DUTCH HARBOR, AK

Maximum of Maximum Temperature (Degrees Fahrenheit)

(502587)

File last updated on April 18, 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
1915	-----	z	-----	z	-----	z	-----	z	58.00		73.00	a	71.00	a	73.00		68.00		57.00		54.00		48.00		-----	z
1916	48.00		43.00		41.00		47.00		55.00		57.00		68.00		63.00		62.00		65.00		47.00		42.00	a	68.00	a
1917	-----	z	-----	z	-----	z	44.00		54.00		64.00		79.00		63.00		68.00		56.00		38.00		42.00		-----	z
1918	45.00		45.00		52.00		49.00		59.00		56.00		65.00		69.00		56.00		51.00		45.00		56.00	a	69.00	a
1919	41.00		40.00	a	45.00		42.00		48.00		62.00		77.00		69.00		64.00		61.00		48.00		48.00	a	77.00	b
1920	38.00		48.00		53.00		61.00		54.00		70.00		70.00		59.00		63.00		61.00		50.00		44.00		70.00
1921	40.00	c	39.00		54.00		46.00		52.00		58.00		67.00		70.00		65.00		53.00		51.00		49.00		70.00	c
1922	47.00		46.00		48.00		48.00		51.00	a	59.00		68.00		68.00		70.00		58.00		50.00		46.00		70.00	a
1923	45.00		48.00		46.00		48.00		58.00	a	58.00		75.00		74.00		64.00		50.00		45.00		44.00		75.00	a
1924	43.00		38.00		52.00		55.00		59.00		67.00		72.00		-----	z	-----	z	59.00		-----	z	46.00		-----	z
1925	43.00	a	45.00		54.00		49.00		55.00		60.00		65.00		-----	z	-----	z	60.00		54.00		-----	z	-----	z
1926	46.00	t	42.00		48.00		52.00		57.00		68.00		71.00		72.00		67.00		62.00		67.00		56.00		72.00	t
1927	49.00		46.00		46.00		48.00		66.00		60.00		66.00		70.00	c	70.00		62.00		53.00		52.00		70.00	c
1928	46.00		48.00		46.00	a	48.00		50.00		57.00		61.00	a	64.00		68.00		58.00		48.00		45.00		68.00	b
1929	56.00		47.00		52.00		52.00		64.00	a	72.00	b	70.00	c	80.00		64.00		52.00	a	50.00		43.00		80.00	g
1930	46.00		48.00		50.00		52.00		57.00		55.00		69.00		76.00		59.00		55.00		54.00		42.00		76.00
1931	38.00		38.00		48.00		-----	z	56.00		55.00		66.00		73.00		74.00		60.00		54.00		53.00		-----	z
1932	56.00		60.00		58.00		51.00		53.00		57.00		67.00		72.00		68.00		54.00		47.00		46.00		72.00
1933	55.00		44.00		46.00		52.00		61.00		61.00		74.00		63.00		63.00		54.00		49.00		45.00		74.00
1934	39.00		44.00		47.00		47.00		57.00		57.00		72.00		74.00		61.00		52.00		48.00		42.00		74.00
1935	50.00		41.00		52.00		61.00		58.00		63.00		74.00		76.00		60.00		59.00		58.00		44.00		76.00
1936	42.00		55.00		69.00		55.00		55.00		64.00		75.00		71.00		69.00		55.00		52.00		48.00		75.00
1937	55.00		47.00		48.00		53.00		51.00		58.00		64.00		79.00		67.00		57.00		53.00		51.00		79.00
1938	46.00		51.00		44.00		49.00		51.00		54.00		74.00	a	71.00		63.00	a	58.00		52.00		43.00		74.00	b
1939	43.00		45.00		45.00		59.00		56.00		64.00		64.00		75.00	a	80.00		58.00		49.00		38.00		80.00	a
1940	45.00		43.00		48.00		52.00		56.00		57.00		70.00		64.00		63.00		55.00	a	50.00		42.00		70.00	a
1941	42.00		43.00		48.00		48.00		56.00		60.00		70.00		74.00		73.00		56.00		54.00		51.00	m	74.00	m
1942	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1943	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1944	39.00		46.00	a	45.00	a	46.00		54.00		59.00		62.00		77.00		-----	z	-----	z	-----	z	-----	z	-----	z
1945	-----	z	-----	z	46.00	b	53.00		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1946	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	74.00		69.00		59.00	a	54.00		47.00		50.00	a	-----	z
1947	51.00		43.00		50.00		48.00		50.00		62.00		72.00		74.00		75.00		54.00	k	-----	z	-----	z	-----	z
1948	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1949	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1950	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	48.00	d	-----	z
