SILVERTON, CO

Maximum of Maximum Temperature (Degrees Fahrenheit)

(057656)

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
1899	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1900	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1901	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1902	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1903	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1904	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	79.00		76.00		74.00	a	66.00		62.00		47.00		-----	z
1905	47.00		49.00		50.00		58.00		67.00		77.00		78.00		79.00		76.00		70.00		61.00		46.00		79.00
1906	48.00		46.00		50.00		61.00		68.00		82.00		79.00		73.00		71.00		-----	z	55.00	b	54.00	a	-----	z
1907	40.00		43.00		50.00		52.00	d	58.00		72.00		79.00	c	72.00		68.00		62.00	a	58.00	c	55.00	a	79.00	l
1908	41.00		45.00		54.00		58.00		64.00	d	72.00		76.00		73.00		71.00		61.00		56.00		51.00		76.00	d
1909	39.00		42.00		43.00		51.00		62.00		77.00		79.00	a	79.00		68.00		64.00		62.00		40.00		79.00	a
1910	45.00	d	45.00		53.00		64.00		75.00		75.00		78.00	l	75.00		67.00		71.00		56.00		49.00		78.00	p
1911	62.00		43.00		51.00		64.00		66.00		73.00		78.00		80.00		74.00		66.00		59.00		50.00	b	80.00	b
1912	48.00		46.00		45.00		50.00		68.00	f	72.00		74.00		75.00		68.00		65.00		54.00		45.00		75.00	f
1913	46.00		45.00		56.00		57.00		69.00		70.00		80.00		76.00		69.00		63.00		59.00		43.00		80.00
1914	47.00		46.00		56.00		57.00		68.00		77.00		79.00		76.00	a	73.00		65.00		60.00		40.00		79.00	a
1915	46.00		48.00		50.00		59.00		68.00		66.00	o	85.00	f	77.00		84.00		75.00		65.00		57.00	i	-----	z
1916	46.00	f	52.00		58.00		60.00		68.00		77.00		80.00		82.00		71.00		62.00		61.00		54.00		82.00	f
1917	54.00	a	48.00		51.00		56.00		63.00		77.00		88.00		78.00		73.00		74.00		68.00		58.00		88.00	a
1918	62.00		51.00		56.00		59.00		68.00		84.00		82.00		82.00		81.00		73.00		56.00		56.00	b	84.00	b
1919	51.00		40.00		53.00		67.00		68.00		77.00		79.00		77.00		73.00		72.00		62.00		58.00		79.00
1920	60.00		52.00		56.00		63.00		75.00		78.00		82.00		91.00		75.00	f	72.00		58.00		47.00		91.00	f
1921	50.00		53.00		55.00		55.00		66.00		75.00		75.00		75.00		73.00		67.00		60.00		57.00		75.00
1922	42.00		45.00		55.00		57.00		71.00		80.00		93.00		87.00		86.00		69.00		50.00		52.00		93.00
1923	52.00		47.00		48.00		53.00		68.00		76.00	i	79.00		81.00		73.00		71.00		59.00		47.00	a	81.00	j
1924	46.00		53.00		46.00		58.00		76.00		89.00		83.00		92.00	a	78.00		65.00		50.00	b	40.00		92.00	c
1925	40.00		48.00		68.00		65.00		78.00		78.00	a	84.00		88.00		82.00		73.00		62.00		50.00		88.00	a
1926	50.00		60.00		54.00		64.00	a	70.00	a	-----	z	-----	z	-----	z	85.00		68.00		61.00		46.00		-----	z
1927	48.00		55.00		60.00		72.00		78.00		78.00		76.00		74.00		74.00		70.00		52.00		60.00		78.00
1928	52.00		50.00		64.00		61.00		67.00		78.00		82.00		82.00		85.00		66.00		60.00		54.00	a	85.00	a
1929	54.00		50.00		61.00		63.00		74.00		96.00		93.00		81.00		75.00		68.00		55.00		57.00		96.00
1930	44.00		56.00		56.00		62.00		68.00		80.00		82.00		76.00		74.00		65.00		54.00		51.00	c	82.00	c
1931	50.00	e	55.00		51.00		60.00		72.00		80.00		88.00		80.00		74.00		70.00		65.00		65.00		88.00	e
