FORT SUMNER, NM

Average of Minimum Temperature (Degrees Fahrenheit)

(293294)

File last updated on April 17, 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
1908	-----	z	-----	z	-----	z	-----	z	57.41	i	59.43		61.87		61.82	i	48.00	l	36.94		23.34	a	-----	z	45.40	h
1909	-----	z	-----	z	-----	z	-----	z	-----	z	63.93		64.03		62.84		50.23		-----	z	-----	z	-----	z	60.26	h
1910	21.87		17.07	a	34.32		41.07		48.84		58.83		61.67	a	65.40	u	-----	z	36.52		30.07		20.63	a	37.09	b
1911	26.00	a	24.04	a	36.23		41.47		52.10		58.53		64.03	a	60.00		55.43		-----	z	-----	z	-----	z	46.43	c
1912	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	61.57	x	60.90	a	47.88	f	38.29		23.00	a	15.42		34.40	h
1913	16.86	b	21.43		27.90		34.67		48.13		56.57		59.58		59.87		48.07		38.39		34.57		22.03		39.01
1914	26.52		19.64		25.35		39.70		51.42		59.33		61.61		59.63	a	51.86	a	38.87		31.43		21.23		40.55
1915	21.00		27.64		30.00		42.97		45.29		56.38	a	61.29		60.24	b	55.67		39.03	a	25.23		21.77		40.54
1916	22.84		26.55		32.48		37.50	b	45.55		54.07		62.48		61.84		52.37		40.77		27.97		22.61		40.59
1917	26.13		29.75		29.03		38.63		45.45		55.70		65.90		62.29		57.11	b	40.83	b	29.75	r	21.29		42.92	a
1918	15.87		27.39		35.20	a	38.27		49.90		64.47		63.94		62.26		50.87		42.42		27.10		18.58		41.36
1919	20.60	a	25.30	a	32.19		44.07		51.77		56.97		61.90		61.68		59.13		41.71		27.86	a	22.58		42.15
1920	24.35		28.66		30.28	f	36.00		48.65		55.90		62.35		57.94		53.00		36.87		27.00		18.90		40.87	a
1921	24.65		25.25		33.74		32.27	d	-----	z	-----	z	-----	z	62.61		58.07		41.06		30.03	a	27.42		37.23	c
1922	16.81		22.86		29.77		40.03		52.42		59.80		62.84		62.26		57.07		40.52		32.40		25.52		41.86
1923	27.97		25.57		31.93	a	42.03		50.23		60.70		66.06		62.94		52.40		41.45		31.33		21.06	o	44.78	a
1924	19.90		23.59		26.39		37.27		47.55		59.43		61.48		60.90		52.27		39.94		30.80		14.48		39.50
1925	14.61		26.29		30.73	a	-----	z	53.81		60.90		63.97		60.61		54.70		39.74		26.90		21.29		41.23	a
1926	19.16		27.11		30.48	b	38.66	a	50.23	a	59.53		61.03	a	59.84		56.30		45.45		32.35	m	25.58		43.03	a
1927	23.90		31.29		29.45		41.97		48.57	a	57.17		64.45		61.87		53.37		36.74	h	30.63		20.10		42.07	a
1928	20.87		24.66		32.45		37.17		47.71		59.47		64.94		61.68		50.07		43.42		30.13		22.06		41.22
1929	23.65		19.96		30.68		40.10		47.23		58.53		64.00		61.45		52.97		40.94		26.47		22.16	l	42.36	a
1930	-----	z	28.12	d	27.32		40.63		45.03	b	61.47		63.42		63.23		53.53		43.74		30.97		17.48	d	43.18	a
1931	24.03		29.86	f	33.04	h	40.07		48.32		60.17		64.68		61.81		57.87		44.45		30.70		24.84		45.69	b
1932	20.35		31.14		27.23	a	39.47		49.61		61.43		64.97		-----	z	55.67		42.40	a	27.40		17.81		39.77	a
1933	21.42		20.32	c	31.57	a	35.50		48.16		61.70		66.81		62.65		62.03		-----	z	37.30		24.55		42.91	a
