RIFLE, CO

Average of Maximum Temperature (Degrees Fahrenheit)

(057031)

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
1910	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	83.86	h	68.48		57.60		42.13	a	56.07	i
1911	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	79.13		61.97		46.27		35.65		55.75	h
1912	36.90		41.76		49.39		58.72	a	70.10		81.37		85.48		86.48		72.40		61.71		50.73		30.77		60.49
1913	28.94		39.50		48.55		65.33		76.29		82.00		86.84		90.16		74.03		60.48		51.60		34.74		61.54
1914	35.19		38.57		53.19		63.10		73.10		80.00		86.81		86.55		79.20		63.00		56.33		34.42		62.46
1915	32.90		43.11	a	53.16		67.53		69.13		79.83		88.55		87.61		75.63		66.97		47.80		37.94		62.51
1916	32.94		39.62		55.77		65.03		71.39		83.80		88.77		82.39		77.37		61.06		48.10		32.84		61.59
1917	30.10		38.25		45.29		56.40		63.74		82.07		91.26		85.06		78.17		65.42		56.53		45.23		61.46
1918	31.61		38.43		56.71		58.83		72.29		88.10		86.68		86.26		76.37		63.84		46.03		34.58		61.64
1919	33.81		38.19	a	50.32		65.00		75.61		84.93		90.06		88.13		77.57		56.97		47.53		32.74		61.74
1920	35.43	a	41.83		46.65		53.37		72.84		80.13		88.23		82.93	a	73.90		60.58		47.39	b	35.61		59.91
1921	39.10		44.39		55.71		60.31	a	72.03		82.07		86.06		82.26		78.13		67.84		54.53		44.03		63.87
1922	35.03		38.61		49.77		59.23		72.35		85.03		87.35		86.65		79.87		65.68		50.13		41.39		62.59
1923	41.16		41.14		47.16		60.93		71.94		81.33		88.61		82.10		74.23		60.13		51.90		41.68		61.86
1924	31.97		47.00		45.35		62.13		72.29		83.50		87.00		86.32		77.10		64.35		52.83		31.52		61.78
1925	29.94		44.50		56.70	a	69.07		79.16		82.86	a	91.32		83.10		78.83	a	65.45		50.62	a	43.55		64.59
1926	39.29		48.74	a	56.07	a	65.03		72.37	a	87.53		90.32		91.71		81.57		70.23	i	54.30		-----	z	68.69	b
1927	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1928	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1929	-----	z	-----	z	-----	z	-----	z	76.48		89.37		97.07	a	94.14	b	-----	z	-----	z	-----	z	-----	z	89.26	h
1930	-----	z	-----	z	53.77		70.47		70.45		86.17		92.03		87.87		77.77		70.68		52.23		36.03		69.75	b
1931	39.32		49.25		56.06		70.23		76.57	a	89.67		95.23		92.58		82.47		-----	z	53.73		34.94		67.28	a
1932	32.00		44.18	a	52.45		69.07		78.10		84.57		91.71		90.81		81.77		68.42		56.90		38.77		65.73
1933	34.27	a	33.37	a	59.61		64.77		72.77		89.30		94.47	a	89.29		85.27		72.58		59.73		48.19		66.97
1934	45.13		56.61		63.29		69.27		85.29		87.30		96.45		92.81		81.23		73.71		63.77		45.19		71.67
1935	40.71		54.21		56.03		66.47		73.00	b	90.37		95.26		91.74		83.40		68.23		53.40		42.71		67.96
1936	37.10		41.00		56.42		71.40		83.57	a	90.97		95.65		93.23		83.60		74.48		54.33		41.19		68.58
1937	23.45		41.52	a	56.41	b	72.57		80.87		84.93		89.74		91.26		81.57		66.57	a	51.57	b	41.71		65.18
1938	38.45		44.11		51.19		63.53		70.61		84.43		89.26		87.81		78.50		68.37	a	44.80		38.32		63.28
1939	37.68		34.18		54.00	a	67.83		77.10		82.57		91.74		90.04	f	79.70		69.00		61.13		49.23		64.01	a
1940	37.52		44.48		58.65		65.10		79.39		88.93		93.13		89.90		79.27		69.06		48.63		40.26		66.19
1941	39.71		48.54		52.81		59.73		75.87		80.27		89.65		86.90		75.30		65.23	e	-----	z	42.20	k	67.40	b
1942	36.10	a	36.00		48.42		65.17		73.06		84.17		90.58		88.32		80.47		69.00		56.90		44.29		64.37
1943	42.68		48.07		53.74		73.23		72.45		82.07		92.84		85.03	a	84.48	g	70.97		56.07		42.55		65.43	a
1944	35.65		43.97		51.03		59.33		74.71		81.83		89.61		89.77		85.37		74.81		54.43		44.74		65.44
