SKAMANIA FISH HATCHERY, WA

Average of Average Temperature (Degrees Fahrenheit)

(457696)

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
1965	-----	z	41.28	c	45.23		49.14	a	50.73		56.97		64.42		63.74		55.62		54.35		46.45		37.15		51.37	a
1966	38.40		40.27		42.31		48.98		52.73		56.70		60.79		61.15		58.72		48.90		44.28		40.48		49.48
1967	40.98		40.98		40.47		43.82		52.07	a	60.53		62.98		66.65	a	60.73		50.29		44.13		35.95		49.97
1968	36.55		46.84		46.74		45.25		52.82		57.98		63.52		60.55		58.15		49.11		43.75		34.66		49.66
1969	25.34	l	38.11		44.50		47.73		55.52		62.65		61.00	a	59.74		58.78		49.58		45.53		40.18		51.21	a
1970	37.65		45.57		43.29		44.34	a	52.37		61.67		63.44		62.98		55.73		50.00		44.30		36.33	a	49.81
1971	37.47		41.54		39.55		45.60		53.44		54.98		63.82		65.53		56.03		47.92		41.85		36.95		48.72
1972	35.40		39.81		46.05		44.37		55.06		58.02		65.27		65.00		55.60		49.94		45.30		33.53		49.45
1973	35.56		42.41		43.55		47.93		55.00		58.12		63.74		59.53		58.67		49.44		39.90		41.32		49.60
1974	34.06		39.59		42.76		46.68		50.68		58.67		61.24		63.34		61.81	a	51.77		44.63		41.34		49.71
1975	38.58	a	37.93		41.24		42.75		52.50		57.05		63.89		58.90		61.53		50.02		41.05		40.42	a	48.82
1976	40.05		39.10		40.60		46.28		52.92		55.28		60.76		60.53		59.03		50.65		46.27		38.71		49.18
1977	34.39		42.50	a	40.50		48.60		49.15		59.67		61.31		66.84		55.45		50.02		40.30		39.23		48.99
1978	37.56		41.21		45.40		46.50		50.16		59.50		62.37		61.21		55.67		52.44		38.78		35.24		48.84
1979	28.65		37.43		46.55		47.98		53.63		59.95	i	62.89		61.35		60.23		52.44		40.65		40.10		48.35	a
1980	31.67	a	38.52		41.44		48.40	a	51.03		53.98		61.55		59.95		58.08		51.61		44.43		41.21		48.49
1981	42.77		41.04		45.81		47.30		52.60	a	54.77		58.95		62.55		57.15		47.65		44.70		39.13		49.53
1982	36.53		39.95		43.52		44.95	a	53.70	a	61.70		62.00		62.97		58.52		51.40		41.78		39.11		49.68
1983	42.26		44.11		47.58		48.29	a	55.50	a	56.78		60.21		62.45		56.17		50.68		45.45		32.56		50.17
1984	39.63	a	43.12		47.44		46.45		51.89		55.70		62.18		63.03		58.38		48.68		43.25		36.18	a	49.66
1985	34.97		36.34		41.30	a	49.33		52.66		58.48		66.79		61.16		55.20		49.50		34.67		31.21		47.63
1986	40.84		41.23		48.94		46.53		53.35		61.20		59.52		66.87		56.22		53.03		44.80		37.60	a	50.84
1987	37.13		43.29		45.26		50.25		55.47		59.87		61.18		62.79		59.63		55.60		47.27		35.48		51.10
1988	36.63		41.78		44.35		49.32		52.55		57.28		61.39		61.03		56.83		54.08		44.67		40.15		50.00
1989	40.26		32.50		43.10	a	52.12		53.63		59.02		58.75	a	59.84		58.82		47.92		42.83		37.03		48.82
1990	39.02		37.04		44.80	a	49.27		50.61		57.53		62.97	a	62.34		57.22		44.03		42.69	a	33.47	a	48.41
1991	36.73		46.94	a	42.13		47.08		50.26		54.75		63.82		63.45		59.92		50.26		42.42		38.44		49.68
1992	40.34		44.93		49.79		52.15		57.97		63.45		65.87		65.50		57.02		52.13	a	43.10		35.32		52.30
1993	32.48		36.57		44.55		48.35		57.08		57.88		59.21	g	63.85		61.17	c	55.60	g	37.69	c	39.87	e	47.95	b
1994	41.31	g	36.38	h	46.93	b	48.31	n	55.58	g	57.56	c	65.25	c	64.11	c	61.17	c	49.17	a	37.33	d	38.04	c	52.44	d
1995	39.97	a	43.20	a	44.30	a	47.52	b	55.02	c	57.54	b	65.42	a	-----	z	61.36	b	51.16		49.17	a	39.52	e	50.38	a
1996	39.38	c	40.28	d	45.94		49.84	a	52.33	a	58.00		66.81	b	64.36	c	55.79	b	49.95	b	40.55	b	35.37		49.88
