CRATER LAKE NPS HQ, OR

Maximum of Maximum Temperature (Degrees Fahrenheit)

(351946)

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
1919	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	76.00	f	59.00		64.00	b	-----	z
1920	64.00		57.00	b	51.00	a	66.00		68.00		85.00	b	87.00		94.00		82.00	a	64.00		61.00		45.00	g	94.00	m
1921	48.00	b	61.00	a	67.00		60.00	c	73.00		85.00	a	86.00		90.00		77.00		81.00		52.00	l	56.00	b	90.00	u
1922	55.00		48.00		55.00		65.00	a	77.00	b	95.00	a	100.00		87.00		93.00		66.00		55.00	a	51.00		100.00	e
1923	48.00		53.00		61.00		65.00	f	67.00	a	-----	z	83.00		81.00		81.00	a	63.00	a	55.00	d	50.00	c	-----	z
1924	47.00		56.00		53.00		65.00		77.00		90.00	a	91.00		77.00		72.00		76.00	a	51.00	a	54.00	b	91.00	e
1925	46.00		53.00	a	61.00		65.00	a	-----	z	-----	z	92.00	f	92.00	a	86.00	c	-----	z	-----	z	-----	z	-----	z
1926	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	56.00		45.00	a	-----	z
1927	42.00	a	32.00	a	44.00	a	71.00	a	65.00	l	69.00	a	86.00	c	77.00		70.00		60.00		58.00		48.00	a	86.00	u
1928	50.00	b	50.00	b	49.00	a	48.00	b	66.00	a	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1929	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	92.00		-----	z	74.00	b	61.00	c	56.00	e	-----	z
1930	41.00	f	55.00	a	-----	z	56.00		62.00		-----	z	-----	z	79.00		-----	z	-----	z	65.00		51.00	a	-----	z
1931	59.00	b	51.00		54.00	a	65.00		80.00	a	81.00	b	87.00		82.00	e	81.00		67.00		62.00	d	46.00	c	87.00	r
1932	46.00	a	57.00	b	51.00	a	62.00		63.00		81.00		81.00		84.00		86.00		76.00		59.00		52.00	a	86.00	e
1933	50.00		49.00		50.00		60.00	a	69.00	a	73.00	a	82.00	a	89.00		75.00		76.00	b	69.00		53.00	f	89.00	l
1934	56.00		58.00	a	67.00		69.00		72.00	b	80.00		83.00		84.00		82.00		75.00		60.00	b	52.00		84.00	e
1935	53.00	k	53.00		49.00		57.00		74.00		74.00		87.00		82.00		77.00		69.00		71.00		53.00		87.00	k
1936	46.00		48.00		58.00		63.00		70.00		74.00		88.00	b	83.00		76.00		76.00		64.00		47.00		88.00	b
1937	40.00		48.00		43.00		52.00		65.00		76.00		82.00		82.00		81.00	a	59.00		58.00		58.00		82.00	a
1938	52.00		43.00		43.00		54.00		63.00		70.00	a	85.00		77.00		83.00		61.00		52.00		51.00		85.00	a
1939	47.00		44.00		61.00		59.00	a	66.00		73.00		88.00		84.00	h	76.00		72.00		55.00		58.00		88.00	i
1940	48.00		50.00		62.00	a	63.00		68.00		83.00		78.00		85.00	a	67.00	c	67.00		59.00		58.00		85.00	e
1941	50.00		47.00		57.00		56.00	d	72.00		74.00		80.00		78.00	a	69.00		62.00		58.00		49.00		80.00	e
1942	52.00	a	43.00		53.00		61.00		66.00		79.00		83.00		84.00		78.00		75.00		44.00	w	-----	z	-----	z
1943	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	82.00	a	77.00	a	78.00	n	-----	z	-----	z	-----	z	-----	z
1944	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	82.00		80.00		-----	z	-----	z	-----	z	-----	z	-----	z
