FT THOMAS, ARIZONA

Monthly Total Heating Degree Days

(023144)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 196605
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.
Months with 5 missing days or less use mean for missing day(s)
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
1958	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	146.00	y	0.00
1959	570.50		494.00		367.50		49.00		14.50		0.00	c	0.00	e	0.00	a	0.00		61.00		416.50		566.50		2539.50
1960	700.50		579.50		260.50		90.50		25.50		0.00		0.00		0.00	b	0.00		143.50		367.00		706.00		2873.00
1961	647.90	a	494.48	c	306.26	b	110.00		0.00	z	0.00		0.00	c	0.00	z	0.00	h	123.00		455.50		649.97	a	2787.11
1962	682.50		426.50		496.00	b	66.43	b	19.38	c	0.00	d	0.00		0.00	a	0.00		112.50		377.50		617.00		2797.80
1963	812.00		452.31	b	440.00		168.00		0.50		0.00		0.00		0.00	c	0.00		38.48	b	365.00		605.00	f	2276.29
1964	369.00	p	687.50		364.00	h	218.89	c	49.94	d	0.00		0.00	c	0.00	b	6.21	a	64.00	f	401.50	h	727.98	a	1690.52
1965	638.82	c	557.31	b	493.00		183.50		67.00		3.00		0.00	h	0.00		37.50		197.50		438.50		657.89	d	3274.02
1966	718.00		632.00		367.50		157.50		2.50	k	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	1875.00


Period of Record Statistics
MEAN	681.46		540.45		390.11		130.48		29.47		0.43		0.00		0.00		7.28		112.66		403.33		654.22		2736.77
S.D.	75.27		90.11		90.50		60.39		24.53		1.13		0.00		0.00		15.01		57.32		38.96		58.71		174.93
SKEW	0.34		0.34		-0.09		0.03		0.49		2.04		0.00		0.00		1.69		0.11		0.25		-0.20		-0.56
MAX	812.00		687.50		496.00		218.89		67.00		3.00		0.00		0.00		37.50		197.50		455.50		727.98		2873.00
MIN	570.50		426.50		260.50		49.00		0.50		0.00		0.00		0.00		0.00		38.48		365.00		566.50		2539.50
NO YRS	7		8		7		8		6		7		6		6		6		6		6		6		3