CHISOS BASIN, TX

Average of Minimum Temperature (Degrees Fahrenheit)

(411715)

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
1943	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1944	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1945	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1946	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
1947	-----	z	36.86		43.42		50.70		58.61		63.57		62.50	m	61.23		58.17		55.77		40.60		34.65		50.36	b
1948	31.84		43.61	a	45.28	b	55.77		59.39		64.23		63.00		63.94		57.50		51.28	b	37.12	e	45.39		51.53
1949	33.29		41.83	d	48.23		47.47		60.00		63.00		63.19		60.52		58.33		49.90	b	43.60		37.71		50.59
1950	46.26		43.25		47.35		52.80		58.81		61.87		62.16		60.52		58.97		53.97		42.46	b	40.00	a	52.37
1951	38.45		38.96		45.23		49.97		58.52		64.67		64.71		64.10		59.30		54.94		40.74	g	39.52		52.58	a
1952	43.14	b	38.90		40.13		49.56	c	54.32		62.37		61.48		64.13	a	57.90		47.45		39.73		36.55		49.64
1953	36.06	o	39.08	c	49.55	b	49.63		54.68		63.37		62.32		59.53	a	54.57		50.16	f	38.79	f	29.68		51.38	c
1954	41.00		41.14		45.19		53.86	a	56.40	a	61.90		62.10		61.39		58.80		50.83	a	42.68	k	37.52		51.83	a
1955	34.39		35.81	g	46.83	a	52.97		59.48		62.80		63.26		62.19		60.07		52.55		43.33		40.74		52.60	a
1956	38.71		40.31		44.29		51.63		60.61		64.07		63.65		61.71		56.50		52.32		38.57		37.94		50.86
1957	44.42		48.57		45.55		50.97		53.65		62.13		64.19		64.12	n	54.28	e	48.16	f	40.00		42.65		50.64	b
1958	35.77		41.89		40.23		50.40		55.14	b	63.93		64.74		63.00		61.10		49.62	b	42.37		35.13		50.28
1959	38.00	a	40.18		39.06		49.10		58.42		59.93		61.06		61.15	d	58.29	f	51.86	c	38.17		35.54	c	48.41	a
1960	37.47	a	33.55		43.52	b	50.73		57.48		62.67		61.84		60.68		55.43		53.81		47.37		35.65		50.02
1961	34.10		37.93		46.45		51.63		58.55	b	60.50		60.65		60.45		59.80		53.21	b	40.67		41.61		50.46
1962	34.23	a	46.61		40.71		52.55	a	61.57	a	62.28	a	63.32		63.84		60.70		55.40	a	44.67		37.24	b	51.93
1963	34.70	a	37.96		44.97		54.66	a	59.61		65.77		65.07	b	63.23		58.07		51.71		44.59	a	36.26		51.38
1964	34.47	a	35.21		46.23	a	55.38	a	61.68		63.10		64.13		64.42		59.37		49.77		44.53		40.19		51.54
1965	41.94		36.82		42.00		55.03		58.17	a	64.30		64.06		61.71		60.73		51.10		49.30		41.58		52.23
1966	34.00		34.36		45.58		52.69	a	56.74		61.17		64.58		62.81		59.00		50.59	b	45.53		35.58		50.22
1967	35.14	b	38.48	a	48.80	a	57.13		57.29		63.90	a	63.43	a	60.10		55.23		47.90		44.59	a	35.39		50.61
1968	36.57	a	39.03		39.94		50.33		58.39		61.33		62.03		62.23		56.13		53.48		41.43		37.47	a	49.86
1969	40.74		40.04		36.48		54.17		55.42		64.87		65.97		65.10		59.33		52.77		41.43		40.19		51.38
1970	35.29		37.36		40.77		53.86	a	54.93	a	60.90	a	63.35		63.53	a	57.30		46.94		40.07		45.74		50.00
1971	38.48		38.21		44.03		48.90		58.87		62.17		62.94		59.23		57.17		51.71		45.30		39.13		50.51
1972	35.52		39.66		47.42		53.30		56.52		61.40		61.68		60.68		59.53		53.84		39.17		34.71		50.28