1945	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1946	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	56.00	a	54.00		54.00		-----	z
1947	53.00		57.00		65.00		70.00		69.00		72.00		74.00	a	76.00		78.00	a	68.00		55.00		51.00		78.00	b
1948	55.00	a	52.00	a	49.00		55.00		65.00		70.00	a	78.00		75.00		79.00		75.00		52.00		37.00		79.00	c
1949	44.00		49.00		55.00	a	64.00		68.00		74.00		82.00		79.00	a	80.00	a	68.00	a	66.00		51.00		82.00	d
1950	42.00		50.00		51.00	a	55.00		68.00		76.00	a	78.00		82.00		82.00		71.00		58.00		55.00		82.00	b
1951	49.00		52.00	c	54.00	a	65.00		66.00		75.00		81.00	a	82.00	a	80.00	a	66.00		55.00	a	55.00		82.00	h
1952	40.00	a	49.00		53.00		58.00	a	64.00		69.00		80.00	c	79.00	e	80.00	h	74.00	e	58.00		55.00		80.00	w
1953	54.00		51.00		52.00	a	58.00		60.00	a	65.00	a	86.00		84.00		82.00	a	66.00	a	57.00		52.00		86.00	e
1954	43.00		66.00		50.00	a	62.00	a	70.00	a	78.00	c	78.00	b	80.00		75.00	a	63.00	a	60.00	a	55.00		80.00	k
1955	50.00		47.00		52.00		50.00		65.00		78.00		80.00		81.00		86.00	i	67.00		62.00		48.00		86.00	i
1956	40.00		46.00		52.00		59.00	b	68.00		75.00	c	90.00		76.00	a	80.00	c	68.00	a	61.00		62.00		90.00	j
1957	42.00		54.00	a	51.00	a	63.00	a	68.00		75.00		76.00		73.00		76.00		58.00		60.00		51.00		76.00	c
1958	45.00		50.00		43.00		53.00		68.00		76.00		82.00		83.00		77.00		80.00		55.00		57.00		83.00
1959	50.00		46.00		55.00		58.00		71.00		78.00	b	85.00		85.00		81.00		69.00		61.00		55.00		85.00	b
1960	45.00		46.00		61.00		61.00		62.00		71.00		85.00		83.00		75.00		72.00		51.00		55.00		85.00
1961	57.00		42.00		54.00		59.00		64.00		80.00		83.00		89.00		72.00		73.00		66.00		52.00		89.00
1962	56.00		60.00		55.00		60.00		55.00		82.00		81.00		86.00		79.00		66.00		65.00		56.00		86.00
1963	58.00		55.00		49.00		53.00		69.00		74.00		76.00		81.00		77.00		72.00		52.00		56.00		81.00
1964	48.00		55.00		51.00		57.00		60.00		71.00		82.00		80.00		81.00		75.00		62.00		50.00		82.00
1965	49.00		52.00		52.00		58.00		62.00		68.00		80.00		78.00		72.00		70.00		57.00		45.00	a	80.00	a
1966	47.00		45.00		61.00		62.00		69.00		77.00		80.00	a	80.00		78.00	a	70.00		66.00		48.00		80.00	b
1967	47.00		51.00		50.00		43.00		69.00	a	77.00		82.00		86.00		79.00		65.00		62.00		51.00		86.00	a
1968	58.00		54.00		53.00		63.00		63.00		80.00		86.00		81.00		80.00		67.00		48.00		35.00		86.00
1969	48.00		37.00		57.00		57.00		69.00		74.00		80.00		80.00		81.00		62.00		60.00		50.00		81.00
1970	41.00		54.00		53.00		50.00		68.00		77.00		80.00		82.00		74.00		74.00		53.00		39.00		82.00
1971	56.00		58.00		48.00		52.00		61.00		66.00		81.00		83.00	a	75.00		71.00		58.00		41.00		83.00	a
1972	47.00		45.00		59.00		56.00		71.00		74.00		84.00		88.00		76.00		68.00		50.00		55.00		88.00
1973	45.00		47.00		46.00		62.00		74.00		76.00		-----	z	83.00		80.00		68.00		41.00		43.00		-----	z