1932	47.00		61.00		62.00		64.00		65.00		77.00		86.00		78.00		75.00		66.00		60.00		47.00		86.00
1933	45.00		48.00		62.00		63.00		68.00		79.00		80.00		80.00		78.00		66.00		61.00		52.00		80.00
1934	52.00		60.00		55.00		61.00		70.00		78.00		82.00		79.00		79.00		68.00		62.00		54.00		82.00
1935	52.00		50.00		54.00		56.00		63.00		74.00		79.00		74.00		75.00		65.00		56.00		50.00		79.00
1936	46.00		46.00		54.00		62.00		69.00		82.00		79.00		78.00		71.00		69.00		60.00		47.00		82.00
1937	37.00		44.00		48.00		57.00		64.00		76.00		75.00		78.00		76.00		63.00		54.00		52.00		78.00
1938	50.00		44.00		47.00	a	60.00		68.00		71.00		78.00		81.00		68.00		63.00		50.00		46.00		81.00	a
1939	44.00		45.00		54.00		62.00		67.00		78.00		83.00		77.00		73.00		64.00		55.00		59.00		83.00
1940	50.00		51.00		53.00		60.00		72.00		77.00		80.00		80.00		75.00		68.00		52.00		50.00		80.00
1941	47.00		53.00		49.00		52.00		68.00		74.00		85.00		82.00		79.00		61.00		53.00		50.00		85.00
1942	46.00		40.00		47.00		60.00		68.00		74.00		80.00		77.00		74.00		68.00		58.00		49.00		80.00
1943	46.00		49.00		59.00		72.00		76.00		74.00		81.00		78.00		74.00		65.00	a	53.00		51.00		81.00	a
1944	47.00		50.00		46.00		57.00		69.00		78.00		75.00		78.00		73.00		65.00		53.00		43.00		78.00
1945	43.00		51.00		53.00		57.00		65.00		74.00		79.00		77.00		77.00		72.00		65.00		46.00		79.00
1946	49.00	l	48.00		55.00		62.00		61.00		78.00		79.00		74.00		71.00		59.00		49.00		50.00		79.00	l
1947	44.00		54.00		48.00		56.00		69.00		73.00		80.00		79.00		75.00		69.00		61.00		43.00		80.00
1948	49.00		50.00		47.00		60.00		69.00		73.00		77.00	a	77.00		78.00		65.00		56.00		45.00		78.00	a
1949	39.00	a	44.00		51.00		62.00		66.00		73.00		78.00		78.00		75.00	a	66.00		62.00		48.00		78.00	b
1950	50.00		50.00		52.00		66.00		70.00		78.00		77.00		78.00		76.00		75.00		57.00		46.00		78.00
1951	47.00		54.00		48.00		57.00		73.00		77.00		79.00		77.00	a	73.00	a	68.00		54.00		42.00		79.00	b
1952	40.00		43.00		42.00		56.00		65.00	a	75.00		79.00		78.00		74.00		72.00		61.00		45.00		79.00	a
1953	51.00	a	48.00		56.00		59.00		66.00	e	79.00		81.00		75.00		73.00		70.00		55.00		43.00		81.00	f
1954	45.00		52.00		49.00	d	62.00	d	72.00		84.00		79.00		77.00		76.00		67.00		59.00		44.00		84.00	h
1955	45.00		49.00		55.00	a	57.00		66.00		77.00		-----	z	76.00		79.00		70.00		56.00		48.00	a	-----	z
1956	49.00		49.00		52.00		59.00		72.00		80.00		-----	z	78.00		79.00		70.00		58.00		50.00		-----	z
1957	42.00		51.00		48.00		52.00		60.00		-----	z	-----	z	76.00		-----	z	67.00		-----	z	46.00		-----	z
1958	46.00		51.00	a	48.00		56.00		72.00	c	78.00	h	81.00		82.00		75.00	u	-----	z	-----	z	58.00		-----	z
1959	50.00		48.00		58.00		69.00		70.00	a	80.00		85.00		76.00		80.00		65.00		56.00		52.00		85.00	a
1960	46.00		48.00		58.00		63.00		72.00		81.00		85.00		83.00		80.00		78.00		55.00		43.00		85.00
1961	48.00		48.00		52.00		61.00		68.00		82.00		81.00		80.00		68.00		67.00		50.00		45.00		82.00
1962	50.00	b	50.00		55.00	a	65.00		67.00	a	75.00		75.00		78.00		75.00		70.00		65.00		56.00		78.00	d
1963	45.00		54.00		52.00		62.00		70.00		81.00		83.00		80.00		76.00		71.00		58.00		48.00		83.00
1964	48.00		47.00		54.00	a	57.00		75.00		75.00		85.00		78.00		72.00		70.00		62.00		52.00		85.00	a