1973	31.63	d	35.41	a	41.03		45.13		55.42		61.27		62.42		59.81		58.40		53.00		49.10		36.52		49.09
1974	38.50	c	36.32		50.00		51.07		60.74		62.63		63.07	a	61.67	a	55.00		50.26		41.80		36.81		50.66
1975	34.35		36.57		42.45		49.67		58.68		63.43		60.87		60.23		55.63		51.97		41.66	a	37.61		49.43
1976	30.47	a	42.31		44.68		51.53		52.84		61.80		60.45		60.19		57.55	a	42.58		35.90		32.60	a	47.74
1977	34.77		34.82		42.87	a	49.97		60.35		61.83		63.48		65.84		63.38	a	53.48		45.30		41.97		51.51
1978	35.87		35.04		44.16		54.90		59.55		63.43		64.94		61.55		57.30		51.06		46.63		37.53	a	51.00
1979	33.84		40.36		44.47	a	51.38	a	55.45	b	60.31	a	64.33	a	61.39		56.77		54.68		39.77		37.29		50.00
1980	40.90	a	39.17		43.45	b	47.23		58.50	c	66.97	a	67.23		63.19		61.57		49.03		38.97		40.35		51.38
1981	36.84		38.96		42.23		51.57		57.87	a	61.07		63.37	a	61.35		58.23		52.21	b	45.14	b	40.81		50.80
1982	37.23	a	36.57		46.41	b	52.41	a	56.07	a	63.00		64.29		63.79	c	61.32	b	51.71	c	41.46	b	35.53	a	50.82
1983	35.68		37.16	c	42.10	b	44.57	b	57.32	c	62.56	c	64.17	a	63.31	b	60.04	d	54.07	c	44.36	b	35.35	e	50.06
1984	33.37	d	36.32	a	-----	z	51.00	a	58.58	e	62.81	c	62.38	b	63.64	c	57.21	a	51.32		43.00	c	45.88	e	51.41	a
1985	30.93	c	35.58	b	45.93	b	52.14	a	58.94		-----	z	62.29	g	64.46	e	58.66	a	51.68		49.00		37.61		48.49	b
1986	36.71		42.64		43.61		55.83		57.74		60.43		64.26		63.48		59.89	b	50.43	a	43.29	b	35.52		51.15
1987	34.71		37.82		37.55		45.38	a	55.26		60.37		64.17	b	63.10		57.83	a	53.58		42.70		39.10		49.30
1988	34.87		38.00		42.61		50.97	a	56.48		61.10	a	63.16		63.19		58.97	a	52.97		46.40		36.90		50.47
1989	38.61		39.11		45.61		52.68	e	61.10	b	64.33	c	65.28	b	62.42		57.27		52.68		44.50		31.45		51.25
1990	37.71		39.46		44.87	a	52.59	a	60.24	b	67.73		62.32	c	61.23	a	57.77		48.62	b	46.37		40.50	a	51.62
1991	36.03		39.64		44.81	d	52.13		60.20	a	63.52	a	62.10		62.16		56.07	c	51.26		39.73	d	39.68		50.61
1992	33.40	a	38.76		45.23		49.63		54.27	a	63.72	a	64.21	b	61.13	a	59.10		53.94		37.68	b	42.03	a	50.26
1993	41.37	d	40.81	a	45.79	b	51.11	b	56.21	c	63.40		65.30	a	65.14	b	59.00	b	50.39	c	42.38	a	40.19		51.76
1994	38.32		40.93		45.50	a	50.15	d	58.77	a	64.37		65.97	a	63.27	a	58.38	d	51.68	i	48.77		42.23	a	52.42	a
1995	36.15	d	43.81	a	43.90	a	47.45	a	61.16		62.34	a	64.97		64.18	i	60.14	b	53.52		44.62	f	43.73	p	52.60	c
1996	39.09	h	44.83		39.13	a	50.48	c	64.04	c	64.34	a	65.33	d	62.83	b	59.38	a	52.10	a	46.72	a	39.12	e	53.48	a
1997	35.50	e	37.93		45.90		45.43		57.42		63.14	a	63.89	d	64.34	b	60.96	f	51.31	b	43.79	a	33.00	e	49.24	a
1998	39.74		37.48	a	41.71		46.10		63.50	a	67.55	a	66.07	a	62.81		61.00	b	54.81		46.70	c	36.96	e	52.04
1999	38.87	a	44.81	b	46.13		53.97	a	59.68		63.93		63.10		64.77		59.34	a	50.53	a	45.07	c	35.24	b	52.12
2000	41.06		45.03		45.13	a	53.47		63.84		61.73		66.97		64.06		61.23		51.55		39.50		34.61		52.35
