.87		57.90		61.90		68.83	a	70.38	a	62.30		53.65		38.28		16.85		45.54
1959	10.95		15.45		28.06		45.97		62.84		67.88		69.84		74.31		63.77		46.90		28.04	b	30.95		45.41
1960	23.71		22.41		21.03		48.73		56.85		64.88		70.42		70.03		63.47		49.50		38.66	a	20.47		45.85
1961	17.31		27.73		34.45		41.57		54.32		67.23		71.32		70.56		63.60		51.71		36.77		18.94		46.29
1962	11.81		16.02		28.55		44.52		61.37		66.32		67.50		70.18		58.73		52.23		36.48		20.65		44.53
1963	7.44		13.16		37.70	p	47.47		54.73		68.82		73.05		67.92		61.38		60.06		40.80		13.85		46.24	a
1964	24.84		24.29		29.94		46.80		62.45	a	68.30		72.87	a	67.03		59.57		47.55	a	39.68		20.08		46.95
1965	15.21		17.88		24.24		41.35		60.90		65.68		69.31		67.66		59.38		49.95		36.90		30.73		44.93
1966	10.52		20.95		35.66		43.08		52.34		68.57		74.34		68.11		60.37		49.27		36.48		21.90		45.13
1967	21.44		14.16		31.92		45.63		51.44		67.78		69.34		65.68		60.45		48.47		33.35		25.69		44.61
1968	19.15		17.16		38.82		47.55		54.68		66.72		70.19		70.26		62.63		52.02		36.77		22.68		46.55
1969	15.24		23.23		26.53		46.65		57.87		60.50		70.53		73.18		61.80		47.57	a	34.17	a	22.60		44.99
1970	10.42		19.21		28.21		47.35		57.65		67.91	a	73.91	b	71.08		61.72		52.29		35.67		21.27		45.56
1971	10.21		20.00		27.58		44.05		54.58		71.08		69.53		67.90		65.75		57.26		36.37		25.92		45.85
1972	12.31		16.07		26.45		39.57		60.68		64.67		70.42		69.69		60.58		46.18		34.98		18.87		43.37
1973	22.84		22.84		39.73		44.58		53.44		69.73		73.44		73.03		62.25		55.56		36.23		22.48		48.01
1974	18.94		18.62		32.19		47.30		53.24		64.32		72.84		68.63		57.80		49.65		37.60		27.19		45.69
1975	21.90		19.80		25.82		38.60		61.66		67.62		73.32	a	71.02		57.73		53.32		42.68		23.58		46.42
1976	14.00		27.03		34.10		48.22		54.90		70.28		73.10		69.48		59.77		45.11		28.38		12.40		44.73
1977	3.53		21.61		38.89		50.90		65.92	a	64.86	a	73.58	a	66.47		61.02		48.52		34.98		19.18		45.79
1978	11.44		12.95		27.45		41.78		58.35		66.30		69.45		70.53		64.57		48.60		34.67		19.35		43.79
1979	6.23		9.93		29.53		40.68		55.02		65.17		71.21		66.92		62.05		47.29		34.30		28.06		43.03
1980	17.73		7.50	y	28.90	e	45.15		59.42		64.30		72.66		69.30	a	60.43		44.65		36.68	b	21.34		47.32	a
1981	17.56		24.55		34.97		46.78		55.47		67.40		70.13		68.52		59.05		46.68		38.03		23.79		46.08
1982	8.02		18.48	a	29.71		41.83	a	62.34		61.15		72.31		67.37		59.98		51.71		35.50		29.93	a	44.86
1983	23.66		28.54		33.00		42.22		52.15		68.00		75.65	a	73.23		62.92		51.45		38.30		12.21		46.78
1984	15.56		30.62		27.34		45.73		54.88	a	68.28	a	70.94		72.77		60.32		53.35		36.38	a	26.89		46.92
1985	13.06		18.79		36.90	a	51.00		61.32	a	65.28		71.52		68.24		62.20		50.34		31.12	a	11.68		45.12
1986	18.40		19.70		35.79		50.03		59.92		65.93		73.18		66.48		62.13		50.58	a	32.22		26.05		46.70
1987	23.33	a	30.09		37.13		50.03		61.98	a	71.62		74.84		69.92		63.33	a	45.06		39.78		28.42	a	49.63
1988	15.52		17.10		33.92		46.32		62.02	a	71.37		75.31		74.77		63.08		44.28	a	38.14	a	21.59	c	46.95
1989	28.02	b	13.34		27.11		43.87		56.40		65.59	a	72.22	a	69.44		60.03		51.05	b	32.48		12.48		44.34
1990	28.23		23.73		36.11		48.67		53.35		-----	z	70.61		69.40		63.48		48.84		41.35		22.19		46.00	a
1991	13.40	a	25.11		35.22	a	49.42		63.13	a	70.35		71.81		70.94		60.40		49.52		30.60		25.76	b	47.14
1992	24.21		28.09	a	31.77		42.72		58.06		64.15		66.79		65.90		60.67		47.74		33.12		23.97		45.60
1993	20.16		18.79		29.27		41.80		57.94		64.43		70.92	a	71.23	a	56.43		47.10		34.98	a	25.18		44.85
1994	6.98		14.79		32.47	a	46.15		58.00		69.13		69.84	b	66.38	a	64.19	a	51.15		39.47		29.45		45.67