1945	43.00		47.57		53.71		59.30		74.84		77.77		90.35		88.32		80.13		70.65		52.60		36.55		64.57
1946	36.94		44.75		58.32		69.83		72.23		85.73		92.26		87.19		80.55	a	58.77		45.87		42.87		64.61
1947	35.16		45.96		52.84		59.97		76.03		78.63		91.32		87.74		83.33		71.26	h	44.30		39.23		63.14	a
1948	36.45		39.10		45.94		64.17		77.35		82.87		89.90		86.13		82.60		69.16		40.87		36.87		62.62
1949	30.77		35.57		53.16		65.73		71.00		79.83	a	88.32		88.32		80.23		63.97		59.80		39.81		63.04
1950	35.52		44.21		50.03		64.20		69.48		83.23		86.35		86.10		77.70		75.52		53.97		43.26		64.13
1951	34.06		39.50		50.32		62.23	d	72.90	a	78.97		91.23		86.26		80.23		64.55		47.00		32.81		61.67
1952	32.03		35.79		42.65		64.33		73.42		84.93	a	89.36	f	85.16		81.50		74.58		48.33		36.68		59.95	a
1953	42.00		44.21		57.31	b	59.13		67.00	a	86.31	a	90.90		84.94		84.57		70.61		53.23		38.32		64.88
1954	42.65		53.64		50.68		69.50		77.10		83.97		92.04	g	86.52	f	78.20		68.45		55.13		32.96	f	64.37	c
1955	31.74		34.79		48.03		63.17		74.87		82.77		92.94		89.26		83.79	b	70.16		45.13		40.55		63.10
1956	44.03		38.72		54.71		63.97		78.84		89.77		89.77		85.03		86.13		71.39		45.80		36.10		65.36
1957	34.26		42.36		53.06		59.37		66.32		81.00		87.61		84.84		79.13		-----	z	44.53		40.68		61.20	a
1958	40.29		48.07		50.10		60.30		78.77		87.40		89.94		92.03		79.77		71.52		52.93		-----	z	68.28	a
1959	38.65		42.18		52.74		64.00		73.84		86.83		90.13		85.42		75.40		64.32		53.10		43.26		64.16
1960	34.65		36.28		54.07	b	65.83		72.45		85.27		90.42		88.77		81.20		66.10		52.77		40.45		64.02
1961	43.97		47.50		52.16		61.73		74.71		85.33		88.97		87.77		69.70		64.74		48.80		34.45		63.32
1962	34.03		43.64		48.29		67.00		71.77		81.87		87.37	a	87.70	a	79.37		70.35		56.50		44.37	a	64.36
1963	29.10		51.18		54.16		65.50		77.30	a	82.03		91.16		84.13		82.20		73.32		55.00		38.48		65.30
1964	33.23		37.14		44.77		60.57		73.52		80.73		91.68		84.13		77.87		-----	z	48.73		36.58		60.81	a
1965	40.39		42.93		47.48		61.87		71.32		79.53		86.32		84.16		-----	z	69.97		55.57		42.74		62.03	a
1966	37.16		39.93		57.74		66.37		76.58		83.57		91.39		88.77		82.07		66.03		56.57		37.03		65.27
1967	35.71		45.00		59.94		63.90		71.84		77.86	b	88.90		87.90		80.50		69.81		55.90		31.90		64.10
1968	33.29		43.24		55.42		58.10		71.58		86.43		88.65		81.71		78.37		69.00		46.80		36.55		62.43
1969	37.77		40.75		50.23		67.83		79.74		78.93		90.16		90.84		80.33		56.10		49.67		42.81		63.76
1970	39.10		51.50		49.81		57.53		76.13		81.53		88.65		88.52		75.63		59.00		50.43		40.26		63.17
1971	35.65		42.39		52.45		64.10		70.10		84.90		89.42		88.77	a	74.37		63.68		47.33		32.61		62.15
1972	37.65		48.90		61.13		65.07		74.10		84.03		89.42		86.68		76.40		61.65		43.60		31.39		63.33
1973	29.03		40.50		50.90		57.67		72.13		-----	z	86.03		86.77		76.73		70.10		-----	z	38.26		60.81	b
1974	29.03		38.29		56.39		60.70		77.77		86.20		88.19		86.42		79.23		68.26		50.47		34.39		62.94
1975	31.81		38.54		49.94		57.17		67.74		79.77		87.87		86.61		79.07		68.13		50.20		39.35		61.35
1976	35.23		47.69		50.42		63.67		72.94		81.73		91.55		85.26		76.80		66.23		54.13		43.84		64.12
1977	36.26		50.07		51.48		68.43		73.35		89.93		89.06		87.58		80.20		69.68		50.90		41.81		65.73
1978	37.87		43.32		56.68		64.00		70.52		85.27		91.52		87.55		80.23		71.74		53.37		28.26		64.19
1979	26.29		38.36		50.48		64.00		71.13		83.13		-----	z	-----	z	-----	z	-----	z	-----	z	40.29		53.38	e
