WINCHESTER, ID

Average of Maximum Temperature (Degrees Fahrenheit)

(109846)

File last updated on April 20, 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	-----	z	-----	z	-----	z	-----	z	-----	z	78.03		74.81		61.70		64.00		45.60		35.77		59.99	f
1966	33.97		37.29		43.68		52.00		65.00		64.57		76.42		78.29		72.47		55.65		44.40		36.39		55.01
1967	36.13		40.57		40.29		45.13		59.19		69.83		81.65		87.16		77.33		55.81		45.37		32.39		55.90
1968	34.55		44.72		48.45		48.53		59.39		66.27		80.77		72.58		65.90		53.23		40.03		31.45		53.82
1969	29.16		34.68		43.68		52.80		64.03		70.13		76.90		78.35		69.40		50.68		48.53		38.24	b	54.72
1970	34.68		44.36		41.71		43.57		60.87		71.77		79.52		81.74		61.37		54.29		42.43		32.52		54.07
1971	35.68		38.93		38.77		49.80		61.71		63.43		77.84		85.48		63.57		52.90		40.50		31.19		53.32
1972	30.58		38.17		47.52		46.20		63.35		68.83		75.61		80.06		63.27		56.29		42.10		29.13		53.43
1973	33.19		41.32		43.65		51.00		63.81		69.17		82.55		79.45		68.87		54.81		36.67		36.48		55.08
1974	30.26		38.41	a	41.32		49.79	a	54.84		73.37		77.16		78.29		74.27		62.45		43.53		36.13		54.98
1975	32.29		35.46		38.87		43.83		57.77		64.20		79.39		71.71		71.43		51.48		39.77		39.06		52.11
1976	36.90		37.62		39.13		49.20		63.29		63.57		77.16		71.55		72.70		59.65		49.27		40.84		55.07
1977	34.19		45.75		38.52		59.43		53.90		73.30		77.16		80.68		63.37		55.55		38.70		35.16		54.64
1978	35.77		38.82		49.45		50.37		54.55		70.33		75.94		72.97		64.17		60.55		37.80		27.94		53.22
1979	25.74		35.75		46.48		49.83		61.81		71.27		80.52		79.29		75.13		58.61		40.07		40.32		55.40
1980	31.39		39.69		40.42		56.43		59.39		64.00		77.13		72.90		69.37		60.10		43.67		42.61		54.76
1981	42.32		41.14		48.40	a	52.63		56.00		62.77		71.77		80.16		69.10		51.81		47.30		36.55		55.00
1982	32.90		34.79		42.45		48.27		58.45		68.47		72.58		76.71		66.23		53.94		38.83		34.20	a	52.32
1983	42.00		44.50		47.94		51.37		61.03		65.73	d	71.52		80.06		63.27		57.10		43.97		26.32		54.57
1984	36.90	a	41.31		45.55		48.33		56.32		63.46	d	77.74		-----	z	64.93		50.87		41.52	a	30.87		50.71	a
1985	31.19		34.14		42.13		57.07	b	-----	z	69.69	a	84.48		73.35		59.67		52.63	a	29.63		34.19		51.65	a
1986	42.13		40.61		51.77		52.17	a	62.61		75.03		73.29		83.87		61.20		61.00		39.38	a	37.00		56.67
1987	34.65		42.43		45.81		61.10		63.68		71.97		73.74		76.48		74.20		65.52		46.33		34.61		57.54
1988	33.90		44.62		44.45		56.72	a	60.23		67.37		75.61		78.13		69.43		66.90		40.70		35.52		56.13
1989	35.10		30.19	a	43.23		54.33		58.10		67.90		74.39		71.55		70.37		55.87		46.07		39.84		53.91
1990	37.10		36.46		46.06		54.93		56.00		63.97		77.19		76.68		76.47		53.26		43.73		27.97	b	54.15
1991	33.13		47.32		41.32		49.90		54.77		60.20		73.90		79.52		71.70		58.87		39.13		39.23		54.08
1992	38.16		48.24		53.06		55.03	a	64.58		71.77		71.42		76.94		66.13		59.90		38.93		32.52		56.39