1997	35.16	c	39.22	a	41.69	e	44.56	c	55.76	b	55.69	a	61.10	b	63.25	c	59.14	a	47.27	e	46.72	a	38.70	a	49.02
1998	40.22	a	44.04	a	46.17	b	48.24	a	52.90	b	60.25	d	66.68		64.91	b	61.75	b	51.42	a	44.96	c	37.02		51.55
1999	40.48	d	41.00		43.74		47.16	e	52.33	a	57.47		61.58	a	64.57	a	59.86	a	52.60		46.93	b	41.69		50.78
2000	37.58	a	41.27	c	42.40	a	50.50		53.76		61.02	b	62.47	a	62.34	c	59.70		51.74	b	39.40	a	38.11		50.02
2001	37.59	b	40.06	a	45.93	a	47.37		56.11		58.22		64.05		65.22	a	60.14	b	50.76		45.83	a	39.26	b	50.88
2002	38.63		41.57		41.50		48.59	a	52.00	b	61.63		66.21	c	65.12	c	59.77	d	51.85		46.07	a	41.52	b	51.21
2003	43.62	a	42.82		45.79		48.62		54.81		63.43	a	67.45		66.34		62.22	a	55.12	a	41.39	b	40.17	a	52.65
2004	36.41	b	42.40		48.15	a	51.62	a	55.24		61.57		68.06		67.81		58.79	b	53.35	a	43.55		40.98	c	52.33
2005	40.00	a	42.43		48.00		49.60		58.16		58.50	a	67.03		66.58		57.11	b	53.23	a	42.50	a	37.08		51.69
2006	42.65		39.43		43.74	b	50.03		-----	z	62.40		66.95		64.19		60.40	a	49.41	b	42.93		37.38	a	50.87	a
2007	36.02		41.29		46.27	a	48.27		54.74		59.38		66.84		63.48	a	57.23		48.57	b	41.78	a	36.98		50.07
2008	34.73	a	40.16		40.21		44.02		53.56		56.69	d	63.77		63.89		58.25	b	48.56		44.80		33.82		48.54
2009	36.26		37.82		39.98		46.00		53.84		59.97		66.73		61.83	m	58.33		-----	z	41.25		-----	z	48.91	c
2010	42.85	a	43.98		45.90	b	47.63		51.05		56.83		64.31		63.95		60.27		52.50		42.30		40.08		50.97
2011	39.44		37.91		41.69		44.92		50.71		57.12	b	61.02		64.24		62.40		52.15	a	42.29	a	37.65		49.29
2012	38.12	a	41.47		40.71		48.73		53.37		56.63		63.87	a	66.85		62.09	a	53.37		46.83		40.33	a	51.03
2013	35.79		42.52		45.82		50.70		56.65	a	60.75		65.15		66.05		61.12		49.66		44.18		33.05	c	50.95
2014	39.37		39.57	n	45.45	a	49.52		56.63		57.59	a	66.63		67.53		62.05		55.63		44.34	a	41.03		53.25	a
2015	41.97		46.27		48.44		48.03		55.90	a	63.93		68.05		66.66		57.60		56.26		42.74	a	39.94		52.98
2016	39.69		45.64		45.89		53.08		56.19		60.30		63.74		66.39		58.14	a	52.56		49.18		34.97		52.15
2017	31.47		39.07		44.48		47.53		56.42		60.50		64.53		68.37		62.70		51.77		46.28		39.77		51.08
2018	42.37		38.90	b	41.90		49.03		58.84		59.38		67.84		66.67	a	58.60		52.68		45.48	a	40.42	a	51.84
2019	40.71		33.91		42.23		49.67		56.00	a	60.25		63.98		65.95		59.98		47.68		44.35		39.74		50.37
2020	41.26		41.14	a	42.32		49.12		55.76		59.13		64.50		64.82		62.43		51.94		43.48		40.85		51.40
2021	41.24		37.54		43.31		49.67		54.53		65.43		66.94		66.65		60.00		49.89		46.58		37.70	a	51.62
2022	38.40		39.57		45.98		44.40		51.10		59.40	a	67.23		68.94		63.38	a	57.44		40.27		34.74		50.90
2023	39.47		37.57		40.58		45.92		59.97	a	60.47		66.89		69.37		60.00		54.15		44.75		42.71		51.82
2024	35.35		41.71		45.05		49.43	i	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	40.70	i
Period of Record Statistics
MEAN	38.12		40.79		44.15		47.86		53.87		58.92		63.93		64.10		59.05		51.14		43.48		38.05		50.27
S.D.	3.13		2.95		2.54		2.25		2.37		2.49		2.51		2.55		2.19		2.50		2.81		2.68		1.25
SKEW	-0.61		-0.18		0.06		-0.09		0.30		0.32		-0.11		-0.09		-0.02		0.10		-0.61		-0.54		0.20
MAX	43.62		46.94		49.79		53.08		59.97		65.43		68.06		69.37		63.38		57.44		49.18		42.71		52.98
MIN	28.65		32.50		39.55		42.75		49.15		53.98		58.75		58.90		55.20		44.03		34.67		31.21		47.63
YRS	57		58		60		58		57		58		58		57		59		57		59		58		50