1951	43.00		47.00		50.00		50.00		56.00		60.00		72.00		66.00		63.00		54.00		50.00		50.00	a	72.00	a
1952	58.00		44.00		49.00		48.00		54.00		62.00		66.00		67.00		64.00		53.00		52.00		44.00		67.00
1953	40.00		44.00		43.00		45.00		52.00		66.00		65.00		77.00		58.00		51.00		45.00		42.00		77.00
1954	41.00		39.00		47.00		51.00		50.00		57.00		62.00	h	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1955	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1956	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1957	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1958	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1959	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1960	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1961	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1962	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1963	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1964	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1965	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1966	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1967	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1968	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1969	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1970	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1971	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1972	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1973	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1974	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1975	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1976	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1977	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1978	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1979	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1980	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1981	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1982	-----	z	-----	z	-----	z	50.00	b	57.00	a	59.00		61.00		82.00	a	56.00	a	54.00	e	50.00	b	41.00	e	-----	z
1983	40.00	d	41.00		43.00	a	54.00		55.00		58.00		65.00		74.00		59.00		56.00	a	-----	z	45.00	a	-----	z
1984	42.00	a	39.00	a	45.00		46.00	e	55.00		63.00	a	72.00		75.00		58.00		53.00	a	48.00		55.00		75.00	i
1985	46.00		46.00		61.00		44.00		51.00		73.00		73.00		74.00	e	74.00	e	58.00	c	52.00	l	46.00	l	-----	z
1986	45.00	f	48.00	c	43.00	a	49.00	e	54.00	e	58.00	a	66.00	j	65.00	g	63.00	c	57.00		65.00	a	47.00	i	-----	z
1987	45.00	g	44.00	d	46.00	e	51.00	i	52.00	h	57.00	i	74.00		67.00		68.00	a	57.00	e	47.00	b	47.00	c	-----	z
1988	48.00	a	45.00	f	-----	z	47.00	c	-----	z	60.00		-----	z	72.00	a	60.00		53.00		48.00	b	49.00	a	-----	z
1989	45.00	g	52.00	b	54.00	c	48.00	j	57.00	b	62.00	j	69.00	e	70.00	c	67.00	d	57.00	f	-----	z	46.00	b	-----	z
1990	42.00		44.00	a	-----	z	-----	z	53.00		70.00	c	-----	z	73.00	a	67.00		57.00	b	53.00		52.00	a	-----	z
1991	46.00		43.00	a	50.00	a	47.00		53.00		57.00		65.00		71.00	a	63.00		58.00	a	57.00	a	45.00	b	71.00	g
1992	44.00	d	48.00		45.00		45.00	a	56.00		60.00		61.00		64.00	a	62.00		55.00		48.00	a	55.00	d	64.00	k
1993	50.00	c	48.00		56.00		50.00		57.00		61.00		65.00		68.00	a	69.00		57.00	a	56.00		46.00		69.00	e
1994	53.00		51.00		46.00	a	46.00		52.00		70.00		75.00		76.00		67.00		56.00	a	54.00		59.00	b	76.00	d
1995	46.00	b	49.00		49.00	a	54.00		53.00		60.00		64.00		71.00		60.00		65.00	a	50.00		49.00	a	71.00	e