1993	30.68		34.46		45.61		48.20		63.97		62.41	a	62.58		69.45		67.37		58.87		38.33		36.00		51.49
1994	39.94		36.57		47.94		52.73		59.45		65.03		77.65		77.97	a	70.97		54.48		32.24	a	34.77	a	54.14
1995	38.58		44.39		44.87		49.80		59.81		63.83		74.36	c	72.60	a	70.07	a	49.81		46.20		35.61		54.16
1996	33.10		38.17		44.26		52.25	b	52.57	a	66.83		79.43	a	79.00		64.07		53.77		42.27		34.74		53.37
1997	34.84		36.82		44.19		47.80		63.84		63.77		72.70	a	79.42		69.90		53.03		45.63		35.94		53.99
1998	37.45		40.79		44.87		51.40		58.58		64.77		80.26		81.39		73.67		54.55		40.77		32.45		55.08
1999	37.06		37.11		43.06		49.30		54.90		63.43		75.35		79.00		68.67		57.93	a	50.70		34.94		54.29
2000	34.29		40.38		43.58		56.13		57.55		67.50		76.00		78.19		64.13		53.58		34.80		33.74		53.32
2001	35.19		35.21		45.10		48.55	a	63.65		63.86	b	74.58		81.13		74.13		54.74		46.00		34.35		54.71
2002	33.97		38.89	a	38.23		50.53		57.45		67.47		79.13		73.52		69.10		51.97		45.50		37.35		53.59
2003	41.00		35.96		44.61		50.00		58.19		69.63		82.94		80.71		71.60		61.23		37.07		36.39		55.78
2004	34.71		37.93		50.65		55.80		56.63	a	67.23		78.19		76.77		63.80		54.42		41.77		38.87		54.73
2005	37.77		42.54		47.26		52.37		60.65		64.27		79.48		80.77		65.73		56.94		41.67		34.19		55.30
2006	38.52		37.04		41.32		52.10		60.07	d	68.17		83.74		79.55		71.53		55.45		42.57		37.71		55.65
2007	32.39		40.46		49.90		52.67		62.65		67.97		83.94		78.39		68.13		55.35		42.97	a	31.81		55.55
2008	32.29		38.76		40.03		47.00		60.42		65.43		78.81		78.19		70.70		57.45		47.27		30.84		53.93
2009	36.90		40.86		38.68		50.53		62.61		68.43		80.84		79.00		75.87		50.03		43.53		29.45		54.73
2010	39.26		41.11		47.10		50.97		54.19		63.63		77.00		76.87		68.23		57.77		39.47		36.20	a	54.32
2011	36.55		33.71		42.74		44.37		54.35		63.90		74.39		80.48		77.70		54.16		40.93		36.87		53.35
2012	38.42		37.62		44.03		54.87		58.65		65.43		79.55		82.55		74.27		54.94		45.21	a	33.94		55.79
2013	33.77		37.61		46.13		49.43		62.16		68.30		82.84		81.94		69.83		53.45		42.93		33.58		55.16
2014	38.90		32.64		45.74		52.38	a	61.90		64.97		81.87	a	78.68		71.50		61.45		42.38	a	-----	z	57.49	a
2015	-----	z	-----	z	-----	z	-----	z	-----	z	80.71	f	84.53	n	80.90		66.39	g	64.53	a	42.21	b	38.81	o	62.55	i
Period of Record Statistics
MEAN	35.30		39.11		44.37		51.20		59.56		66.91		77.34		78.10		68.96		56.35		42.09		34.78		54.54
S.D.	3.47		3.88		3.61		3.78		3.39		3.35		4.01		3.72		4.58		4.08		4.08		3.48		1.18
SKEW	-0.08		0.27		0.22		0.27		-0.24		0.43		-0.80		-0.25		-0.07		0.68		-0.55		-0.24		-0.11
MAX	42.32		48.24		53.06		61.10		65.00		75.03		84.48		87.16		77.70		66.90		50.70		42.61		57.54
MIN	25.74		30.19		38.23		43.57		52.57		60.20		62.58		69.45		59.67		49.81		29.63		26.32		51.49
YRS	49		49		49		49		48		49		50		50		50		51		51		49		46