ENTIAT FISH HATCHERY, WA

Average of Maximum Temperature (Degrees Fahrenheit)

(452563)

File last updated on July 14, 2025
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
1989	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	86.55		83.23		80.47		62.68		49.20		37.61		66.62	f
1990	42.32		40.82		56.81		67.30		68.58		75.83		89.40	a	86.93	a	84.53		59.32		51.70		29.48		62.75
1991	33.52		49.21		51.10		63.47		67.84		73.83		85.90		86.29		79.81	d	63.52		43.00		40.26		61.48
1992	38.48		45.52		60.84		64.37		76.29		85.30		83.52		87.68		74.90	a	64.06		44.77		31.39		63.09
1993	26.13		36.68		48.74		59.03		77.13		74.77		77.29		83.39		80.70		66.71		43.93		36.55		59.25
1994	40.13		39.82		58.23		66.37		72.97		76.67		91.16		84.74		81.87		63.42		40.37		35.29		62.59
1995	33.52		44.93		52.45		61.80		74.39		77.63		85.19		79.81		82.53		61.19		46.57		34.57	a	61.21
1996	30.36	c	38.81	b	51.26		62.13		65.60	a	-----	z	89.29		86.90		74.70		59.63	a	42.03		28.60	a	57.21	a
1997	32.48		39.64		49.74		59.57		73.35		75.23		83.84		86.19		77.40		60.45		47.10		37.24	b	60.19
1998	33.42		44.57		55.10		63.57		72.31	b	78.33		91.33	a	89.29		85.33		63.94		48.60		35.84		63.47
1999	39.16		44.04		51.45		62.10		66.87		74.37		82.68		87.58		77.97		62.26		48.87		40.42		61.48
2000	34.48		40.69		52.35		66.83		69.10		77.23		85.39		86.26		75.17		61.90		40.37		33.10		60.24
2001	36.23		39.36		54.32		61.10		72.97		74.27		85.84		88.48		80.87		61.00		47.50		36.19		61.51
2002	39.23		43.57		47.48		61.33		67.52		80.23		87.26		85.55		77.30		63.55		47.83		37.55		61.53
2003	36.84		46.14		55.35		60.67		68.84		82.13		90.00		89.03		80.73		65.77		42.20		33.97		62.64
2004	32.84		40.97		57.65		67.97		70.71		82.17		89.03		88.77		74.03	a	63.87		47.13		38.13		62.77
2005	32.13		47.89		57.48		63.03		72.48		76.07		86.00		89.17	b	76.20		63.61		42.13		30.61		61.40
2006	37.61		43.11		50.81		62.80		71.23		78.17		89.81		86.94		78.79	a	64.97		42.90		32.13		61.60
2007	31.52		40.86		54.39		63.20		72.65		77.53		90.23		85.03		78.17		59.16		43.72	a	33.67	a	60.84
2008	29.81		43.03		51.03		57.00		72.03		72.82	b	85.32		84.45		77.47		61.94		46.60		29.13	a	59.22
2009	31.77		39.54		48.10		62.03		71.65		80.97		90.16		87.55		79.86	a	56.94		47.40		31.35		60.61
2010	37.52		46.00		55.94		60.10		65.39		74.63		86.48		83.55		73.63		63.52		42.70		34.35		60.32
2011	36.06		39.61		48.45		56.00		66.23		74.23		80.94		87.65		80.77		62.03		44.07		36.16		59.35
2012	34.06		42.72		51.03		62.80		69.48		72.57		88.87		91.03		82.60		62.68		47.73		38.42		62.00
2013	31.16		44.68		54.52		62.10		75.91	h	76.77		91.16		86.55		78.10		61.06		45.17		32.65		60.36	a
2014	39.29		35.93		52.04	c	62.90		74.45		78.70		90.81		88.68		78.53		64.68		45.63		38.19		62.49
2015	35.16		49.93		60.13		63.87		76.26		89.30		92.35		90.23		75.90		67.39		46.30		34.35		65.10
2016	34.58		44.45		55.00		71.97		74.84		80.93		85.42		89.52		76.60		59.23		52.70		31.00		63.02
2017	27.35		36.14		51.00		59.87		73.74		80.20		91.42		92.58		80.00		61.74		46.30		33.74		61.17
2018	38.29		44.25		53.23		62.37		79.65		78.97		91.39		88.68		77.10		63.19		47.47		38.97		63.63
2019	37.77		32.11		47.13		63.17		76.65		81.33		85.52		89.77	a	74.30		57.58		46.73		35.39		60.62
2020	37.48		48.24		54.48		65.13		73.48		80.07	b	89.68		90.81		80.67		63.48		44.77		37.87		63.85
2021	39.68		39.86		55.94		66.30		72.29		85.50		95.45		88.35		77.47		62.16		49.43		34.77		63.93
2022	32.52		42.39		56.35		56.83		65.61		76.50		90.32		93.94		81.10		72.35		36.43		26.68		60.92
2023	36.65		41.21		47.42	g	58.93		79.97		81.63		90.81		89.71		78.10		64.23		46.30		40.90		64.40	a
2024	34.00		46.55		56.45		63.37		70.23		78.80		94.00		88.58		84.13		65.19		45.30		37.68		63.69
2025	35.00		36.39		55.58		65.77		73.52		82.73		89.91	t	-----	z	-----	z	-----	z	-----	z	-----	z	58.16	f
Period of Record Statistics
MEAN	34.96		42.21		53.48		62.70		71.89		78.47		88.05		87.58		78.83		62.79		45.58		34.84		61.81
S.D.	3.67		4.05		3.52		3.27		3.84		3.85		3.76		2.78		3.02		2.87		3.26		3.54		1.48
SKEW	-0.30		-0.22		0.04		0.31		0.08		0.69		-0.60		-0.35		0.21		0.69		-0.37		-0.34		0.11
MAX	42.32		49.93		60.84		71.97		79.97		89.30		95.45		93.94		85.33		72.35		52.70		40.90		65.10
MIN	26.13		32.11		47.13		56.00		65.39		72.57		77.29		79.81		73.63		56.94		36.43		26.68		59.22
YRS	36		36		35		36		35		35		36		36		36		36		36		36		32