MASSADONA 3 E, COLORADO

Monthly Total Heating Degree Days

(055422)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200906
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
1988	1582.50		1206.00		1019.50		604.14	a	337.00		41.50	f	1.15	d	2.00		266.50		349.50		951.00		1360.00		7679.29
1989	1538.00		1409.00		853.50		521.00		319.50		132.00		0.00		16.50	l	174.83	a	521.50		255.50	v	801.50	m	5469.33
1990	1231.00		519.50	o	428.00	n	482.00		379.50		33.00	k	3.50		5.50		106.50		578.00		899.00		1557.00		5242.00
1991	1589.50		1073.50		931.00		695.50		348.00		70.50		10.00		3.00		207.50		533.50		1086.00		1395.50		7943.50
1992	1509.50		1040.50		783.00		103.50	x	120.00	n	113.00		43.92	a	50.00		180.00		441.00		1096.50		1434.50		6691.92
1993	1425.50		1274.00		936.50		699.50		337.00		140.69	a	9.00	z	25.50		239.00		609.50		1112.50		1303.00		8102.69
1994	1208.50		1117.50		801.00		580.50		249.00		26.00		8.50		3.50		47.50	l	87.50	z	308.50	w	0.00	z	3994.50
1995	598.00	q	225.50	r	824.50		639.50		481.00		156.00		39.50		0.00		199.00		592.50		756.50		980.00		4668.50
1996	1281.00		1048.50		852.50		597.50		254.50		25.00		0.00		0.00		252.41	a	616.50		899.50		1239.00		7066.41
1997	1380.50		1174.50		877.00		799.50		309.00		58.50		15.50		23.00		170.50		602.00		1000.00		1388.50		7798.50
1998	1169.50		993.50		970.50		673.50		330.50		221.50		3.00		8.00		98.50		553.00		855.50		1377.50		7254.50
1999	1132.50		996.50		747.10	a	730.50		471.00		132.50		3.00		19.00		240.00		493.00		753.50		1274.50		6993.10
2000	1148.50		967.00		873.50		515.00		273.00		64.00		2.00		9.00		0.00	z	533.50		1235.50		1268.42	a	6889.42
2001	1363.00		1081.00		822.02	a	579.50		305.50		72.50		2.07	a	12.40	a	94.66	a	518.73	a	836.50		1416.18	a	7104.06
2002	1407.00		1241.00		1067.50		527.50		328.00		44.00		0.00		11.00		184.50		602.50		986.50		1299.00		7698.50
2003	1216.50		1064.50		843.50		543.50		325.50	a	55.00		0.00		0.00		156.50		346.00		1038.50		1252.50		6842.00
2004	1371.50		1183.50		674.00		506.00		241.50		57.00		6.50		16.50		174.50		504.00		916.00		1186.00		6837.00
2005	1101.00		1011.00		871.00		574.50		312.50		167.50		2.50		6.00		135.50		436.00		814.00		1238.50		6670.00
2006	1132.00		1031.50		906.50		507.00		218.50		26.50		0.00		16.00		271.00		598.50		858.50		1312.50		6878.50
2007	1586.50		972.50		757.00		522.50		260.00		61.00		0.00		5.50		156.50		536.00		792.00		1508.67	a	7158.17
2008	1588.50		1213.00		1034.50		746.00		428.50		141.50		0.00		17.50		189.00		514.00		819.00		1340.50		8032.00
2009	1322.50		971.50		868.00		666.50		272.50		134.00		0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	0.00	z	4235.00


Period of Record Statistics
MEAN	1346.90		1103.50		872.08		605.29		322.93		94.93		7.06		11.67		184.05		523.96		931.92		1322.72		7252.02
S.D.	170.71		120.50		98.04		91.86		70.59		55.44		12.55		11.90		53.52		79.70		134.68		126.17		459.65
SKEW	0.13		0.86		0.21		0.51		0.82		0.51		2.23		1.72		-0.03		-0.95		0.58		-0.63		0.57
MAX	1589.50		1409.00		1067.50		799.50		481.00		221.50		43.92		50.00		271.00		616.50		1235.50		1557.00		8032.00
MIN	1101.00		967.00		674.00		482.00		218.50		25.00		0.00		0.00		94.66		346.00		753.50		980.00		6670.00
NO YRS	21		20		21		21		21		20		20		20		19		20		19		19		13