1974	45.00		49.00		49.00		57.00		61.00		74.00		80.00		84.00		81.00		75.00		61.00		45.00		84.00
1975	57.00		49.00		52.00		51.00		65.00		69.00		84.00	a	76.00		77.00		72.00		54.00		57.00		84.00	a
1976	56.00		60.00		54.00		57.00		66.00		71.00		79.00		75.00		77.00		72.00		68.00		60.00		79.00
1977	55.00		56.00		51.00		60.00		56.00		76.00		79.00		87.00		74.00		70.00		52.00		44.00		87.00
1978	44.00		51.00		57.00		60.00		60.00		68.00		79.00		82.00		68.00		69.00	g	57.00		44.00		82.00	g
1979	43.00		38.00		59.00		54.00		-----	z	-----	z	83.00		79.00		77.00		75.00		55.00		59.00		-----	z
1980	52.00		44.00		45.00		68.00		65.00		67.00		83.00		78.00	a	76.00		76.00		65.00	a	60.00		83.00	b
1981	57.00		55.00		51.00		67.00		68.00		77.00		83.00		90.00		82.00		66.00		57.00		42.00		90.00
1982	48.00		47.00		49.00		55.00		66.00		71.00		78.00		78.00		74.00	a	64.00		50.00		48.00		78.00	a
1983	55.00	a	37.00		39.00	b	-----	z	71.00		65.00		80.00	a	82.00		72.00		65.00		45.00		45.00	a	-----	z
1984	55.00		56.00		51.00		57.00		70.00		70.00		80.00		81.00		73.00		67.00		42.00		41.00		81.00
1985	56.00		51.00		55.00		64.00		63.00		81.00	a	79.00		79.00		72.00		69.00		55.00	a	56.00	b	81.00	d
1986	48.00		55.00		58.00		65.00		75.00		78.00		75.00		80.00		79.00	a	67.00		60.00		51.00		80.00	a
1987	50.00		51.00		54.00		67.00		68.00		81.00	a	84.00		83.00		83.00		75.00		58.00		40.00	a	84.00	b
1988	55.00	a	55.00		56.00		63.00		68.00		78.00	a	84.00		83.00		87.00		74.00		62.00		54.00		87.00	b
1989	55.00		43.00		45.00		62.00		63.00		68.00		78.00		77.00		72.00		70.00		59.00		55.00	a	78.00	a
1990	48.00	a	52.00		-----	z	63.00		68.00		78.00		-----	z	86.00		79.00		73.00		61.00	b	52.00	a	-----	z
1991	49.00		54.00		50.00		50.00		58.00		69.00		81.00		78.00		80.00		77.00		56.00		48.00		81.00
1992	46.00		58.00		55.00		60.00		76.00		83.00		82.00		87.00		77.00		74.00		54.00		45.00		87.00
1993	45.00		45.00		52.00		49.00		62.00	a	72.00		70.00		79.00		78.00		72.00		59.00	a	48.00	a	79.00	c
1994	57.00	a	41.00		62.00		60.00	a	69.00	a	75.00		86.00	d	77.00		79.00		67.00	b	46.00	a	43.00		86.00	j
1995	41.00		58.00		49.00		58.00		67.00		69.00		78.00		78.00		79.00		66.00		59.00	b	43.00		79.00	b
1996	52.00		58.00		57.00	a	62.00		63.00		70.00		82.00		85.00		75.00		78.00		60.00		42.00	b	85.00	c
1997	45.00		51.00	a	58.00		58.00		69.00		66.00		76.00		81.00		71.00	a	66.00		59.00	a	53.00		81.00	c
1998	58.00	b	34.00	a	51.00	a	63.00	b	62.00		65.00		82.00		84.00		84.00	a	71.00		46.00		50.00		84.00	g
1999	52.00	a	36.00	b	51.00	a	58.00		68.00		69.00		80.00		79.00		75.00		69.00		57.00	a	54.00	a	80.00	f
2000	42.00		45.00		52.00		62.00	a	68.00		76.00		79.00		80.00		76.00		69.00		52.00		54.00		80.00	a
2001	52.00		45.00		55.00		63.00		76.00		76.00	a	81.00		86.00	a	76.00		75.00		57.00		38.00		86.00	b