1965	47.00		50.00		52.00		62.00		65.00		74.00	a	75.00		78.00		66.00		72.00	a	60.00	a	47.00		78.00	c
1966	44.00	a	42.00	a	59.00		60.00		71.00		78.00		81.00		81.00		77.00		66.00		58.00	a	47.00		81.00	c
1967	47.00		49.00		55.00		58.00		74.00	a	77.00	a	80.00		77.00		76.00	a	70.00	a	61.00		42.00	a	80.00	e
1968	42.00		49.00		56.00		55.00		73.00		80.00		80.00	a	74.00		72.00	c	68.00	a	52.00	a	45.00		80.00	f
1969	50.00	a	47.00		53.00	a	66.00	a	74.00		75.00		81.00		82.00		73.00		65.00	a	55.00		49.00		82.00	d
1970	50.00		51.00		46.00		53.00		75.00	a	83.00		78.00		78.00	a	70.00		65.00		52.00	a	47.00		83.00	c
1971	51.00	a	51.00		60.00		60.00		67.00		85.00		83.00		82.00		75.00		67.00		58.00		42.00		85.00	a
1972	44.00		53.00		57.00		60.00		69.00		78.00		84.00		83.00		70.00		72.00		45.00		42.00		84.00
1973	42.00	a	47.00		46.00		55.00	c	69.00	a	85.00		83.00		82.00		78.00	a	70.00		63.00		49.00		85.00	f
1974	45.00	a	52.00		55.00		59.00		72.00		82.00	a	83.00		81.00		76.00		72.00	a	50.00		45.00		83.00	c
1975	48.00		48.00		55.00		53.00		68.00		78.00		80.00		78.00		73.00		72.00		63.00		49.00		80.00
1976	50.00		49.00		49.00		56.00		69.00	a	82.00		83.00		78.00		75.00	a	68.00		60.00	b	50.00	p	83.00	t
1977	46.00	a	51.00		50.00		62.00	a	73.00	b	75.00		77.00		75.00		-----	z	-----	z	-----	z	-----	z	-----	z
1978	-----	z	50.00	d	53.00	g	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1979	-----	z	50.00	a	49.00	b	56.00	d	66.00	g	-----	z	-----	z	-----	z	-----	z	-----	z	49.00	c	51.00		-----	z
1980	43.00	a	54.00	c	50.00	g	59.00	k	68.00	f	81.00	d	84.00	d	82.00	n	73.00	r	75.00	n	62.00	p	54.00	c	-----	z
1981	-----	z	54.00	i	47.00	g	69.00	j	66.00	m	80.00	i	-----	z	68.00	y	88.00	a	61.00	a	62.00		42.00		-----	z
1982	41.00		43.00		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1983	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	63.00		46.00		-----	z
1984	45.00		51.00		53.00		60.00	a	73.00		79.00		79.00		77.00		74.00		61.00		54.00		44.00		79.00	a
1985	45.00		50.00		51.00		62.00		69.00		80.00		82.00		82.00		79.00		65.00		58.00	a	47.00		82.00	a
1986	52.00		55.00		61.00		63.00		69.00		78.00		78.00		80.00		75.00		60.00		51.00		45.00		80.00
1987	50.00		54.00		60.00		64.00		67.00		77.00		85.00		79.00		75.00		72.00		57.00		54.00		85.00
1988	50.00		55.00		60.00		65.00		72.00		82.00		81.00		79.00		75.00		73.00		63.00		49.00		82.00
1989	52.00		55.00		61.00		71.00		73.00		80.00		88.00		76.00		77.00		71.00		68.00		55.00		88.00
1990	52.00		55.00		54.00		65.00		70.00		83.00		81.00		80.00		80.00		68.00		56.00		48.00		83.00
1991	43.00		54.00		52.00		60.00		67.00		73.00		79.00		78.00		73.00		72.00	a	56.00		42.00	a	79.00	b
1992	49.00		51.00		49.00		69.00	a	67.00		75.00		79.00		77.00		73.00	a	69.00		51.00		43.00		79.00	b
1993	47.00		47.00	c	57.00		58.00		67.00		76.00		82.00		81.00		72.00		69.00		57.00		47.00		82.00	c
1994	46.00		49.00		56.00		64.00		72.00		82.00		81.00		80.00		74.00		63.00		56.00		43.00		82.00
1995	47.00		54.00		57.00		54.00		63.00		72.00		83.00		80.00		79.00		68.00		57.00		52.00		83.00
1996	51.00		53.00		57.00		62.00		72.00		77.00		80.00		81.00		76.00		69.00		57.00		45.00		81.00