1995	19.90	b	19.98		34.28	a	41.34	a	56.60		71.08		74.02		74.47		59.88		50.07	a	26.93	a	19.97	a	45.71
1996	14.31		19.55		26.98		41.43		53.63		66.76	a	67.65		70.16		61.33		49.32		28.83		22.50		43.54
1997	16.10		22.54	a	31.37		43.55		50.95		67.19	a	69.19		65.63		61.35		50.69		32.87		27.79		44.93
1998	22.90		32.12		33.88	a	47.92		62.61		66.47		71.85		71.55		66.17		52.27	a	40.67		29.05		49.79
1999	15.80	a	29.59		33.95		48.22		59.73	a	68.16	a	74.84		67.77	a	61.15		49.27		42.67		26.23		48.11
2000	18.73		27.90		40.87		45.27		58.81		65.52		69.15		70.03		61.11	b	52.98		-----	z	-----	z	51.04	b
2001	21.29		19.36		30.63		49.37		58.03	a	66.72		73.02		72.24	b	59.78		48.26	b	45.73		29.98	b	47.87
2002	27.65	a	28.81	a	28.66	c	47.12	b	53.05	b	69.43		74.77		70.37		65.10		44.97		33.98	a	27.55		47.62
2003	16.87		17.46		33.32	a	45.31	a	55.02	c	63.90		69.52		70.97		60.75		48.69		35.78		26.92	e	45.38
2004	11.68		22.16		35.44		45.75		53.94		63.03		67.08		63.65	a	65.10		49.77		38.02		22.38	a	44.83
2005	16.42		26.20		28.18		48.00		53.71		71.09	a	71.53	a	69.81		65.65		50.27		37.03	a	19.16	b	46.42
2006	29.52		18.98	b	33.57	a	50.10		57.15	a	65.57		74.50	a	69.60		57.62	a	44.77		38.70		28.76		47.40
2007	21.76		12.94	a	36.13		43.62		60.08		68.32		70.24		69.85		63.43	c	54.04	h	33.73	d	20.20	a	45.48	a
2008	17.05	a	16.09	a	27.19		45.52		53.56		66.43		70.24		68.08		61.40		47.74		33.57		14.78	a	43.47
2009	8.37		21.44	a	30.13		42.77		56.31		64.62		65.13		66.52		61.68		43.13		40.82		20.30	a	43.43
2010	16.66		19.78	a	34.61		50.00		58.74		66.35		72.71		71.81		58.15		50.40		36.95		18.69		46.24
2011	13.48		18.18		28.00	a	41.80		53.15		64.82		73.92		69.50		57.47		50.02		36.98		27.56		44.57
2012	22.15		27.22		45.97		44.45		59.34		69.17		76.65		68.90		58.73		45.81		35.17		27.76		48.44
2013	18.60		17.57		23.15		39.05		56.19		64.70		69.60		68.45		61.45		48.16		32.20		14.47		42.80
2014	7.23		8.89		22.55		40.53		55.66		67.02		66.10		67.76		59.37		46.35		26.93		25.73		41.18
2015	16.03		8.30		30.50		44.53		58.13		64.70		68.08		67.18		65.92		49.87		41.05		33.45		45.65
2016	17.52		23.24		35.53		42.70		55.94		66.43		71.39		70.71		64.27		51.71		41.98		20.77		46.85
2017	19.61	c	28.18		30.00		47.35		53.06		66.58		69.26		65.45		63.10		51.52		33.57		18.31		45.50
2018	17.40		18.46	a	29.40		33.77		63.07	c	66.70		71.19		69.73		62.21	a	43.66	c	28.40	a	26.66		44.22
2019	14.68	a	14.17	a	26.28	a	42.80		51.68		63.77		72.17	b	67.27		62.77		46.98	b	29.07		27.88	b	43.29
2020	24.40		21.72		36.16		42.48	a	55.85		69.57	c	74.94		72.19	b	61.22	a	45.12	a	42.72	c	28.55	b	47.91
2021	21.85		13.13	a	38.89	h	47.58	e	57.65		71.93	a	71.59	b	72.92	a	64.91	a	56.60	b	37.29	d	29.17	v	51.54	b
2022	-----	z	18.87	a	31.58		41.07		58.71		67.30		71.03	a	69.43	b	62.19	c	48.53		38.15		23.11		48.18	a
2023	26.38	c	23.76	a	30.82	a	46.90	a	57.24		67.47		71.35		69.37		64.42		52.18		37.42	d	34.03	a	48.44
2024	22.35		32.35	c	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	27.35	j
Period of Record Statistics
MEAN	17.83		20.59		31.55		45.35		57.22		66.98		71.68		69.54		61.83		50.05		35.92		23.18		45.99
S.D.	5.90		5.43		4.76		3.40		3.53		2.86		2.73		2.68		2.60		3.61		3.94		5.04		1.78
SKEW	-0.35		0.01		0.41		-0.19		0.30		0.21		0.26		0.20		0.25		0.02		-0.06		-0.18		0.37
MAX	31.19		32.35		45.97		54.19		66.35		75.11		78.73		77.31		69.69		60.23		45.73		34.03		52.26
MIN	-0.35		8.30		21.03		33.77		50.52		60.50		65.13		62.82		56.43		39.66		26.93		11.68		41.18
YRS	126		128		126		129		131		128		128		129		129		127		126		126		108