1934	25.52		26.07		29.26		43.90		54.35		64.27		67.67	a	64.19		54.67		45.10		32.03		28.39		44.62
1935	26.68		29.14		36.94		43.10		45.29		60.13		64.97		64.69	b	60.67		44.29		29.33		25.23		44.20
1936	24.65		23.93		32.65		37.47		48.81		61.77		64.23		64.35		56.97		31.65		27.57		23.29		41.44
1937	15.74		27.46		28.17	b	37.10		53.29		60.97		62.61		63.06		57.30		-----	z	27.37		24.06		41.56	a
1938	21.65		26.64		34.58		33.83		47.84		59.27		63.35		62.39		54.40		41.71		25.41	a	25.87		41.41
1939	25.94		20.48	e	32.57	a	39.73		49.81		60.83		62.74		60.61		54.53		38.77	a	25.13		25.10		41.35
1940	19.52		24.52		32.23		39.60		48.39		57.07		63.32		60.65		56.70		43.23		28.69	a	27.00		41.74
1941	25.35		29.41	a	31.44	d	39.22	g	52.03		57.63		61.42		60.87		54.90		42.55		30.37		22.90		42.63	a
1942	20.00		19.43		28.00		39.90		45.32	c	58.07		60.94		61.74		51.63		42.58		30.97		26.45		40.42
1943	20.65		25.54		27.57	a	42.97		48.47	a	60.77		63.26		65.00		54.37		37.83	a	24.13		21.06		40.97
1944	18.74		26.48		29.77		35.57		47.42		60.17		64.03		-----	z	-----	z	-----	z	-----	z	-----	z	40.31	e
1945	-----	z	-----	z	-----	z	-----	z	-----	z	60.67	x	62.58		63.06		53.40		43.35		-----	z	-----	z	55.60	h
1946	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	65.55		65.27	a	60.10		44.24	b	31.69	d	27.97		49.14	f
1947	24.26		25.11	a	30.90	a	40.50		50.48		60.93		-----	z	-----	z	55.93	c	46.23		-----	z	24.10		39.83	c
1948	23.07	a	24.41	b	29.87		43.60		53.26		62.07		65.26		62.91	h	54.00		42.32		26.43		26.07	a	40.94	a
1949	18.68		27.00		33.29		41.89	c	52.70	a	59.26	c	63.55		61.73	a	55.50	b	39.19	e	30.67		19.77		41.94
1950	23.45		25.96	a	29.20	a	38.64	b	47.94		59.00		61.18	c	58.55		55.83		47.61		30.17		25.68		41.93
1951	22.32		25.39		33.97		39.47		52.17	b	60.47		67.62	e	65.32		54.07		45.39		28.80		26.87		43.49
1952	29.06		28.69		32.16		43.72	a	51.58		64.77		64.87		66.68		54.97		39.32		29.20		24.42		44.12
1953	29.42		26.32		37.57	a	40.73		47.00	d	64.80		65.84		63.20	a	-----	z	48.77	a	36.60		26.81		44.28	a
1954	30.97		35.32		37.61		49.50		55.03	a	66.10		68.90		66.00		59.63		46.97		34.17		27.48		48.14
1955	26.55		22.68		33.58		42.90		51.23		58.43		64.19		63.45		56.30		43.10		31.10		28.26		43.48
1956	26.23		22.62		32.68		39.23		51.03		62.13		61.87		59.00		50.47		40.74		22.50		23.45	b	41.00
1957	22.40	a	35.75		33.65		38.80		49.94		59.00	a	64.81		63.55		48.48	a	44.71		30.82	b	26.90	b	43.23
1958	23.52		29.36		31.13		40.00		50.48		60.90		63.71		62.77		57.43		43.32		30.27		21.61		42.88
1959	18.87		25.96		27.74		40.66	a	49.79	b	59.00	a	61.88	e	63.06		52.10		38.35		26.97		26.26		40.89
1960	20.80	a	23.03		29.83	b	39.63	c	45.78	d	59.77		61.29		60.52		52.40		39.68		29.57		22.68		40.41
