ANTERO RESERVOIR, CO

Average of Minimum Temperature (Degrees Fahrenheit)

(050263)

File last updated on April 25, 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
1961	-----	z	-----	z	-----	z	-----	z	-----	z	35.50	p	38.61		42.29		31.13		21.13		-1.07		-5.26		21.14	f
1962	-14.10		5.57		3.13		23.37		25.39		30.97		37.77		33.65		29.03		19.97		9.47		-5.04	h	18.56	a
1963	-7.97		2.75		3.71		18.10		24.74		30.60		38.00		41.74		34.87		24.77		11.20		-2.06		18.37
1964	-5.29		-2.83		4.03	a	18.80		26.13		31.50		39.77		37.29		28.80		16.06		3.93	a	-3.52		16.22
1965	-0.61		-5.18		-9.32		17.00		24.74		32.37		40.29		38.03		31.13		19.61		13.13		4.61		17.15
1966	-3.55		-7.82		8.81		17.50		26.71		33.57		42.55		37.48		28.43		18.77		14.93		-1.81		17.96
1967	5.94		4.93		16.71		18.27		23.39		33.00		40.55		37.71		33.00		24.52		11.10		1.23		20.86
1968	-4.35		-0.66		0.71		17.77		24.94		32.73		39.84		39.42		-----	z	-----	z	6.10		3.61		16.01	b
1969	10.26		3.71		4.35		21.14	a	29.32		34.67		42.71		41.77		32.07		12.71		-0.73		-5.80	a	18.85
1970	-2.23		2.25		3.29		6.97	a	27.39		34.77		41.74		41.97		30.57		19.13		15.45	a	6.77		19.01
1971	6.73	a	2.93		10.68		18.53		24.48		31.33		39.39		38.23		28.83		20.29		1.27		-6.35		18.03
1972	0.23		4.97		13.45		20.47		25.97		35.77		38.90		38.35		33.70		23.61		-5.77		-6.52		18.59
1973	-10.93	a	-12.79		3.10		12.40		28.32		33.53		38.77		37.23		31.31	a	18.74		14.17		4.87		16.56
1974	-4.65		-5.04		19.74		-----	z	28.84		32.00		39.48		36.10		28.40		23.97	a	10.37		-7.29		18.36	a
1975	-1.77	a	-5.56	a	10.71		17.30		25.16		29.63		38.97		34.39		26.60		17.23		4.30		2.23		16.60
1976	-3.84		8.62		6.35		19.67		26.00		30.23		37.65		36.42		33.57		17.65		10.97		0.71		18.67
1977	3.39		2.32		8.19		20.13		25.79	b	35.90		40.33	a	42.00	a	30.80		16.90		14.66	a	8.61		20.75
1978	2.74		3.32		14.45		-----	z	25.19		37.73		38.90		36.52		31.03		18.92	e	9.87		-9.94		18.98	a
1979	-10.97	a	-3.18		8.35		18.69	a	27.90		32.97	a	37.45		36.48		27.79	a	18.94		-5.30		-8.43	a	15.06
1980	-6.60	a	-1.28		5.07	b	12.53		28.74		33.90	a	39.26		36.97		30.30		15.03		1.87		8.40	a	17.02
1981	-3.45		-0.11		2.84		22.53		27.19		29.90		43.84		39.94		34.87		23.81		14.60		1.30	a	19.77
1982	1.66	b	-0.54		16.73	a	18.24	a	26.68		33.87		38.48		42.07	a	34.03		18.45		6.43		0.55		19.72
1983	-5.00	b	1.86		9.65		13.67		24.52		34.03	a	40.26		41.45		30.07		17.10		6.47		-4.24	b	17.48
1984	-19.96	c	-10.68	a	4.10	b	13.62	a	28.29		34.07		40.35		40.10	a	32.90		16.23	a	14.40		3.45		16.41
1985	-7.43	a	-4.25		14.23	a	21.73	d	29.66	b	35.23		41.16		36.63	a	28.23	d	19.96	e	14.52	e	1.97	b	19.30
1986	5.19		9.32		13.69	b	22.20		25.77	a	36.77		39.90		38.73	a	31.00	b	19.31	b	4.32	b	-17.61		19.05
1987	-15.96	c	-9.86		-13.17	b	9.89	c	30.00		35.67		38.94		39.87	a	27.25	b	18.59	d	6.34	a	-3.72	b	13.65
1988	-10.57	c	4.44	d	8.90		20.07	a	27.48	b	39.10	a	39.94		43.13		-----	z	22.13		12.00		-9.84		17.89	a
1989	-14.79	c	-7.36		15.23		20.48	a	30.97		35.97		41.81		38.45		30.79	a	17.59	b	14.37		-0.48		18.59
1990	-3.28	b	5.32		13.90		23.33		25.26		35.77		42.19		37.58		34.60		21.68		8.93		-2.87		20.20
1991	-3.39		4.29		13.87		18.10	a	27.94		36.90		40.37	a	39.87		30.40		19.94		9.17		-10.74		18.89
1992	-14.10		-1.45		10.97	a	22.76	a	30.73	a	34.13		38.39		36.68		29.00	a	21.40	a	3.33		-2.90	b	17.41
1993	-1.60	a	-7.89		9.48	b	20.17		29.19		34.20		38.68		40.53	a	29.34	a	18.23		2.74	c	-1.45	b	17.64
1994	1.07	b	-4.29		13.03		20.50		31.03	a	37.87		37.48		42.06		32.40		23.81		12.62	a	3.13	a	20.89