1997	49.00		53.00		63.00		58.00		66.00		75.00		80.00		74.00		73.00		72.00		58.00		43.00		80.00
1998	44.00		48.00		55.00		58.00		67.00		83.00		83.00		76.00		74.00	a	64.00		50.00		46.00	a	83.00	b
1999	51.00		53.00		54.00		62.00	a	68.00	a	77.00		82.00		73.00		72.00		69.00		68.00		56.00		82.00	b
2000	52.00		53.00		56.00		70.00		76.00		78.00		82.00		80.00		76.00		68.00		47.00	a	48.00		82.00	a
2001	47.00		47.00		56.00		61.00		71.00		79.00		81.00		78.00		76.00		68.00		61.00		41.00	a	81.00	a
2002	49.00		50.00		54.00		64.00		79.00		82.00		85.00		85.00		74.00		64.00		55.00		44.00		85.00
2003	51.00		55.00		60.00		64.00		82.00		79.00		86.00		78.00		75.00		75.00		52.00		57.00		86.00
2004	44.00		50.00	b	62.00		60.00		67.00		79.00		80.00		78.00		72.00		64.00		61.00	b	51.00	e	80.00	i
2005	50.00		44.00		54.00	h	59.00	b	76.00	a	78.00	b	83.00		77.00		72.00		69.00		60.00		-----	z	-----	z
2006	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	77.00		72.00		68.00		64.00		47.00		-----	z
2007	47.00		54.00		61.00		68.00		71.00		82.00		84.00	a	81.00		73.00		66.00		61.00		42.00		84.00	a
2008	38.00		-----	z	52.00		59.00		74.00		77.00		83.00		82.00		71.00		68.00		59.00		49.00		-----	z
2009	51.00		49.00		55.00		63.00		75.00		79.00		82.00		83.00		73.00		64.00		63.00		43.00		83.00
2010	47.00		40.00		56.00		58.00		72.00		82.00		84.00		77.00		79.00		73.00		65.00		52.00		84.00
2011	51.00		52.00		53.00		57.00		67.00		79.00		82.00		81.00		76.00		68.00		55.00		48.00		82.00
2012	51.00		46.00		62.00		69.00		-----	z	-----	z	83.00		82.00		74.00		68.00		63.00		53.00		-----	z
2013	51.00		48.00		54.00		65.00		69.00		86.00		81.00		80.00		79.00		69.00		56.00		47.00		86.00
2014	49.00		50.00		52.00	a	61.00		73.00	b	80.00		84.00		78.00		77.00		69.00		62.00		47.00		84.00	c
2015	55.00		57.00		61.00		66.00		67.00		83.00		80.00		78.00		76.00		73.00		58.00		47.00		83.00
2016	49.00		54.00		56.00		62.00		67.00		86.00		82.00		80.00		77.00		67.00		65.00		44.00		86.00
2017	47.00		53.00		59.00		62.00		70.00		83.00		82.00		78.00		79.00		68.00		61.00	a	55.00		83.00	a
2018	51.00		51.00		54.00		65.00	a	74.00		85.00		-----	z	81.00		77.00		67.00		51.00		45.00		-----	z
2019	46.00		45.00		52.00		61.00		-----	z	77.00		-----	z	-----	z	81.00		67.00		65.00		43.00		-----	z
2020	47.00		49.00	a	51.00		71.00		75.00		80.00		85.00	a	82.00		83.00		74.00		66.00		51.00		85.00	b
2021	45.00		48.00		52.00		67.00		70.00		87.00		84.00		79.00		81.00		66.00		60.00		62.00	a	87.00	a
2022	49.00		51.00		58.00		62.00		73.00		81.00	a	82.00		80.00		81.00		65.00		58.00		-----	z	-----	z
2023	44.00		45.00		44.00		61.00		69.00		75.00		86.00		80.00		77.00		73.00		61.00		49.00		86.00
Period of Record Statistics
MEAN	47.54		49.63		53.88		60.66		69.61		78.50		81.22		78.85		75.21		67.94		57.92		48.61		82.29
S.D.	4.33		4.15		4.90		4.60		4.11		4.13		3.39		3.32		4.08		3.68		4.82		5.15		3.64
SKEW	0.41		0.01		0.06		0.21		0.13		0.82		0.65		1.05		0.52		0.01		-0.21		0.65		1.03
MAX	62.00		61.00		68.00		72.00		82.00		96.00		93.00		92.00		88.00		78.00		68.00		65.00		96.00
MIN	37.00		40.00		42.00		50.00		58.00		70.00		74.00		72.00		66.00		59.00		45.00		40.00		75.00
YRS	112		115		112		113		109		107		106		112		111		112		114		113		83