1961	15.87		24.07		32.68		37.40		48.23		57.57		61.06		61.06		50.70		37.39		32.00		22.50	a	40.04
1962	17.48		27.07		26.55		42.17		48.26		56.60		63.61		58.35		54.70		43.13		30.17		25.45		41.13
1963	12.84		25.23	b	30.19		41.57		50.60	a	57.21	a	63.62	b	61.52		55.34	a	42.13	a	31.97		19.00		40.93
1964	18.70	a	19.97		28.42		38.60		50.48	b	57.07	a	63.97		62.20	a	56.57		40.43	a	31.86	a	26.06		41.19
1965	26.53	a	23.46		27.61		42.57		51.06		57.45	a	63.87		60.42		54.03		38.42		35.79	a	25.94		42.26
1966	16.10		21.79		30.90	a	41.37		50.58		60.17	a	66.16		60.61		53.57		37.90	a	31.60		19.42		40.85
1967	19.97		24.93		36.29		46.80		47.68		59.17		64.00	b	59.26		52.87		39.90		32.33		21.55		42.06
1968	24.87		27.25	a	32.84		38.97		50.06		58.30		62.42		60.71		49.20		40.87		32.10		23.03		41.72
1969	27.71	c	26.85	a	-----	z	44.00	b	50.10	b	58.63		66.90		65.03	a	56.93		42.65		30.00		26.97		45.07	a
1970	21.20	a	29.43		-----	z	38.07		47.66	b	56.47		64.20	a	-----	z	53.13		39.14	b	30.93		-----	z	42.25	c
1971	23.82	c	25.92	b	30.94		38.86	a	47.43	a	58.31	d	63.39		60.77	a	53.10		42.16		33.70	j	27.03		42.88	a
1972	21.87	a	21.96	c	34.14	c	39.67	c	49.80	a	59.40		62.70	a	61.16		55.31	a	44.23		26.87		21.33	a	41.54
1973	22.35		26.07	a	33.79	c	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	27.40	i
1974	-----	z	-----	z	34.04	f	40.20		51.71		58.47		61.77	a	59.74		50.97		46.00		32.43		25.04	h	50.16	d
1975	23.81		25.96	a	32.84	f	36.38	a	44.55		56.50		61.84		59.52		50.40		39.17	g	27.50		22.71		40.92	b
1976	19.14	c	-----	z	-----	z	-----	z	-----	z	57.25	b	61.26		58.94		54.17		35.32		24.93		16.74		40.97	d
1977	19.13		26.82		28.87		42.30		49.58		56.33		62.71		63.26		54.33		43.19		30.60		28.35		42.12
1978	20.71		23.79		32.26		42.00		48.65		59.80		62.94		59.90		54.33		41.58		36.73		21.00		41.97
1979	19.90	a	22.89		31.47	a	40.33		49.26		55.33		62.74		59.74		53.20		40.26		26.50		22.77		40.37
1980	25.58		26.45		28.39		35.63		49.13		60.67		65.06		61.74		57.10	a	39.39		29.60		26.42		42.10
1981	24.74		25.11		33.81		44.03		50.65		58.80		64.26		61.19		53.77		44.37	a	33.03		24.45		43.18
1982	23.93	a	23.00	b	32.61		40.96	b	48.26		58.47		62.90		62.97		55.70		39.90		30.24	a	23.43	a	41.87
1983	21.87	a	28.68		32.37	a	35.28	a	44.84		55.13		62.55		62.13		57.23		46.35		35.03		18.94		41.70
1984	20.80	a	23.68	a	29.97		37.00	a	52.52		61.20		62.94		62.48		51.87		42.15	d	34.03		27.23	a	42.16
1985	21.87		25.54		36.97		43.07		50.71		59.07		61.10		61.97		54.37		44.61		32.77		19.48		42.63
1986	23.80	a	29.89		35.77	a	42.67		49.65		59.60		62.94		62.97		55.40		43.00		30.97	a	25.74		43.53
1987	20.23		29.25		29.16		36.77		50.16		57.87		61.55		60.80	a	53.03		42.35		30.57		21.90		41.14
1988	19.61		25.83		29.16		40.17		48.71		58.41	a	61.94		62.87		51.50		43.06		30.50		20.10		40.99
