ROSS DAM, WA

Maximum of Maximum Temperature (Degrees Fahrenheit)

(457185)

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
1960	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	84.00		72.00		52.00		47.00	b	-----	z
1961	52.00		49.00		62.00		63.00		85.00		97.00		99.00		98.00		80.00		73.00		54.00		45.00		99.00
1962	50.00		55.00		64.00		80.00		69.00		79.00	n	92.00	t	82.00	t	86.00		72.00		61.00		55.00		-----	z
1963	47.00		60.00		66.00		70.00	a	88.00		93.00		86.00		96.00		86.00		75.00		52.00		52.00	a	96.00	b
1964	50.00		52.00		60.00		63.00		79.00		81.00		88.00		89.00		77.00		70.00		56.00	a	44.00	j	89.00	k
1965	45.00	f	54.00		63.00		76.00		83.00		84.00		96.00		100.00		84.00		70.00		64.00		54.00		100.00	f
1966	47.00		55.00		71.00		73.00		83.00		87.00		85.00		90.00		89.00		77.00		57.00		50.00		90.00
1967	46.00		50.00		55.00		63.00		83.00		88.00		90.00		101.00		88.00	b	67.00	a	62.00		49.00		101.00	c
1968	48.00		54.00		61.00		73.00	c	80.00		89.00		95.00	g	90.00		-----	z	64.00	h	54.00	c	46.00	b	-----	z
1969	42.00	a	48.00		63.00		69.00		89.00		92.00		89.00		92.00		86.00	a	68.00	h	62.00	c	47.00	b	92.00	o
1970	45.00	d	54.00	b	60.00	a	61.00		82.00		95.00		99.00		97.00		77.00		73.00		62.00		43.00		99.00	g
1971	48.00		48.00		56.00		70.00		80.00		89.00		95.00	a	98.00		80.00		71.00		52.00		46.00		98.00	a
1972	44.00	a	51.00		57.00		74.00		85.00		78.00		89.00		97.00		85.00		73.00		52.00		51.00		97.00	a
1973	50.00		61.00		65.00		68.00		90.00	a	95.00		95.00		97.00		95.00		65.00		59.00		48.00		97.00	a
1974	57.00		48.00		58.00		67.00	a	73.00	a	87.00	a	94.00	a	94.00		88.00		75.00		52.00		55.00		94.00	d
1975	48.00		46.00		58.00		66.00		79.00		87.00		98.00		88.00		89.00		77.00	e	60.00	c	51.00		98.00	h
1976	47.00		50.00		52.00	a	71.00		79.00		89.00	a	88.00		82.00		84.00		74.00		56.00		57.00		89.00	b
1977	49.00	a	60.00	c	55.00		80.00		75.00	c	91.00	a	88.00		100.00		80.00	a	70.00	a	55.00	a	50.00		100.00	k
1978	44.00		51.00	c	62.00		69.00	a	81.00	a	92.00	d	96.00	i	100.00		76.00	a	67.00		53.00	c	45.00	b	100.00	x
1979	45.00	a	46.00		66.00	a	77.00		83.00		87.00	a	97.00	a	90.00		83.00	d	78.00		55.00	b	53.00	b	97.00	l
1980	44.00	a	49.00	a	56.00		80.00		85.00		80.00	a	95.00	b	93.00		81.00	a	78.00		59.00	a	57.00		95.00	g
1981	57.00		49.00		64.00		77.00	c	83.00	a	83.00		90.00	f	98.00	b	92.00	e	66.00	b	59.00		48.00	f	98.00	y
1982	44.00		50.00		64.00	a	76.00	f	80.00		93.00	b	92.00	b	89.00	b	87.00	e	65.00	a	55.00		49.00	a	93.00	t
1983	50.00		52.00	b	59.00	a	75.00		97.00	a	84.00	a	89.00	b	89.00	a	77.00	b	65.00	a	60.00		43.00	b	97.00	m
1984	50.00		50.00		62.00	a	-----	z	82.00	e	88.00		95.00	b	93.00		79.00		71.00		50.00	c	42.00		-----	z
1985	43.00	a	51.00		61.00		72.00	a	85.00	c	95.00	a	98.00	a	90.00	b	75.00		70.00	a	50.00	a	40.00	a	98.00	l
1986	55.00	b	51.00		65.00		75.00		94.00		100.00		84.00		96.00		84.00		75.00	a	56.00		47.00		100.00	c
1987	49.00		52.00		68.00		78.00		89.00		96.00		93.00		95.00		96.00		76.00		58.00		46.00		96.00
1988	44.00		59.00		64.00		73.00		87.00	a	87.00		96.00		97.00		96.00		76.00		57.00	a	53.00		97.00	b
1989	50.00		47.00	a	54.00		75.00		78.00		89.00		93.00		82.00	g	87.00	a	72.00		56.00		49.00		93.00	i
1990	45.00		49.00	a	65.00		70.00		84.00	a	87.00		101.00		99.00		84.00		72.00		60.00		41.00	a	101.00	c
1991	43.00		53.00		63.00		74.00		73.00		82.00		96.00		91.00		84.00		86.00		54.00		51.00		96.00
1992	46.00		54.00		69.00		80.00		89.00		95.00		95.00		98.00		77.00		77.00		51.00		44.00		98.00
1993	41.00		-----	z	58.00		65.00		89.00		82.00		78.00		91.00		89.00		81.00		51.00		50.00		-----	z
