TUCSON WFO, AZ

Average of Minimum Temperature (Degrees Fahrenheit)

(028815)

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
1894	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	63.90		54.20	a	43.97		43.19		51.32	h
1895	38.61		37.07		41.39		46.35	d	57.87		63.20		72.00	a	69.13		65.20		52.48		39.77		30.45		51.13
1896	-----	z	40.96	f	44.61		45.17		55.00		70.38	a	74.00		72.35		68.10		56.26		42.93		38.17	a	56.70	b
1897	38.03		36.00		36.00		46.40		57.87		62.77		73.97	b	73.43	c	67.88	d	50.81		41.80		30.65		51.30
1898	31.81		39.64		40.23	a	51.47		54.16		68.55	h	73.84		73.03		63.13		48.23		36.53		35.16		49.75	a
1899	30.84		33.29		38.77		49.10		49.29		66.00		74.58		69.74		66.33		52.16		41.40		34.74		50.52
1900	35.68		35.04		47.39		44.77		57.23		64.07		74.16		66.84		61.53		52.97		44.60		34.65		51.58
1901	36.35		38.96		39.32		43.73		54.58		61.77		73.26		70.39		62.27		52.58		44.80		32.19		50.85
1902	33.19		34.32		37.19		46.93		53.94		64.63		69.57	a	71.65		65.83		53.87		40.83		36.45		50.70
1903	33.55		31.14		38.00		44.27		52.19		62.37		70.71		73.29		64.30		49.03		40.10		35.46	c	49.53
1904	27.10		37.86		42.65		44.37		55.61		65.43		70.74		70.58		62.30		53.16		41.07		38.23		50.76
1905	39.48		44.19	a	45.61		47.67		49.32		61.37		69.32		72.48		66.07		53.29		45.80		34.06		52.39
1906	35.00		41.86		41.52		44.97		50.39		60.07		72.10		69.81		62.60		50.77		41.57		41.16		50.98
1907	39.35		40.96		40.81		46.60		53.29		59.33		72.00		70.29		63.37		55.71		43.50		32.77		51.50
1908	34.77		36.48		42.13		46.10		49.61		59.17		70.97		69.84		61.20		44.68		41.43		37.39		49.48
1909	37.39		34.54		36.81		44.77		49.55		62.67		71.29		70.90		63.17		47.58		39.83		33.00		49.29
1910	35.35		31.32		44.74		47.43		55.68		64.33		70.03		71.65		66.13		53.13		41.27		34.97		51.34
1911	39.61		38.18		47.13		47.10		53.68		63.13		71.06		70.84		68.17		51.42		39.03	a	29.26		51.55
1912	32.19		32.66		43.48		42.97		51.58		65.83		68.50	a	68.84		59.07		50.29		39.90		30.03		48.78
1913	28.97		37.50		37.10		47.40		52.23		59.63		68.81		69.55		62.80		49.16		47.70		36.35		49.77
1914	38.58		36.82		45.16		49.00		56.55		66.93		71.29		70.39		66.10		51.58		45.73		35.50	a	52.80
1915	34.06		39.61		40.32		45.30		50.19		63.91	h	75.55		73.38	b	63.23		-----	z	-----	z	-----	z	52.71	d
1916	39.32		42.04	a	44.87		46.03		50.84		59.87		70.97		69.58		64.52	a	48.90		35.57		29.48		50.17
1917	36.00		33.04		34.19		43.40		49.13		62.90		71.80	a	67.52		66.23		50.87		39.87		31.00		48.83
1918	31.48		37.64		45.87		47.20		52.84		69.70		72.84		68.06		65.83	a	53.39		42.13		36.26		51.94
1919	31.35		33.64		38.32		47.97		55.39		64.23		70.84		69.97		64.27		47.77		41.50		37.52		50.23
1920	39.29		41.52		39.61		41.13		52.29		61.73		71.19		69.10		60.55	a	45.37	d	38.63		29.03		49.12
1921	34.26		36.39		43.19		44.03		52.00		61.80		72.26		69.10		63.07		51.97		38.47		39.39		50.49
1922	32.65		36.54		37.42		44.80		54.84		64.43		71.77		70.65		65.63		52.65		35.43		36.68		50.29
