WINCHESTER, ID

Average of Minimum Temperature (Degrees Fahrenheit)

(109846)

File last updated on April 19, 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	45.81		46.10		34.57		35.94		29.00		21.39		35.47	f
1966	19.26		17.71		19.19		29.77		35.23		38.50		42.71		43.65		42.37		32.77		27.30		23.58		31.00
1967	23.52		24.86		23.26		27.17		35.26		42.43		44.43	c	46.42		42.67		34.06		26.40		17.52		32.33
1968	17.13		25.96	a	28.00		26.23		33.77		40.93		44.26		43.39		40.47		32.52		25.60		14.00		31.02
1969	12.19		14.39		19.26		30.57		36.74		43.43		42.39		40.68		40.50		29.39		27.93		23.00	a	30.04
1970	20.35		27.11		23.00		26.33		35.74		45.30		47.52		42.97		34.83		30.84		25.20		16.48		31.31
1971	20.77	a	22.00		19.29		28.33		36.97		40.10		43.68		45.77		31.10		26.48		24.33		17.13	a	29.66
1972	13.69	b	20.14		25.32		25.50		36.10		40.93		44.42		46.26		35.30		30.52		26.10		12.52		29.73
1973	15.03	a	20.86		26.32		27.67		34.29		40.40		44.32		45.29		40.20		32.45		22.87		25.77		31.29
1974	13.71		21.26	a	23.65		31.43		34.32		42.87		45.16		44.10		36.73		31.32		27.73		21.07	a	31.11
1975	17.23		16.46		22.13		25.10		34.26		40.50		50.32		43.19		36.83		32.77		22.90		21.84		30.29
1976	21.52		20.41		17.97		28.00		34.94		39.00		46.29		44.29		40.53		30.68		26.97		22.13		31.06
1977	14.94		25.18		20.45		30.23		33.42		43.37		42.87		45.16		37.07		31.03		21.97		20.03		30.48
1978	21.61		25.96		29.55		31.53		35.65		41.43		46.23		43.94		39.70		29.65		19.97		9.39		31.22
1979	2.71		20.96		25.74		30.63		37.87		40.73		45.19		45.87		39.33		33.65		18.87		23.29		30.40
1980	9.52		24.21		23.13		32.80		36.73	a	41.47		45.16		39.84		40.20		32.87		27.33		25.61		31.57
1981	25.68		23.21		26.87	a	31.90		36.90		41.33		40.94		43.68		38.13		31.35		29.03		23.00		32.67
1982	17.17	a	15.44	c	24.41	b	26.41	a	33.61		43.14	a	42.97		43.32		35.10	a	29.97	a	20.79	b	17.28	b	29.13
1983	24.21	b	25.93		30.50	c	28.41	a	35.87		41.08	d	45.45		49.84		35.57		32.41	b	29.23		11.23	a	32.48
1984	18.93	a	25.00	a	29.74		29.67		34.52		39.93	c	43.87		-----	z	37.17		29.00		26.34	a	14.53	a	29.88	a
1985	10.52		13.96		19.00		33.50	b	-----	z	41.63		45.94		42.03	a	35.47		31.84		14.20		9.52		27.05	a
1986	26.10		22.18		32.13		30.03		38.87		44.03		40.97	a	48.10		37.50		31.97	a	25.00	c	20.19		33.09
1987	17.19		24.68		29.23		35.03		37.97		42.90	a	45.26		39.65		36.70		27.81		26.77		19.77		31.91
1988	17.19		24.59		26.06		33.10		36.71		42.17		42.84		40.58		36.48	a	35.71		26.79	a	18.84		31.76
1989	19.23		8.68		25.94		33.33		37.00		43.57		47.00		45.97		40.47		32.81		31.50		23.87		32.45
1990	24.97		19.18		26.42		34.27		36.39		43.53		49.52		49.90		45.40		32.74		29.97		11.58		33.66
1991	17.55		29.93		25.00		30.30		35.10		40.50		47.16		49.42		41.67		32.90		27.33		25.35		33.52
1992	25.10		28.79		29.81		34.47		38.03		47.10	a	47.94		47.06		40.77		34.81		25.57		17.84		34.77
