HELVETIA SANTA RITA RANGE RESERVE, AZ

Average of Minimum Temperature (Degrees Fahrenheit)

(023981)

File last updated on April 20, 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
1916	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	65.65		62.69	e	58.70		-----	z	35.93		30.74		50.74	g
1917	32.77		32.00		34.90		43.40		47.13		59.87		66.32		63.61		61.00	a	51.35		42.44	c	35.35		47.51
1918	31.23		37.82		43.61		45.23		48.55		64.60		65.35		63.26		61.53		52.65		39.03		32.39		48.77
1919	31.94		31.29		36.65		46.43		51.13		60.27		64.23		64.58		59.93		45.68		38.27		-----	z	48.22	a
1920	-----	z	-----	z	-----	z	-----	z	49.29		58.03		64.59	b	61.61		-----	z	-----	z	-----	z	-----	z	58.38	h
1921	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	64.70	a	61.35		59.57		50.55		38.61	g	-----	z	59.04	h
1922	-----	z	-----	z	33.62	o	40.74	c	49.96	e	59.57		63.29		62.84		59.96	e	50.04	h	32.56	n	-----	z	56.06	f
1923	-----	z	-----	z	-----	z	41.65	j	53.10	b	56.63		63.13		-----	z	-----	z	-----	z	-----	z	-----	z	57.62	i
1924	-----	z	38.55		36.00		39.00	w	-----	z	-----	z	-----	z	65.57	c	62.43		57.29	j	54.92	r	39.81	e	48.47	g
1925	36.21	c	42.90	g	44.77		50.85	d	61.83	g	61.96	g	66.70	d	64.00	b	62.54	b	52.32		40.79	b	36.72	b	50.55	c
1926	31.75	c	38.16	c	42.37	a	46.89	b	54.45	b	65.17		66.57	a	65.87		64.17	a	55.00		45.83		34.94		50.93
1927	41.00		41.92	b	40.35		48.23		57.03		63.97		67.61		65.68		62.17		56.71		47.65	g	34.32		52.64	a
1928	37.67	d	37.03		46.55		48.50		58.10		66.03		69.10		66.35		65.73		55.68		42.63		35.77		52.43
1929	33.55		34.11	a	40.84		46.37	c	56.10	a	65.20		66.45		64.71		62.77		56.07	a	39.59	c	41.37	a	50.59
1930	39.61	c	42.67	a	41.77		56.20		56.43	c	64.77		67.45		66.47	a	61.79	a	52.30	a	42.97		36.14	c	52.38
1931	35.77	a	38.29		44.04	c	51.63		58.90		65.23		67.16		64.27	a	62.27		53.30	a	39.07	a	35.18	c	51.26
1932	30.90	a	40.69		43.68		50.48	a	55.71		65.00		66.97		67.70	a	65.14	a	52.29		45.69	a	33.79	c	51.50
1933	33.71		33.78	a	44.41	d	46.00		51.97		66.03		69.23		68.23		65.47		58.45		47.14	a	40.19		52.05
1934	35.86	b	42.54		50.50	a	53.10		61.55		62.76	a	68.68		65.03		65.03		58.03	b	45.34	a	40.33	a	54.06
1935	39.88	f	38.50	b	41.55	b	49.62	a	53.52		67.80		69.16		66.67	a	63.30		54.87		42.80		38.55		53.30	a
1936	38.30	a	39.66		47.29		53.63		62.16		68.73		70.39		67.87		62.17		56.19		47.50		38.47	a	54.36
1937	28.29		40.32		42.32		49.68	b	59.52		65.87		68.87		68.87		64.97		58.10		48.28	a	42.35		53.12
1938	39.17	b	40.68		42.32		50.14	a	58.50	a	66.33		67.42		66.32		65.54	b	56.10		43.90	a	42.27	a	53.22
1939	36.97	a	29.37	a	44.00		53.43		58.65		68.60		68.84		66.37	a	63.10		54.81		49.70		43.61		53.12
1940	39.94		39.31		47.26		51.43		61.77		67.33		69.94		68.26		64.53		57.16		43.40		44.72	b	54.59
1941	38.07	d	41.50		41.90		44.93		58.16		64.27		69.73	a	65.48		62.50		52.39		47.20		39.42		52.13
1942	39.16		37.50		40.03		47.43		56.26		66.73		70.35		66.68		64.77		53.87		47.50		41.26		52.63
1943	39.07	a	42.68		45.77	a	53.33		58.20	a	66.13		69.87		66.23		66.10		56.00		46.86	a	36.90		53.93
1944	35.55		34.54	a	40.19		45.33		55.60	a	61.60		69.32		69.50	a	62.80		58.20	a	40.43		39.10		51.01
1945	37.16		38.79		38.19		48.10		56.68		61.67		69.32		66.19		64.33		56.06		45.13		37.84		51.62
1946	35.13		37.46		43.10		54.73		55.45		68.80		67.45		66.71		65.43		51.03		39.60		42.61		52.29
1947	34.61		43.57		42.94		49.53		59.29		63.53		69.90		66.10		66.57		55.13	a	39.87		35.10	a	52.18
1948	37.30	a	36.52		38.48		51.03		58.45		65.43		70.19		68.13		65.20		55.42		40.57		40.03		52.23
1949	28.74		34.96		41.71		51.07		56.71		66.40		67.97		68.29		67.50		52.68		51.53		37.58		52.10
1950	37.35		43.61		45.48		53.63		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	45.02	h
Period of Record Statistics
MEAN	35.60		38.20		42.43		49.37		55.94		64.41		67.63		65.80		63.41		54.43		43.54		38.17		52.08
S.D.	3.43		3.74		3.48		3.63		3.91		3.13		2.11		2.05		2.19		2.84		3.89		3.47		1.62
SKEW	-0.51		-0.55		-0.12		-0.26		-0.59		-0.81		-0.56		-0.38		-0.29		-0.91		0.08		-0.10		-0.97
MAX	41.00		43.61		50.50		56.20		62.16		68.80		70.39		69.50		67.50		58.45		51.53		44.72		54.59
MIN	28.29		29.37		34.90		40.74		47.13		56.63		63.13		61.35		58.70		45.68		35.93		30.74		47.51
YRS	28		29		30		30		30		30		33		33		32		29		28		29		24