1994	48.00		46.00		66.00		75.00		84.00		85.00		99.00		89.00		86.00		75.00		44.00		46.00		99.00
1995	48.00		53.00		69.00		72.00		85.00		90.00		96.00		87.00		89.00		67.00		57.00		47.00	a	96.00	a
1996	51.00		51.00		65.00		73.00		75.00		79.00		98.00		96.00		76.00		69.00		52.00		42.00		98.00
1997	48.00		54.00		65.00		69.00		85.00		83.00		92.00		90.00		82.00		61.00		56.00		47.00		92.00
1998	46.00		53.00		59.00		77.00	a	82.00		83.00		101.00		98.00		97.00		73.00		53.00		46.00		101.00	a
1999	46.00		49.00		59.00		72.00		86.00		84.00		89.00		90.00		86.00		68.00		53.00		44.00		90.00
2000	49.00		46.00		58.00		70.00		75.00		91.00		92.00		88.00		82.00	a	69.00		55.00		44.00		92.00	a
2001	55.00		51.00	a	63.00		77.00		89.00		85.00		91.00		95.00		85.00		73.00		51.00		41.00		95.00	a
2002	47.00		46.00		56.00		72.00		79.00		90.00		96.00		93.00		86.00		67.00		53.00		45.00		96.00
2003	52.00		51.00		56.00		69.00		83.00		93.00		100.00		90.00		98.00		76.00		49.00		48.00	a	100.00	a
2004	47.00		55.00		71.00		82.00		82.00		94.00		99.00		100.00		85.00		76.00		64.00		52.00		100.00
2005	55.00		56.00		63.00		78.00		93.00		88.00		93.00		94.00		83.00		67.00		55.00	a	57.00		94.00	a
2006	46.00		49.00		63.00		77.00		90.00		99.00		103.00		93.00		93.00		73.00		58.00		45.00		103.00
2007	49.00		49.00		60.00		71.00		86.00		91.00		95.00		95.00		89.00		68.00		56.00		56.00		95.00
2008	42.00		52.00		55.00		67.00		89.00		100.00		97.00		99.00		82.00		76.00		56.00		53.00		100.00
2009	42.00		49.00		55.00		75.00		86.00		92.00		96.00		95.00		86.00		65.00		53.00		46.00		96.00
2010	53.00		52.00		63.00		74.00		76.00		80.00		95.00		94.00		85.00		75.00		54.00		45.00		95.00
2011	47.00		47.00		55.00		64.00		77.00		81.00		90.00		91.00		94.00		67.00		46.00		44.00		94.00
2012	49.00		51.00		55.00		77.00		82.00		80.00		94.00		98.00		92.00		72.00		57.00		48.00		98.00
2013	43.00		47.00		63.00		72.00		85.00		83.00		100.00		93.00		83.00		63.00		50.00		47.00		100.00
2014	47.00		47.00		55.00		70.00		83.00		81.00		99.00		93.00		85.00		73.00		54.00		52.00		99.00
2015	49.00		55.00		67.00		77.00		85.00		101.00		98.00		97.00	i	83.00		70.00		50.00		48.00		101.00	i
2016	44.00		53.00		64.00		79.00		84.00		96.00		91.00		94.00		77.00		66.00		53.00		42.00		96.00
2017	48.00		44.00		51.00		62.00		89.00		98.00		92.00		98.00		94.00		71.00		56.00		41.00		98.00
2018	43.00		49.00		59.00		77.00		88.00		91.00		102.00		102.00		87.00		63.00		56.00		49.00		102.00
2019	43.00		46.00		69.00		66.00		85.00		92.00		90.00		94.00		87.00		61.00		55.00		43.00		94.00
2020	45.00		51.00		59.00		70.00		87.00		89.00		98.00		102.00		92.00		75.00		58.00		48.00		102.00
2021	48.00		42.00		59.00		77.00		80.00		108.00		103.00		94.00		87.00		64.00		58.00		52.00		108.00
2022	46.00	d	48.00		59.00		68.00		71.00		91.00		102.00		98.00		97.00		74.00		52.00		43.00	d	102.00	h
2023	48.00		46.00		61.00		83.00		90.00		91.00		94.00		101.00	c	90.00		80.00		55.00		47.00		101.00	c
2024	45.00	a	53.00		68.00		70.00	h	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	47.44		50.78		61.19		72.44		83.37		89.21		94.34		94.37		85.76		71.39		55.08		47.81		97.28
S.D.	3.68		3.87		4.75		5.29		5.55		6.27		5.09		4.33		5.74		5.08		4.00		4.40		3.77
SKEW	0.67		0.50		0.03		-0.23		-0.29		0.39		-0.61		-0.27		0.20		0.10		-0.01		0.37		0.06
MAX	57.00		61.00		71.00		83.00		97.00		108.00		103.00		102.00		98.00		86.00		64.00		57.00		108.00
MIN	41.00		42.00		51.00		61.00		69.00		78.00		78.00		82.00		75.00		61.00		44.00		40.00		89.00
YRS	63		63		64		61		63		62		59		60		63		62		64		62		43