1996	47.00		50.00		50.00		48.00		59.00		64.00		70.00	a	75.00	a	62.00		55.00	a	52.00		-----	z	-----	z
1997	46.00		48.00		47.00		46.00		60.00		65.00		73.00		75.00		62.00		58.00	b	48.00		47.00		75.00	b
1998	43.00		45.00	a	48.00		50.00		52.00	b	61.00		69.00		78.00	b	63.00	a	54.00	b	52.00	b	48.00	d	78.00	n
1999	50.00	a	40.00	b	47.00		58.00		54.00		57.00	a	75.00	a	67.00		60.00		58.00	b	46.00	b	-----	z	-----	z
2000	46.00		45.00		47.00	a	48.00	a	50.00		62.00		66.00		68.00		62.00		58.00		54.00	a	47.00	c	68.00	f
2001	44.00	d	47.00		46.00	a	51.00		49.00		-----	z	71.00		79.00		64.00		58.00		49.00		46.00	b	-----	z
2002	47.00		42.00		45.00		56.00		58.00	a	62.00		67.00		67.00		73.00		56.00		51.00		45.00	a	73.00	b
2003	47.00	a	48.00	c	48.00		52.00		54.00		64.00		71.00		72.00		60.00		54.00		57.00		45.00	a	72.00	e
2004	44.00	a	44.00		45.00		47.00		57.00	a	61.00		66.00		72.00		69.00		63.00	a	53.00	a	46.00	a	72.00	e
2005	48.00		48.00		47.00		50.00	a	55.00		59.00		61.00		68.00	a	66.00		55.00		55.00	a	48.00		68.00	c
2006	41.00		54.00		54.00		55.00		60.00		63.00		70.00		66.00		62.00	a	54.00		50.00		45.00	a	70.00	b
2007	45.00		50.00	a	42.00	b	46.00	a	49.00		63.00		64.00		81.00	a	60.00	a	59.00		52.00	c	48.00		81.00	i
2008	49.00	b	-----	z	-----	z	47.00	p	54.00		60.00		68.00		62.00		60.00		54.00		47.00		50.00		-----	z
2009	43.00	b	51.00	c	52.00	d	55.00	b	56.00	a	60.00		68.00		61.00	a	57.00	a	57.00		50.00		47.00		68.00	n
2010	45.00		46.00		40.00	a	49.00		57.00		56.00		62.00		65.00	a	68.00		54.00		51.00		51.00		68.00	b
2011	47.00	a	46.00		46.00		49.00		54.00		55.00		69.00		71.00		60.00		58.00		53.00		47.00		71.00	a
2012	42.00		44.00		46.00		45.00		49.00		54.00		72.00		74.00		59.00		56.00		50.00		56.00	b	74.00	b
2013	46.00		46.00		43.00		46.00		51.00		63.00		74.00		75.00		69.00		61.00		66.00		53.00		75.00
2014	52.00		45.00		46.00		48.00		53.00		58.00		63.00		67.00		63.00		54.00		51.00		49.00		67.00
2015	46.00		48.00		52.00		59.00		55.00	a	60.00		65.00		74.00		74.00		62.00		51.00		48.00	a	74.00	b
2016	44.00		48.00		48.00		50.00		56.00		68.00		74.00		68.00		65.00		59.00		47.00		49.00		74.00
2017	48.00		49.00		45.00		49.00		53.00		64.00		74.00		69.00		66.00		55.00	t	56.00	f	43.00	m	-----	z
2018	45.00	p	51.00		49.00	c	54.00		53.00	l	54.00		68.00	b	77.00		69.00	g	58.00	b	50.00		45.00	a	-----	z
2019	45.00	b	50.00		53.00		46.00	g	51.00	h	57.00	b	68.00	a	77.00	c	64.00		54.00	e	50.00	e	48.00	b	-----	z
2020	47.00	b	49.00		57.00	a	55.00	b	55.00	c	59.00		73.00	b	62.00	a	58.00		55.00	b	53.00	c	46.00		73.00	p
2021	43.00	b	50.00	a	44.00	p	47.00	t	54.00	a	58.00		71.00	a	67.00	a	58.00		61.00	a	46.00	c	58.00	a	-----	z
2022	44.00		51.00	b	44.00	b	47.00	c	49.00	c	63.00	a	66.00		74.00	a	72.00		58.00	d	55.00	b	50.00	a	74.00	s
2023	46.00	b	54.00	i	47.00	b	51.00		52.00	c	60.00	a	71.00	g	61.00	n	60.00		52.00	a	64.00	h	47.00	b	-----	z
2024	48.00	a	50.00		49.00	a	52.00	m	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	45.74		46.21		48.44		50.07		54.66		60.99		68.97		70.99		64.46		56.63		51.18		47.57		72.59
S.D.	4.37		4.12		4.75		4.14		3.50		4.52		4.33		5.16		5.10		3.26		4.70		4.28		3.52
SKEW	0.70		0.31		1.52		0.74		0.52		0.86		-0.04		-0.15		0.65		0.42		1.03		0.62		0.10
MAX	58.00		60.00		69.00		61.00		66.00		73.00		79.00		82.00		80.00		65.00		67.00		59.00		80.00
MIN	38.00		38.00		40.00		42.00		48.00		54.00		61.00		59.00		56.00		50.00		38.00		38.00		67.00
YRS	68		70		70		68		71		72		71		71		71		71		67		67		34