1923	37.23		39.75		39.74		47.57		56.06		59.63		71.55		69.10		60.63		46.03		43.93		40.00		50.94
1924	32.68		36.17		37.37	a	45.37		56.10		65.47		72.48		71.52		66.17		47.35		40.77		37.58		50.75
1925	29.48		38.57		41.16		46.23		57.29		64.97	a	75.63	d	70.52		62.33		54.48		41.33		37.13		51.59
1926	31.77		38.21		45.55		51.77		55.19		64.47		71.17	a	72.00		68.40		56.06		42.03		39.84		53.04
1927	38.23		43.11		40.65		47.93		55.52		63.50		73.23		71.58		65.10		50.94		44.33		34.68		52.40
1928	33.19		36.55		43.16		44.23		59.68		64.67	c	73.27	a	71.03		65.47		54.00		43.57		35.39		52.02
1929	32.48		36.61		39.97		44.97		55.61		62.67		74.52		71.71		66.57		53.77		36.43		34.10		50.78
1930	37.45		38.82		42.71		51.73		54.26		66.17	a	74.19		71.65		61.27		49.55		45.20		35.63	a	52.39
1931	35.39		42.71		41.90		52.87		56.90		66.30		75.10		70.55		67.37		51.74		41.67		35.03		53.13
1932	29.39		41.48		42.19		44.89	b	53.84		61.60		73.48		72.26		65.27		52.74		40.60		34.45		51.02
1933	33.17	a	31.71		38.87		43.87		48.60	a	66.30		73.81		72.52		67.57		55.81		40.87		34.16		50.60
1934	32.16		40.29		45.68		51.97		60.48		62.77		74.61		72.39		63.41	a	51.03	b	40.67		38.59	b	52.84
1935	38.58		43.18		41.60	a	48.20		52.23		64.00		71.61		70.74		64.50		49.84		37.47		36.68		51.55
1936	31.90		38.66		43.23		48.40		56.58		66.03		72.74		70.84		63.33		52.48	d	46.62	a	35.90		52.23
1937	28.13		36.48	a	40.77		45.27		55.74		64.37		71.97		72.52		68.23		53.06		41.30	c	41.16		51.58
1938	37.74		41.29		42.50	a	48.70		53.42		65.10		70.26		68.97		66.60		53.10		37.33		37.71		51.89
1939	36.77	a	32.54		42.81		50.37		55.93	a	65.47		73.97		71.39		65.79	a	50.90		49.23		39.42		52.88
1940	37.52		38.48		42.94		49.37		57.78	h	66.33		71.32		69.84		66.07		55.54	e	40.83		44.03		52.93	a
1941	40.32		44.96		43.87		45.13		55.84		62.53		71.55		69.71		63.00		50.26		43.40		39.00		52.46
1942	38.23		36.04		37.52		46.83		52.45		61.60		74.26		70.58		63.67		51.32		41.83		34.74		50.76
1943	36.84		39.71		42.32		47.73		54.14	b	63.83		70.48		68.74		62.83		53.58		41.07		37.44	f	52.84	a
1944	33.29		37.00		40.87		47.20		56.42		61.86	a	72.45		73.84		65.37		56.00		41.30		36.55		51.85
1945	34.29	g	37.00		40.81		46.17		56.26		59.23		73.61		71.87		63.77		53.52		36.13		31.97		51.85	a
1946	34.23		32.82		42.39		53.37		54.45		64.67		71.48		70.58		66.90		47.45		36.60		36.71		50.97
1947	32.81		37.93		40.65		46.27		58.13		63.87		73.23		72.35		67.80		53.35		40.08	f	34.58		52.81	a
1948	33.63	a	37.11	a	40.45		50.17		56.10		65.43		74.58		73.68		70.00		60.00		36.20		39.71		53.09
1949	34.77		35.82		42.90		51.67		56.42		67.83		73.97		69.97		70.03		51.74		46.03		37.06		53.19
1950	35.94		41.25		43.35		52.00		54.26		63.37		72.45		69.74		61.70		57.32		44.07		38.94		52.87
1951	36.32		39.61		42.68		50.23		56.58		61.90		75.90		72.10		64.87		56.42		45.83		39.42		53.49
1952	39.90		37.66		40.06		50.93		59.68		66.70		72.23		73.74		67.77		55.35		41.57		37.13		53.56
1953	36.52		36.04		45.13		49.33		52.35		66.20		75.71		73.42		63.23		53.13		44.00		32.32		52.28
