MONTELLO WWTP, WI

Average of Average Temperature (Degrees Fahrenheit)

(475581)

File last updated on April 23, 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
1954	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	59.12	r	48.60	b	36.98		23.66	b	36.41	i
1955	17.50	a	18.35	a	28.85		52.43		60.34		65.38		75.66		73.26		61.05		50.19		31.35	d	18.00		46.03
1956	18.27		19.60		27.45		42.45	a	56.50		70.78	a	67.87	d	68.58		56.93		53.44		34.94	c	23.76	b	45.05
1957	11.71	b	24.75		32.50		50.15	f	55.40		66.72		72.11		67.62	a	57.88	d	45.60	b	32.98		25.47	a	44.79	a
1958	19.09	b	15.09		31.26		45.72		57.05		61.67		69.46	r	69.40		60.93		52.67	b	37.80		15.59	b	42.39	a
1959	10.07	a	14.94	b	27.60	b	45.48		62.40		68.58		70.48		72.87		61.31	a	43.83	b	24.78	l	28.60	j	47.76	b
1960	20.45		20.52		19.48	g	48.63	c	54.79		63.10		69.12	c	68.44		61.80		47.90	a	36.28		19.44		46.41	a
1961	13.83	h	25.87	b	34.05		41.52		54.82		67.31	c	70.79		69.82		58.72	e	50.13		34.97		19.19		47.93	a
1962	11.47		15.83	d	27.35	a	44.58		61.06		65.33		66.97		68.97		57.07		50.69		34.45		18.46	h	45.80	a
1963	4.81		11.12		30.63		47.03		52.81		68.13		71.55		66.73		59.23		58.34		38.30		12.31		43.42
1964	21.76		23.50		28.60		45.77		61.74		66.63		71.48		65.95		57.43		45.85		36.60		16.39		45.14
1965	11.79	b	15.30		22.95		41.00		59.73		64.63		67.82		65.34		56.47		48.11		34.02		28.38	a	42.96
1966	8.26	b	18.62		33.77		41.30		52.68		67.03		72.42		65.61		58.57		47.63		33.50		19.60	a	43.25
1967	19.35		12.32		29.97		43.90		50.61		67.08		67.87		63.34		58.25		46.63		31.30		22.98		42.80
1968	16.95		15.79		38.06		47.25		53.55		64.97		68.35		68.74		59.43		49.11		33.88		19.66		44.65
1969	13.29		21.41		24.98		47.10		56.66		57.63		68.44		68.52		58.02		44.50		32.34	a	20.97		42.82
1970	8.71		17.73		27.48		45.45		56.82		68.88		72.74		70.03	a	61.32		51.57	a	-----	z	22.00		45.70	a
1971	9.73		19.25		27.71	c	45.42		55.32		71.25		70.23	a	68.58		64.65		56.68		35.23		-----	z	47.64	a
1972	12.34		18.34		27.44		42.75		62.55		65.58		69.08		69.03		61.03		47.00		34.52		18.92		44.05
1973	22.22	a	23.16		40.27		42.67	j	55.08	a	70.18		73.55	a	72.37		61.83	a	55.73		36.05		22.87		48.48	a
1974	19.79		20.46		33.85		48.73		56.53	b	65.57		74.79		69.56		60.03		51.06		38.47		27.63		47.21
1975	20.02		21.07		27.82		40.73		63.94		69.18		74.74		71.85		57.60		52.15	a	41.70		24.65		47.12
1976	13.56		26.97		34.79		48.28		55.37		69.38		72.74		67.60		58.92		44.24		27.52		10.92	a	44.19
1977	3.18		21.55		39.29		53.08	e	65.11		66.00		75.11		65.31		61.69	a	49.77		35.52	a	18.90	a	46.21
1978	10.58		12.86		29.15	a	44.78		60.13		67.82		71.17	b	71.54	e	65.73		48.56		35.42		20.11		44.82
1979	5.48		11.27		32.94		43.05	a	56.81		66.92		70.76		67.70	a	62.63		46.33	d	35.09	b	28.84		43.98
1980	17.83	b	16.17		28.42		47.85		60.89		66.35		74.52		70.40	a	-----	z	-----	z	-----	z	-----	z	47.80	d
1981	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1982	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	71.38	a	65.85		57.50	a	59.67	y	-----	z	-----	z	64.91	i
1983	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	69.50	v	60.25	l	44.62	e	34.80	b	6.74		28.72	i
1984	12.42	a	26.36		24.56		45.14	a	53.58		68.33	a	69.32		71.92		57.43	c	52.10	b	35.09	a	24.15		45.03
1985	12.85	a	16.05		35.95	a	51.93	c	61.17	a	63.57	a	69.43	a	64.61	c	59.93	c	46.73	c	29.10	e	9.38	b	43.39
1986	16.90		19.00		35.50	a	50.72	a	59.35		67.09	a	71.71		65.27		60.48		48.58		30.50		24.50	b	45.80
1987	21.84		28.95		36.79		49.73		60.10	a	70.12		74.18		68.56		61.53		43.28	a	38.37		27.63	a	48.42
1988	11.52	b	15.60		32.98		45.83		61.10		70.75		73.72	a	73.38	a	62.34	a	43.06		36.85		21.63		45.73
1989	23.33	a	13.55		26.50		44.59	c	57.09	b	65.74	c	71.77	c	68.83	b	58.07	a	49.43	c	31.23		10.20	c	43.36
1990	27.48		23.21	b	36.52		47.33		52.95		66.40		70.08		67.95		63.10		46.02		39.18		19.45		46.64