1980	-----	z	-----	z	-----	z	63.87		68.84		87.23		-----	z	87.06		81.13		-----	z	53.43		50.13		70.24	e
1981	45.74		48.75		54.10		70.63		69.97		87.37		89.23		86.65		82.17		62.26		54.43		39.39		65.89
1982	35.74		41.43		53.42		61.90		70.94		81.63		88.74		86.65		74.31	a	61.29		47.93		39.74		61.98
1983	43.06		47.43		52.74		56.70		67.65		79.00		87.40	a	89.63	d	82.93		68.55		48.73		33.87	a	63.14
1984	33.55		41.11	a	51.10		58.13		76.55		78.60		88.90		86.23		78.20		57.23		-----	z	39.48		62.64	a
1985	37.68		39.18		53.39		66.27		74.13		85.62	a	88.32		90.65		73.33		67.00	a	46.10		40.58		63.52
1986	44.29		49.25		62.00		64.63		72.94		85.13		86.40	a	87.68		72.47		65.81		51.97		44.58		65.60
1987	38.81		48.43		54.26		70.20		73.55	b	86.00		88.00	a	85.53	a	81.93		72.65		52.17	a	37.94		65.79
1988	33.40	a	46.48		52.65		66.70		73.81		88.03		91.65		89.55		78.27		74.90		49.67		40.10		65.43
1989	35.35		41.00		59.00		69.30		76.57	a	84.07	a	92.77		86.35		82.00		68.67	a	-----	z	43.77		67.17	a
1990	-----	z	46.79		58.61		67.24	a	74.77		89.53		89.32		87.52		83.90		67.77		52.17		34.48		68.37	a
1991	33.66	b	48.43		52.81		60.63		74.81		83.70		89.16		88.29		79.63		70.30	a	45.53		39.26		63.85
1992	38.52		50.97		58.57	a	71.90	a	75.32		82.57		85.71		86.68		81.07		72.35		44.70		37.42		65.48
1993	39.81		43.36		57.10		61.20		73.06		82.07		88.57	q	86.00	a	78.79	a	64.65		46.37		40.48		61.17	a
1994	42.77		44.39		60.39		64.00		76.67	g	92.31	n	93.19		90.23		81.37		65.13		45.10		39.26	l	65.17	c
1995	40.44	d	54.07		54.85	d	61.03		64.48	j	80.86	i	88.55	b	90.87		79.50		66.29		55.28	a	46.74		63.76	b
1996	38.77		48.31		56.30	a	63.84	k	76.87		85.67	c	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	61.18	g
1997	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	75.89	l	50.79	f	40.81	e	40.81	k
1998	44.68		47.52	a	55.33	a	61.52	a	76.24	j	79.36	e	93.07	d	91.34	b	84.56	c	68.39		55.71	b	38.69	e	65.47	a
1999	43.36	c	48.96	b	64.76	b	61.67		67.05	i	84.52	e	93.26	h	88.10	b	78.48	e	75.29	c	62.31	d	43.17	b	65.06	b
2000	42.72	b	49.80	d	54.44	d	71.93	a	80.34	b	88.12	e	96.00	d	92.89	d	81.75	b	71.37	a	44.58	d	40.67	g	70.36	a
2001	42.23		47.32		59.44	f	67.40		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	44.00	r	38.31	e	48.81	h
2002	38.79	b	43.63	i	51.32	i	71.12	m	78.75	o	92.50	x	-----	z	-----	z	-----	z	63.79	l	47.30	c	41.79	g	43.04	j
2003	46.48	f	44.04	e	56.68		67.04	b	78.25	c	85.36	b	98.55	b	92.48	f	79.90	a	75.50	e	49.26	g	42.38	b	69.74	c
2004	39.43	a	44.12	c	64.07	b	67.48	c	79.05	k	90.16	k	91.07	d	89.62	j	82.19	n	-----	z	-----	z	-----	z	61.23	g
2005	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
2006	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	57.63	l	51.69	a	36.80	f	51.69	k
2007	36.81		46.39		57.58		65.63		74.97	a	87.27		94.48		90.58		79.43	b	63.79	g	55.90		-----	z	68.90	b
2008	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	52.00	b	47.50	y	52.00	k
2009	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	36.73		43.84		53.62		64.15		73.92		84.00		90.20		87.64		79.38		67.35		51.42		39.29		63.93
S.D.	4.59		5.00		4.43		4.25		3.71		3.30		2.80		2.73		3.23		4.65		4.66		4.42		2.05
SKEW	-0.21		0.13		0.09		-0.01		0.27		0.11		0.72		0.13		-0.43		-0.33		0.19		-0.06		0.96
MAX	45.74		56.61		64.76		73.23		85.29		90.97		98.55		94.14		86.13		75.52		63.77		50.13		71.67
MIN	23.45		33.37		42.65		53.37		63.74		77.77		85.48		81.71		69.70		56.10		40.87		28.26		59.91
YRS	86		87		87		88		84		85		82		83		84		80		85		83		59