1993	14.19		14.93		28.84		32.50		41.61		43.28	a	43.29		45.20	a	38.63		35.16		20.80		23.80	a	31.85
1994	28.87		20.32	c	27.06		34.70		39.20	a	38.43		47.87	a	47.13		41.77		32.61		22.33		22.55		33.57
1995	23.00		26.32		26.45		31.17		38.29		42.67		49.39		44.45		42.37		33.03		31.40		22.87		34.28
1996	20.71		18.24		26.81		33.13		35.68		42.23		48.03		46.52		39.60		33.90		27.80		21.74		32.87
1997	21.94		22.86		26.84		30.27		40.06		43.90		47.13		49.77		44.10		34.65		30.20		21.61		34.44
1998	23.94		26.21		26.97		31.60		38.94		43.80		53.03		48.84		46.63		34.03		30.73		20.71		35.45
1999	24.84		24.11		23.48		27.73		33.84		42.10		44.94		50.03		38.43		34.13		32.00	a	23.65		33.27
2000	21.84		25.14		26.65		33.97		38.16		42.80		46.13		45.52		40.97		34.58		20.03	a	18.81		32.88
2001	19.81		20.32		27.61		30.63		37.87		41.43		48.30	a	48.29		43.43		35.03		30.80		19.97		33.63
2002	22.71		21.52	a	23.06		30.53		35.84		43.67		50.16		45.58		40.73		27.74		28.10		24.45		32.84
2003	27.30	a	20.96		29.61		31.90		37.90		43.50		50.26		50.26		43.53		36.65		23.13		23.26		34.86
2004	22.26		24.14		28.55		31.83		37.65		43.45	a	49.90		49.32		41.47		34.52		27.57		25.26		34.66
2005	22.23		21.36		29.19		31.27		39.55		42.63		49.42		47.23		38.77		35.61		26.23		18.55		33.50
2006	27.19		19.71		25.19		32.03		38.42		45.77		51.71		47.45		41.83		32.48		27.83		22.45		34.34
2007	15.00		25.75		30.52		32.73		37.32		43.57		52.61		46.58		40.40		34.97		25.27		21.68		33.87
2008	17.35		25.28		23.71		26.43		38.52		41.47		47.77		48.13		41.00		34.61		31.97		17.13		32.78
2009	19.39		23.25		21.81		29.50		38.03		44.47		48.55		50.29		43.87		31.68		27.63		15.52		32.83
2010	28.16		26.21		27.42		31.73		35.52		43.87		47.52		47.45		43.43		37.29		25.13		23.43	a	34.76
2011	23.13		21.15	a	27.29		28.83		36.29		43.17		45.97		48.61		44.38	a	37.19		26.97		22.52		33.79
2012	22.90		22.83		27.19		33.10		36.48		43.00		51.03		48.84		42.27		34.35		30.79	a	23.42		34.68
2013	18.84		24.43		26.84		31.43		38.00		44.53		50.23		51.06		47.33		30.97		26.13		18.97		34.06
2014	24.29		20.21		28.42		32.14	a	38.26		42.87		51.80	a	50.13		43.80		39.06		27.28	a	-----	z	36.21	a
2015	-----	z	-----	z	-----	z	-----	z	-----	z	42.67	f	49.41	n	49.68		39.50	f	38.90	a	23.54	b	28.81	o	37.37	i
Period of Record Statistics
MEAN	19.94		22.13		25.73		30.63		36.74		42.43		46.71		46.26		40.03		33.01		26.21		20.00		32.55
S.D.	5.24		4.15		3.40		2.58		1.85		1.78		3.04		2.96		3.40		2.68		3.68		4.26		1.63
SKEW	-0.79		-0.89		-0.55		-0.41		0.15		-0.11		0.16		-0.41		-0.19		-0.07		-0.81		-0.92		-0.23
MAX	28.87		29.93		32.13		35.03		41.61		47.10		53.03		51.06		47.33		39.06		32.00		25.77		35.45
MIN	2.71		8.68		17.97		25.10		33.42		38.43		40.94		39.65		31.10		26.48		14.20		9.39		29.13
YRS	49		49		49		49		48		49		50		50		50		51		51		49		46