GRAND CANYON NATL PARK, AZ

Minimum of Minimum Temperature (Degrees Fahrenheit)

(023595)

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
1957	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	38.00	m	33.00		28.00		4.00		15.00		-----	z
1958	6.00		10.00		-3.00		17.00		28.00		36.00		44.00		48.00		32.00		25.00		-1.00		8.00		-3.00
1959	2.00		-3.00		15.00		21.00		28.00		40.00		49.00	a	46.00		29.00		21.00		10.00		3.00		-3.00	a
1960	-10.00		2.00		11.00		25.00		24.00		38.00		46.00		43.00		36.00		23.00		8.00		6.00		-10.00
1961	7.00		10.00		8.00		17.00		25.00		31.00		46.00		43.00		32.00		17.00		6.00		-13.00		-13.00
1962	-2.00		-9.00		4.00		22.00	a	25.00		32.00		42.00		45.00		38.00		29.00		12.00		-10.00		-10.00	a
1963	-14.00		3.00		6.00		9.00		25.00	a	28.00		47.00		46.00		37.00		32.00		15.00		4.00		-14.00	a
1964	-7.00		3.00		10.00		15.00		22.00		31.00		44.00		40.00		36.00		26.00		4.00		7.00		-7.00
1965	6.00		-4.00		7.00		10.00		13.00		34.00		43.00		39.00		25.00		25.00		14.00		2.00		-4.00
1966	-2.00	a	-6.00		-1.00		15.00		30.00		35.00		47.00		50.00		40.00		22.00		11.00		-11.00		-11.00	a
1967	-12.00		9.00		10.00		14.00		20.00		32.00		48.00		46.00	d	41.00	c	28.00	b	18.00		-7.00	a	-12.00	j
1968	6.00		10.00		9.00		18.00		-----	z	30.00		44.00		30.00		31.00		22.00		15.00		3.00		-----	z
1969	3.00	a	11.00		5.00		19.00		30.00		38.00		41.00		50.00		39.00		20.00		18.00		6.00	a	3.00	b
1970	1.00		12.00		14.00		14.00		25.00		33.00		35.00		49.00		30.00		15.00		19.00		5.00		1.00
1971	-13.00		2.00		-1.00		17.00		25.00		30.00		31.00		41.00		30.00	c	3.00	a	2.00		-1.00		-13.00	d
1972	6.00		4.00		13.00		17.00	a	27.00		40.00		42.00	g	47.00	c	37.00	e	13.00	a	13.00		-4.00		-4.00	q
1973	-3.00		10.00		11.00		19.00	a	27.00	a	36.00		45.00	d	43.00	i	30.00		19.00	a	2.00	a	10.00		-3.00	q
1974	5.00	b	6.00	a	17.00		21.00		28.00		31.00		37.00		42.00		34.00	a	25.00	c	16.00		-7.00		-7.00	g
1975	-1.00		-0.00		-1.00		8.00		16.00		37.00	e	47.00	f	39.00	b	39.00	e	18.00	j	5.00	h	2.00	i	-----	z
1976	5.00	m	19.00	d	7.00		17.00		-----	z	30.00	a	45.00		41.00		37.00	a	27.00		2.00		4.00		-----	z
1977	-0.00		10.00		11.00	b	16.00	a	18.00		35.00		43.00		-----	z	-----	z	-----	z	-----	z	-----	z	-----	z
Period of Record Statistics
MEAN	-1.16		4.95		7.60		16.55		24.22		33.85		43.17		43.61		34.30		22.11		9.89		1.05		-7.00
S.D.	7.00		7.02		5.71		4.27		4.75		3.57		4.67		4.96		4.33		6.75		6.37		7.72		5.72
SKEW	-0.60		-0.21		-0.40		-0.28		-0.96		0.25		-1.25		-0.97		-0.29		-1.17		-0.18		-0.34		0.39
MAX	7.00		19.00		17.00		25.00		30.00		40.00		49.00		50.00		41.00		32.00		19.00		15.00		3.00
MIN	-14.00		-9.00		-3.00		8.00		13.00		28.00		31.00		30.00		25.00		3.00		-1.00		-13.00		-14.00
YRS	19		20		20		20		18		20		18		18		20		19		19		19		12