1991	12.24		23.54		33.81		48.93		61.95		69.55		70.24		68.94		58.83	a	47.63		28.67	a	23.18	a	45.63
1992	23.24		27.47		32.40		41.53		57.92		63.62		66.39		64.65		58.03		47.52	a	32.05		22.43	a	44.77
1993	16.73	a	17.96		29.87		40.95		58.11		64.03		70.03		70.61		54.38		46.53	a	33.02		23.82		43.84
1994	5.89		12.84		33.10		46.33		57.18		68.85		68.74		65.98	a	63.17		51.72	b	39.10		27.15	a	45.00
1995	17.68		20.94	a	34.15		40.32		55.28	a	70.67		72.81		73.94		57.67		49.26		26.67	c	18.18		44.80
1996	14.23	a	17.81		25.43	a	41.05	b	52.67	a	66.02	b	67.73		68.23		61.28		49.40	a	27.53	a	20.60		42.67
1997	14.05		23.61		32.82		43.31	a	52.11		67.97		69.84		65.15		61.14	a	49.48		32.62		28.44		45.04
1998	22.08		32.48		34.30	a	48.28		63.27	a	66.25		71.96	c	70.68	a	64.82		50.95		39.66	a	28.52	a	49.44
1999	14.18		29.23		34.10		48.47		60.10		67.52		74.32		67.42		59.87		47.82		42.17		24.09	b	47.44
2000	17.92		27.71		40.05		44.87		59.21		65.55	a	69.15		70.33	a	60.32		52.09	b	34.27		10.40		45.99
2001	20.84		18.63	b	30.97	a	49.62	a	59.50	a	65.77		72.53		71.71		59.16	a	48.35		45.30		29.32	a	47.64
2002	26.03		29.61	a	28.16		46.05		54.35	a	68.60		74.35		69.90		64.22		45.07	a	33.83		26.11		47.19
2003	15.95	a	16.65	a	31.76		44.93	a	55.47		64.60		69.53		71.60		60.95		48.53		35.23		26.95		45.18
2004	13.11		21.98		36.20	a	46.41	a	55.06		64.00		68.52		64.15		64.45		49.85		38.75		22.40	a	45.41
2005	15.85		26.91		29.58		49.70		54.61		71.55		72.10		69.65	a	65.18		50.50		35.97		18.61		46.68
2006	29.55		21.69	a	34.08	a	50.65		58.69	b	65.95		73.37		69.58		57.57		44.42		38.37		28.84		47.73
2007	23.37		13.95		36.53	a	44.32		61.08		67.40	a	70.81		69.55		61.47		54.47	a	34.59	a	18.65	a	46.35
2008	15.32	a	13.50		27.15		45.45		54.11		66.67		70.34		67.79		-----	z	47.63		35.15		14.18		41.57	a
2009	8.00		22.52		31.13		44.12		57.55		65.63		65.44		66.47		61.75		43.39		41.26	a	20.55		43.98
2010	16.16		22.52		37.55		51.38		59.53		67.12		72.73		72.15		58.70		50.81		36.48		17.87		46.92
2011	14.03		19.61		29.45		42.98		55.56		65.90		74.40		70.23		58.27		50.45		37.43		27.66		45.50
2012	22.19		28.48	a	47.95		46.20		61.82		69.43		78.08	a	69.29		59.13		46.31		35.78		27.48		49.35
2013	18.40		18.38		25.47		40.60		58.08		65.88		69.92		68.73		61.53		47.63		32.30		14.74		43.47
2014	8.05		9.57		23.89		42.80		57.71		69.23		66.95		69.47		59.62		47.58		27.85		26.45		42.43
2015	17.05		8.36		32.13		46.55		59.10		65.20		69.06		68.23		65.90		50.42		41.47		34.82		46.52
2016	17.85		24.71		38.26		44.62		57.77		67.33		71.37		71.98		64.38		52.82		43.50		22.29		48.07
2017	21.05		29.43		32.21		49.53		55.58		67.20		69.97		66.15		63.53		51.87		33.60	a	20.69		46.73
2018	17.39		19.18		32.18		36.10	a	64.08		68.45		70.92		70.26		62.88	a	46.34		30.08		27.10		45.41
2019	14.61		15.54		27.90		45.12		53.45		64.98		73.00		66.68		63.03		46.69		29.92		27.08		44.00
2020	23.92	a	22.32	a	36.02	a	42.33	a	55.34		67.57		72.73		69.35		58.23		42.97		40.23		25.84		46.40
2021	21.27		13.15	b	39.36	b	47.60		56.57	b	70.22	a	70.37		70.39		61.88	a	55.17	b	34.97	a	28.37	a	47.44
2022	11.27		18.67	a	33.53	b	41.90	a	60.03		67.53		71.27	a	69.74		61.67		48.82	a	37.95		22.34		45.39
2023	25.94		23.91	a	32.24		46.67		58.44		68.69	a	71.77		70.02		64.73		52.03	b	32.74	g	33.42		49.80	a
2024	22.48		33.35	b	37.92	a	45.82	h	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	31.25	i
Period of Record Statistics
MEAN	16.25		20.16		32.09		45.61		57.66		66.95		71.10		68.84		60.56		48.88		35.16		22.07		45.45
S.D.	5.78		5.68		4.70		3.41		3.31		2.42		2.49		2.43		2.59		3.36		3.99		5.82		1.73
SKEW	-0.06		0.20		0.48		-0.04		0.16		-0.73		0.16		-0.14		0.16		0.42		0.07		-0.48		0.24
MAX	29.55		33.35		47.95		53.08		65.11		71.55		78.08		73.94		65.90		58.34		45.30		34.82		49.44
MIN	3.18		8.36		22.95		36.10		50.61		57.63		65.44		63.34		54.38		42.97		26.67		6.74		42.43
YRS	66		67		66		64		66		66		66		67		65		67		64		64		54