RIO GRANDE RESERVOIR, CO

Average of Maximum Temperature (Degrees Fahrenheit)

(057050)

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
1977	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	64.60		57.87		42.53		34.81		49.95	h
1978	34.13		36.61		43.94		47.77		52.10		67.63		74.35		71.06		65.00		59.39		41.40		29.71		51.92
1979	27.10		35.96		38.77		45.83		54.52		65.57		72.94		68.16		68.47		60.06		36.83		35.00		50.77
1980	32.84		34.00	b	36.52		43.80		50.68		68.63		74.16		69.03		64.57		54.77		45.97		41.45		51.37
1981	38.97		39.71		37.16		50.77		54.45		70.43		70.65		68.16		62.70		50.29		47.20		35.23		52.14
1982	30.58		35.00		37.45		44.53		54.26		64.77		70.77		68.06		59.57		50.48		39.97		31.45		48.91
1983	35.26		36.46		37.84		39.90		51.84		62.37		71.16		74.80	a	68.63		56.97		41.67		32.45		50.78
1984	33.03		37.79		38.97		42.63		60.61		64.27		72.35		70.83	a	65.37		44.93	a	42.70		33.03		50.54
1985	32.65		33.39		38.61		48.93		57.71		69.87		72.94		72.90		59.70		53.45		37.83		37.03		51.25
1986	41.52		36.57		45.68		47.30		56.45		67.43		68.00		72.13		58.30		50.26		42.29	i	34.94		52.60	a
1987	31.87		36.39		39.68		50.93		54.55		70.30		73.03		70.58		65.33		59.23		43.04	b	31.90		52.24
1988	32.03		39.79		39.03		49.70		57.29		68.67		74.42		70.77		64.87		60.81		41.23		32.13		52.56
1989	31.45		37.07		47.77		53.30		60.23		67.87		76.87		69.45		66.93		58.77		49.57		38.32		54.80
1990	33.48		36.07		43.06		50.37		56.16		71.77		71.97		69.10		67.93		57.42		40.80		27.42		52.13
1991	32.16		42.07		37.19		47.00		58.13		65.60		73.19		71.55		66.20		59.06		39.93		29.84		51.83
1992	33.61		37.48		40.65		53.77		61.29		66.73		70.71		71.13	a	67.60		58.52		34.67		29.41	b	52.13
1993	31.94		32.43		41.39		45.70		59.19		67.70		75.52		-----	z	-----	z	53.15	e	38.77		33.33	g	49.53	c
1994	35.63	a	33.38	d	44.55		48.24	a	60.19	d	74.71	b	77.72	b	75.74	d	67.37		53.07	a	36.38	d	34.45		53.45
1995	31.38	o	42.71		42.00		44.63		51.39		66.40		72.74		75.20	a	66.23		60.58		49.57	i	37.32	c	55.92	b
1996	32.90		40.97		40.79	b	49.45	a	63.81		70.93		76.68		74.16		63.00	d	54.45		40.00	f	32.52		54.51	a
1997	32.69	b	37.30	e	49.70	k	43.97		58.48		66.87		71.58		70.65		66.86	b	56.27	a	39.81	c	30.73	i	54.45	b
1998	35.35		34.86	f	44.29	j	43.13		58.84		66.00		73.74		70.94		68.81	d	51.45		43.77		39.24	j	56.89	c
1999	37.17	m	39.46		46.68		41.59	a	54.73	a	67.77		70.87		67.94		65.63		63.77		55.00		37.16		55.51	a
2000	33.86	i	39.31		40.45		53.00		64.32		72.40		76.26	d	74.13		69.43		54.68		36.17		36.58		56.07	a
2001	32.23	a	34.00	c	41.90		47.27		62.81		73.37		76.55		72.87		71.20		61.45		48.00	a	32.45		54.51
2002	35.23		39.41	k	45.33	j	56.30		63.55	b	76.80		78.97		77.29		67.33		55.10		44.83	l	35.08	f	63.82	d
2003	40.79	g	37.29		42.26	h	54.83	f	62.29		69.97		81.94		73.65		68.00		64.87		38.83		36.44	o	62.10	d
2004	32.43	j	34.36	d	48.65		49.80		63.26		71.87		74.03		75.03		67.43		54.70	a	38.89	l	36.39	h	59.90	c
2005	38.47	a	38.93	m	41.48		49.10		62.84		69.17		80.90		72.16		67.37		60.23		50.60	e	41.65	e	57.63	a
2006	37.61	m	41.44	l	41.12	f	54.00	a	64.45		75.40		75.61		70.58		64.87		56.16		52.79	k	35.65	n	65.87	e
2007	33.75	g	42.19	l	48.42		50.40		59.84		72.59	c	74.74		72.50	i	68.13		60.42		60.20	j	31.57	j	62.08	e
2008	29.38	e	34.75	q	42.07	q	49.82	h	56.29		70.20		76.68		75.42		69.67		58.42		46.85	q	36.80	k	62.29	e
2009	39.41	i	40.31	o	42.50	o	46.63		63.19		65.07		78.06		76.42		66.13		50.06		49.27		28.16		58.11	c
2010	32.00		33.00		41.61		47.37		57.84		72.53		77.29		72.35		72.28	a	59.45		43.00		36.71		53.79
2011	34.13		32.50		43.35		50.63		56.00		72.00		77.58		76.87		69.20		57.13		42.03		31.94		53.61
2012	37.84		34.10		47.84		56.00		64.42		-----	z	76.03		76.84	f	71.17		59.16		54.27	s	32.32		53.21	c
2013	31.84		32.61		42.26		48.07		59.53	a	73.23	h	74.86	j	72.29		70.10		55.97		44.47		33.03		49.02	b
2014	37.26		37.57		44.68		50.53		58.42		72.13		78.90		70.23		71.87		63.19		44.33		34.65		55.31
2015	40.06		42.57		49.16		54.60		56.87		73.77		72.48		75.45		73.53		61.90		45.75	r	30.58		57.36	a
2016	31.10	a	40.31		45.48		50.50		58.87		75.87		76.19		68.84		67.63		62.74		46.77		33.81		54.84
2017	30.87		38.39		48.42		52.23		60.03		75.43		74.00		71.61		66.00		60.74		52.47		44.84		56.25
2018	42.13		37.04		44.58		54.70		64.61		74.73		77.68		75.71		71.83		52.13		43.20		35.32		56.14
2019	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2020	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2021	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	55.06	n	-----	z	-----	z
2022	38.74		37.36		45.10		52.40		62.87	h	72.37		73.13		72.94		72.03		56.84		39.80		32.94		53.97	a
2023	29.10		33.25		34.26		48.07		60.35		66.83		81.42		76.58		68.93		60.81		47.20		35.42		53.52
2024	33.03		36.79		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	34.91	j
Period of Record Statistics
MEAN	33.96		36.79		42.37		48.90		58.73		69.87		74.88		72.32		67.16		57.07		43.09		34.17		52.82
S.D.	3.48		2.89		3.97		3.99		3.89		3.61		3.15		2.73		3.36		4.30		4.84		3.75		1.90
SKEW	0.64		0.31		0.04		-0.16		-0.25		0.04		0.27		0.13		-0.55		-0.54		0.50		0.72		0.12
MAX	42.13		42.71		49.16		56.30		64.61		76.80		81.94		77.29		73.53		64.87		55.00		44.84		56.25
MIN	27.10		32.43		34.26		39.90		50.68		62.37		68.00		67.94		58.30		44.93		34.67		27.42		48.91
YRS	36		37		36		41		42		41		42		40		43		44		34		35		23