2001	33.27	a	43.11	a	42.60	a	54.21	a	60.00		65.55	a	66.55		63.90	b	59.60		52.71		45.54	b	36.97	a	52.00
2002	38.90	a	33.25		44.61		56.86	a	61.77	a	64.72	a	62.50	a	63.83	a	58.03		53.48		41.53		37.94		51.45
2003	38.35		39.07	a	42.68		52.73		61.61		63.52	a	61.73	a	63.55		57.80		52.13	a	48.53		37.19		51.58
2004	40.35		36.07		46.70	a	50.14	a	58.57	a	62.77		62.16		61.13		57.03	a	55.10	a	41.43		35.58		50.59
2005	43.13	a	39.15	a	41.45	b	49.14	h	57.37	a	64.07	a	65.03		63.06		61.79	a	52.87		44.14	a	39.67	a	51.98	a
2006	40.19		41.18		48.43	a	57.14	b	62.48		64.40		64.39		62.86	b	58.86	a	53.03	b	46.59	a	35.13	a	52.89
2007	34.00	a	39.46		45.06		48.67		56.81		63.39	g	61.90	a	63.55		60.33		53.50	a	42.39	b	38.65		49.48	a
2008	38.52		41.62		43.03		51.53		59.68		66.53		62.94		62.48		56.07		52.00	a	42.20		40.71		51.44
2009	40.35		42.42	b	46.19		52.07	a	59.16		65.23		66.32		65.23	a	56.20		52.35		42.13		36.90		52.05
2010	32.48		33.93		39.32		50.47		59.35		65.33		63.74		63.87		59.83		53.39		44.97		40.48		50.60
2011	36.55		34.57		50.29		57.67		60.87		68.83		67.39		68.29		61.73		54.17	a	45.77		36.16		53.52
2012	38.32		39.97		46.17	a	55.70		59.68	c	65.93		64.23		65.00		59.83		55.19		48.77		42.13		53.41
2013	36.58		38.32		43.71		50.63		58.77		66.20		64.48		65.48		61.17		51.13	p	42.67		37.27	a	51.39	a
2014	34.39		43.54		45.23		53.03		57.29		65.53		64.87		65.33	a	60.56	c	55.97	a	41.00	c	39.48	h	53.34	a
2015	34.39	c	39.44	a	43.00	a	51.86	a	59.16		62.83	a	65.94		66.65		62.14	a	56.59	b	46.07		41.32	c	52.45
2016	35.74		42.31		48.19		53.20		58.55		63.59	a	67.77	i	64.27	e	61.33		57.56	d	48.37		43.00		52.37	a
2017	41.00		46.29		51.07	c	54.10	a	57.87		66.14	a	65.26		63.57	a	61.17		52.55		48.43		40.33	a	53.98
2018	35.97		47.50	b	47.94		52.47		64.71		67.28	a	65.84		66.07	a	58.60		52.35		41.07		39.86	j	54.53	a
2019	36.30	a	43.64		45.52		52.27		59.87		64.07	b	64.60	u	68.47	p	63.90		52.90		45.83	a	40.77		50.51	b
2020	40.10		38.14		51.25	c	55.88	e	62.65		64.90		67.41	b	66.42		57.43		53.03		48.93		33.45	b	53.30
2021	35.10		38.75		43.77	a	51.03		59.00		65.20		64.29		63.81		61.27		55.23		46.37		49.10		52.74
2022	35.35		34.61		43.58		56.40		64.84		67.03		68.77		65.10		59.53		50.84		42.00		40.87		52.41
2023	40.13		38.79		46.29		50.47		58.06		67.63		68.58		67.87		65.13		54.94		45.13		41.00		53.67
2024	35.26		42.97		45.29		50.94	l	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	41.17	i
Period of Record Statistics
MEAN	36.93		39.53		44.49		51.76		58.72		63.63		63.99		63.07		58.92		52.32		43.56		38.39		51.21
S.D.	3.21		3.39		2.98		2.90		2.55		2.01		1.82		1.94		2.16		2.37		3.24		3.42		1.24
SKEW	0.48		0.43		-0.17		-0.28		0.16		0.39		0.40		0.24		0.19		-1.00		-0.10		0.36		0.03
MAX	46.26		48.57		51.25		57.67		64.84		68.83		68.77		68.29		65.13		57.56		49.30		49.10		53.98
MIN	30.47		33.25		36.48		44.57		52.84		59.93		60.45		59.23		54.28		42.58		35.90		29.68		47.74
YRS	75		77		77		76		77		75		73		74		75		73		73		74		57