1954	36.90		42.82		44.39		52.77		59.27	a	64.53		73.48		70.58		66.57		54.61		42.73		36.39		53.75
1955	33.03		32.21		42.52		45.27		55.06		63.50		69.97		70.77		64.20		56.42		42.03		38.61		51.13
1956	41.77		35.21	a	41.81		49.50		58.48		70.70		72.94		70.84		67.87		53.52		42.27		37.74		53.55
1957	44.03		47.14		47.03		50.10		56.29		70.57		75.52		73.35		65.70		56.84		41.73		41.03		55.78
1958	37.94		42.96		43.32		49.60		63.35		69.20		74.10		73.94		66.93		60.29		43.90		38.84		55.36
1959	39.10		38.50		43.13		55.13		58.00		71.43		74.52		71.35		65.72	a	54.58		46.53		41.58		54.97
1960	36.35		36.21		46.19		51.17		56.74		68.47		74.45		73.68		67.08	d	54.03		45.17		35.81		53.78
1961	42.35		39.79		45.29		51.10		56.35		69.27		73.35		71.74		65.00		53.39		42.20		38.48		54.03
1962	37.39		41.96		38.65		51.59	a	54.65		62.80		72.23		71.29		68.77		53.71		43.79	a	40.48		53.11
1963	32.71		40.54		41.26		45.23		57.55		60.07		72.87	a	69.00		67.66	a	54.96	c	44.70		34.32		51.74
1964	29.45		29.86		37.71	c	46.23		52.58		63.38	a	72.63	a	69.30	a	63.97		53.87		38.07		36.63	a	49.47
1965	37.33	a	36.15	a	39.20	a	46.82	b	50.80	a	58.50		72.32		69.84		61.89	b	52.70	a	-----	z	-----	z	52.56	b
1966	32.84		33.61		41.52		49.80		58.19		65.10		71.87		71.06		65.13		49.71		42.03		33.94		51.23
1967	30.19		35.59	a	43.81		44.14	a	52.84		63.87		71.65		70.26		66.43		54.16		47.33		39.10		51.61
1968	41.00		47.17		47.52		49.83		56.90		67.71	b	74.28	b	70.65		66.17		53.81		43.27		34.42		54.39
1969	42.26		39.86		40.32		51.73		60.21	b	66.37		76.84		76.03		70.37		54.32		47.63		41.10		55.59
1970	37.13		44.96		42.81		46.33		61.39		69.30		74.90		73.68		65.33		50.52		45.57		39.97		54.32
1971	35.58		39.61		44.90		49.20		55.81		67.43		76.45		70.35		66.93		53.61		45.17		38.35		53.62
1972	36.77		41.86		50.77		51.07		59.35		69.40		76.58		72.90		67.57		59.03		42.77		39.39		55.62
1973	38.45		44.14		43.00		50.03		61.23		68.47		73.61		74.70	a	68.97		58.19		46.83		40.03		55.64
1974	40.81		39.89		48.45		51.93		61.13		72.93		73.61		72.58		68.27		61.90		48.23	h	38.55	b	57.28	a
1975	40.84		41.29		46.85	e	49.58	d	59.00		67.77		73.58		75.16		70.03		56.23		45.47		40.84		55.55
1976	39.90		47.14		45.71		51.90		61.26		69.60		74.35		75.32		67.93		56.65		46.93		40.39		56.42
1977	40.71		40.61		42.16		53.43		58.10		71.93		78.06		77.03		72.03		61.94		47.27		45.87		57.43
1978	43.42		43.86		51.68		51.90		59.77		71.70		77.26		74.97		71.90		62.90		48.53		38.10		58.00
1979	38.65		40.89		46.13		52.37		60.94		71.30		75.90		72.52		73.07		59.13		44.80		43.97		56.64
1980	45.42		47.69		48.26		54.00		59.74		71.13		78.84		75.48		71.27		61.10		50.10		48.65		59.31
1981	48.42		47.68		49.61		60.07		63.52		73.97		75.16		77.45		71.77		58.58		49.97		44.00		60.02
1982	41.94		47.04		47.97	a	57.10	a	63.58		70.37		74.48		75.13		70.90	a	54.65		50.37		42.39		57.99
1983	43.03		44.68		48.90		49.90		60.97		69.20		76.10		74.52		72.70		61.06		47.70		44.00		57.73
1984	41.87		41.76		48.70	a	52.59	a	66.71		71.77		73.35		73.45		72.20		57.13		44.97		42.39		57.24