2002	40.00		51.00		56.00		60.00		61.00		78.00		88.00		84.00		81.00		72.00		58.00		54.00		88.00
2003	55.00	a	49.00		56.00		48.00		71.00	d	79.00		87.00		85.00		81.00		72.00		45.00	a	44.00		87.00	f
2004	49.00	a	46.00		61.00		65.00		62.00		73.00		81.00		81.00		72.00	a	72.00		60.00		54.00	a	81.00	c
2005	58.00		56.00		61.00		55.00		70.00	a	71.00		81.00	a	82.00		75.00		65.00		57.00		49.00	a	82.00	c
2006	42.00		49.00		39.00		62.00		70.00		80.00	a	87.00		79.00		78.00		67.00	b	49.00	a	48.00		87.00	d
2007	53.00	a	55.00		63.00	a	63.00		70.00		72.00	b	87.00		87.00		78.00		65.00	a	66.00	a	42.00	b	87.00	h
2008	42.00		51.00		49.00	a	61.00		71.00	g	76.00	d	80.00		86.00		80.00		70.00		60.00	a	56.00	a	86.00	n
2009	56.00		54.00		54.00		66.00	a	70.00		77.00		83.00		85.00		80.00		64.00		55.00		53.00		85.00	a
2010	40.00		48.00		53.00		54.00	a	56.00		68.00		81.00		80.00		75.00		76.00		59.00		41.00		81.00	a
2011	52.00		49.00		39.00		54.00		59.00	a	68.00		76.00		75.00		77.00		68.00		50.00		52.00		77.00	a
2012	51.00		46.00		52.00		63.00		65.00		68.00		76.00		83.00		74.00		75.00		63.00		43.00		83.00
2013	55.00		47.00		57.00		59.00		65.00		76.00		83.00		80.00		76.00		65.00	i	54.00		55.00		83.00	i
2014	55.00		48.00	a	52.00	a	56.00		67.00		68.00	a	82.00		78.00		76.00		73.00	a	63.00		44.00	b	82.00	f
2015	60.00		57.00		59.00		67.00	c	68.00		86.00		84.00		84.00		82.00		74.00		48.00	b	45.00	b	86.00	g
2016	42.00		54.00		50.00		62.00		62.00	a	76.00		83.00		82.00		76.00		59.00		58.00		39.00		83.00	a
2017	46.00		48.00		46.00		55.00		76.00		77.00		79.00		84.00	a	85.00		67.00	a	60.00	a	55.00		85.00	c
2018	51.00		54.00		51.00		65.00		64.00		77.00		81.00	a	85.00		77.00	a	66.00	a	54.00	a	40.00	a	85.00	e
2019	53.00		49.00		49.00		61.00		63.00		74.00	a	77.00	a	78.00		74.00		62.00		62.00	a	42.00		78.00	c
2020	42.00		50.00		51.00		60.00	a	72.00		80.00		81.00		82.00		84.00		74.00		65.00		56.00		84.00	a
2021	55.00		38.00		55.00		61.00	a	67.00	a	88.00		81.00		84.00		78.00		66.00		53.00		57.00		88.00	b
2022	55.00		59.00		56.00		63.00		62.00	d	78.00		86.00		84.00		82.00		71.00		54.00		48.00		86.00	d
2023	47.00		52.00		36.00		66.00	b	70.00		70.00		80.00		82.00		74.00	a	69.00	a	53.00	a	52.00		82.00	e
2024	54.00	d	45.00	c	56.00	a	58.00	n	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	49.75		50.05		52.97		59.57		66.86		74.97		81.89		81.97		77.76		69.49		57.19		50.03		82.95
S.D.	5.68		6.17		5.90		5.33		4.89		5.75		4.09		4.07		4.33		5.10		5.79		6.18		3.36
SKEW	0.02		-0.46		-0.22		-0.48		0.07		0.62		0.78		0.44		0.26		-0.26		-0.37		-0.29		0.05
MAX	64.00		66.00		67.00		71.00		80.00		95.00		100.00		94.00		93.00		81.00		71.00		64.00		90.00
MIN	40.00		32.00		36.00		43.00		55.00		65.00		70.00		73.00		67.00		56.00		41.00		35.00		76.00
YRS	97		99		97		96		94		93		95		99		94		95		98		97		58