1995	0.96	d	6.79	d	16.71	c	17.56	e	29.17	a	33.28	a	37.87		41.32		32.85	d	16.77	e	13.69	d	0.30	a	20.61
1996	1.07	a	7.46	c	13.18	c	20.77	d	29.67	a	34.82	b	41.93	a	38.23		31.40		18.48		13.85	c	5.45		21.36
1997	-1.55		-6.04	a	11.90	a	16.33		28.32		36.47		40.61		39.83	b	35.47		14.90	a	3.11	b	-11.26		17.34
1998	-3.16		-8.86		7.03	b	17.73		25.45	b	33.72	a	43.58		40.79	c	33.10		21.53	a	17.33		-2.10		18.85
1999	5.39		7.61		16.29		15.83		27.73	a	34.59	a	44.71		41.16		29.72	a	15.39		7.61	b	-4.00	a	20.17
2000	1.77		5.56	b	11.68		20.61	b	30.24	b	35.83	a	41.87		40.74		30.45	a	20.66	b	1.90	a	-0.30	d	20.08
2001	-9.42		0.00	b	13.13	a	22.37	c	28.61		34.97	a	42.23		40.65		29.97	a	18.68		10.03		0.50	a	19.31
2002	-1.13	a	-6.00		6.19		21.24	a	25.03	a	37.40		41.26		37.67	a	31.76	a	16.42		8.83		-2.00	b	18.06
2003	3.39	c	-1.04	b	8.50	a	18.37		26.33	a	33.70		38.59	b	39.63	a	28.13		20.77		10.07	a	-0.77	a	18.81
2004	-7.60	a	-16.31		15.55		20.53		24.45		32.61	b	39.10	a	36.10		27.93		22.53	a	8.24	a	-1.65		16.79
2005	6.97		0.46		14.97	a	18.97		28.77		33.17		38.35		39.81		31.23		21.47	a	12.90		0.26		20.61
2006	-0.77	a	2.18		10.19		19.27		28.48		34.80		43.97		42.43	a	28.10		20.90		10.23		-1.23		19.88
2007	-16.39		6.18		14.03		20.10		27.90		32.34	a	40.48		42.20	a	31.27		17.55		7.03		-7.03		17.97
2008	-13.10		-5.45		-1.71		16.07		25.60	a	30.83		37.97		39.10		28.27		18.13		10.77		0.03		15.54
2009	3.61		6.86		10.39		18.00		30.68		36.27		37.74		34.42		28.43		16.71		9.87		-10.65		18.53
2010	-9.81		-14.71		-9.29		20.70		26.13		34.30		41.13		40.65		27.97		22.29		9.60		7.77		16.39
2011	-3.39		-6.36		12.23		19.67		26.19		32.60		43.81		41.42		32.50		19.77		9.37		-12.52		17.94
2012	1.48		-1.17		14.68		20.93	b	28.23		36.70		43.29		39.61		30.63		20.55		8.93		-3.29		20.05
2013	-14.48		-4.86		6.06		16.67		26.10		33.77		42.29		40.81		38.83		17.48		7.60		-8.29		16.83
2014	2.00		-2.14		8.77		16.73		27.32		33.07		42.71		39.30	a	34.40		23.03		10.87		-1.81		19.52
2015	3.74		6.86		14.10	a	20.17		29.68		39.63	c	42.00		39.90	a	29.21	a	24.25	c	3.48	a	-8.71	q	23.00	a
2016	-11.00		2.10		15.58		20.64	b	27.26		37.47		41.61		38.23		30.37		22.97		10.90		2.42		19.88
2017	-7.84		13.46		17.70	a	19.67		26.63	a	36.93		42.43	a	38.24	b	35.27		19.81		17.93		4.90	b	22.09
2018	1.32		9.54		11.74		21.47		29.19		35.40		42.42		38.35		31.10	a	22.76	b	3.21	a	-3.97		20.21
2019	-11.16		-5.00	b	4.42		20.87		25.50	a	34.83		40.61		39.52		33.00		11.55		7.10		-10.83	a	15.87
2020	-8.10		-8.45		13.06		17.37		26.26		36.20		40.61		38.48		29.20		17.61		9.17		-11.07	b	16.70
2021	-10.10		-1.11		6.61		18.07		28.68		36.93		43.45		38.61		30.60		19.16		12.27		6.97		19.18
2022	-8.77		-18.14		-1.90		18.93		27.39		36.70		43.32		41.74		32.20		19.61		4.43		5.23		16.73
2023	-4.35		-3.07		6.29		14.03		30.29		34.73		41.65		41.94		31.93		19.03		9.17		1.74		18.61
2024	2.71		-0.28		10.10	b	22.71	f	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	4.18	i
Period of Record Statistics
MEAN	-3.92		-0.92		9.00		18.59		27.34		34.43		40.54		39.24		31.01		19.47		8.57		-1.91		18.44
S.D.	6.77		6.69		6.61		3.16		1.94		2.24		1.95		2.20		2.42		2.85		5.10		5.82		1.73
SKEW	-0.23		-0.36		-1.22		-1.33		0.13		-0.07		0.19		-0.39		0.62		-0.23		-0.66		-0.33		-0.30
MAX	10.26		13.46		19.74		23.37		31.03		39.63		44.71		43.13		38.83		24.77		17.93		8.61		22.09
MIN	-19.96		-18.14		-13.17		6.97		23.39		29.63		37.45		33.65		26.60		11.55		-5.77		-17.61		13.65
YRS	63		63		63		60		62		62		63		63		61		62		63		61		56