1989	23.03		24.89		33.58		42.27		52.55		58.33		62.19		62.94		52.17		40.13		29.60		17.55		41.60
1990	21.03		25.57		34.52		43.00		49.23		62.53		63.13		60.32		57.83		40.81		31.27		18.45		42.31
1991	21.87		27.68		32.87		40.03		52.26		60.13		63.00		62.29		53.77		39.48		30.47		25.29		42.43
1992	22.16		28.79		32.90		42.57		49.39		55.97		61.32		60.16		52.13		41.84		26.10		22.39		41.31
1993	26.26		25.71		32.87		41.53		49.00		60.10		64.77		62.13		51.23		39.10		26.07		21.65		41.70
1994	20.71		21.93		33.94		39.73		52.23		60.20		63.35		62.81		53.97		42.19		32.80		28.39		42.69
1995	26.97		30.43		34.29		38.83		50.97		57.50		62.71		64.90		55.37		40.39		32.17		27.48		43.50
1996	23.65		28.69		29.65		40.30		56.61		62.83		66.16	l	63.43	c	52.97		42.48		31.23		24.71		41.50	a
1997	23.10		27.46		32.97		38.30		51.76	f	58.75	b	62.65		62.06		57.53		42.19		29.33		18.48		41.17	a
1998	23.94		29.89		30.26		37.73		49.26		57.07		65.23		61.71		57.30		46.58		34.43		24.39		43.15
1999	26.42		27.82		35.39		39.30		48.68		57.43		63.55		61.65		53.03		39.23		30.00		20.32		41.90
2000	22.48		29.59		33.74		42.90		53.71		61.37		64.55		62.81		53.53		45.16		27.23		-----	z	45.19	a
2001	23.21	c	27.21		34.87		41.80		51.26		60.23		65.90		61.61		54.47		42.79	b	35.70		21.87		43.41
2002	22.97		22.79		30.39		46.33		50.63	a	64.07		65.17	a	64.16		56.20		43.90		37.40	t	-----	z	46.66	b
2003	23.77		27.14		33.42		40.93		51.10		59.10	a	65.29		64.23		55.63		47.45		35.13		22.48		43.81
2004	24.94		23.83		39.87		42.23		51.42		58.90		62.20	a	60.94		54.73		44.94		33.07		23.29		43.36
2005	28.23		31.96		32.65		40.10		50.77		58.77		63.94		62.71		57.60		44.16		30.43		20.84		43.51
2006	23.48		24.39		34.87		45.50		54.06		63.53		66.48		66.05	k	48.74	g	42.97		31.23		21.81		40.83	b
2007	19.26		25.14		36.06		39.59	a	50.61		58.53		63.74		65.35		59.13		43.48		29.90		25.77		43.05
2008	20.35		27.00		32.03		39.03		50.16		63.66	a	70.81		62.83	a	53.50		42.23		30.90		22.68		42.93
2009	21.87	a	25.86		34.81		40.50		52.97		61.97		65.19		62.94		55.17		41.97		31.37		22.77		43.11
2010	22.29		26.70	a	33.68		44.07		51.55		64.37		67.61		65.29		61.03		48.03	a	30.50		29.53	l	46.83	a
2011	20.94		22.44	c	34.00	g	45.57		50.06		62.93		68.53	a	68.42		56.39	g	-----	z	-----	z	-----	z	48.41	e
Period of Record Statistics
MEAN	22.38		25.88		31.93		40.33		49.83		59.55		63.70		62.08		54.56		41.85		30.14		23.13		42.06
S.D.	3.40		3.21		2.88		2.92		2.40		2.43		1.96		1.91		2.74		2.98		3.08		3.22		1.41
SKEW	-0.17		0.16		0.07		0.08		-0.01		0.43		0.87		0.45		0.21		-0.24		-0.15		-0.35		1.15
MAX	30.97		35.75		39.87		49.50		56.61		66.10		70.81		68.42		62.03		48.77		37.30		28.39		48.14
MIN	12.84		17.07		25.35		32.27		44.55		54.07		59.58		57.94		48.07		31.65		22.50		14.48		39.01
YRS	97		96		91		95		95		99		99		95		96		95		93		90		65