1985	43.03		42.96		49.35		56.73		64.10		72.37		75.83	a	75.48		67.53		60.35		46.70		41.42		57.99
1986	47.23		47.32		52.74		57.23		64.65		74.97		74.81		74.43	a	67.60		57.61		50.34	a	42.23	a	59.26
1987	40.13		46.50		47.87		58.70		63.77		73.10		77.81		75.73	a	69.93	b	65.45		50.87		41.97		59.32
1988	41.45		46.29	a	48.39		55.13		63.10		73.03		76.81		75.93	a	68.97		64.10		47.47		41.30	a	58.50
1989	39.37	a	46.82		52.06		60.17		64.63	a	72.00		77.63	a	75.58		71.97		58.80	a	48.67		41.23	a	59.08
1990	39.06		40.71		49.13		57.03		62.58		75.10		74.03		71.81		71.57		59.68		50.30		40.74		57.65
1991	42.97		48.56	a	45.68		53.40		61.45		68.90		77.68		76.50	a	71.40		62.48		47.07		46.03		58.51
1992	43.13	a	49.29	a	49.45		59.30		66.58		73.13		76.19		75.42		73.07		61.80	a	44.93		43.93	a	59.69
1993	50.00		47.85	a	51.90		57.53		68.19		73.50		79.94		77.50	a	72.17		64.26		52.21	b	43.90	a	61.58
1994	41.90		46.04		53.45		58.62	a	65.60	a	80.87		82.58		83.03		77.10	a	64.10		49.82	b	46.60	a	62.48
1995	45.87	a	52.07	a	53.10		53.00	a	63.27	a	71.13		78.13		77.39		73.80		59.19		51.23		42.94		60.09
1996	41.26		49.07		50.00	a	57.27		67.13		76.10	a	78.77		76.00	a	67.60		58.47	a	48.77		40.65		59.26
1997	42.97	a	42.96		52.87		-----	z	70.42		73.80		80.48		79.97		-----	z	59.13	a	-----	z	-----	z	62.83	d
1998	40.61		40.88	c	45.93	b	49.96	c	60.10		68.10		76.15	d	75.21	c	70.63		58.13		46.23		39.87		55.98
1999	39.77		42.22	a	47.10	b	48.52	c	61.53	a	71.90		73.58		73.87	a	70.70		59.55		50.74	c	38.96	c	56.54
2000	41.54	c	45.00		46.97		58.20		66.54	c	72.73		76.65		73.59	b	72.07		58.52		41.31	a	40.68		57.81
2001	39.87		41.00		48.90		54.20		65.61		72.77		76.42		74.81		73.27		60.23	a	52.52	a	37.94		58.13
2002	40.68		43.86		46.19		59.00		62.10		73.50		75.87		74.48		71.77		58.29		48.97		40.83	a	57.96
2003	44.61		45.36		48.68		53.72	a	64.35		73.03		77.61		76.32		71.83		63.97		48.80		41.73	a	59.17
2004	44.06		40.90		55.65		56.03		65.52		72.53		75.43	a	75.00		70.20		58.87		47.04	b	42.23	a	58.62
2005	45.06		49.04		49.65		55.54	b	65.13	a	72.83		78.06		73.90		72.57		61.55		50.30		41.52		59.60
2006	41.87	a	45.82		48.66	b	56.37		66.84		75.76	a	77.52		75.45		68.67		58.74		49.69	a	39.31	b	58.72
2007	39.81		44.29		51.30	a	56.30		66.03		72.97		76.29		77.23	a	72.28	a	60.74		53.52	a	39.40	a	59.18
2008	42.23	a	43.52		45.74		54.67	c	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	46.54	h
Period of Record Statistics
MEAN	37.65		40.24		44.12		49.96		57.70		66.96		73.94		72.45		66.94		54.95		43.99		38.12		54.00
S.D.	4.62		4.76		4.40		4.49		4.99		4.69		2.61		2.74		3.57		4.52		4.19		3.97		3.45
SKEW	0.04		0.10		0.28		0.45		0.35		0.33		0.49		0.75		0.26		0.18		0.07		-0.09		0.52
MAX	50.00		52.07		55.65		60.17		70.42		80.87		82.58		83.03		77.10		65.45		53.52		48.65		62.48
MIN	27.10		29.86		34.19		41.13		48.60		58.50		68.50		66.84		59.07		44.68		35.43		29.03		48.78
YRS	112		113		114		113		112		111		113		113		113		113		109		110		103