GREEN VALLEY, ARIZONA

Monthly Total Heating Degree Days

(023668)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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 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 0.00 z 0.00
1989 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 0.00 z 0.00
1990 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 0.00 z 0.00
1991 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 0.00 z 0.00
1992 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 0.00 z 0.00
1993 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 0.00 z 0.00
1994 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 0.00 z 0.00
1995 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 0.00 z 0.00
1996 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 0.00 z 0.00
1997 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 0.00 z 0.00
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 0.00 0.00 24.00 167.50 409.00 600.50
1999 327.57 a 247.85 a 149.50 162.50 8.30 c 0.00 b 0.00 a 0.00 0.00 b 8.50 96.72 a 438.50 1439.45
2000 301.73 a 226.50 200.50 34.00 0.00 a 0.00 a 0.00 b 0.00 0.00 79.50 402.41 a 343.00 1587.65
2001 493.50 366.00 216.50 102.00 2.50 0.00 0.00 0.00 0.00 0.00 141.50 511.50 1833.50
2002 411.50 290.50 221.50 9.50 3.00 0.00 0.00 0.00 0.00 30.00 149.50 476.50 1592.00
2003 246.50 300.50 215.00 87.00 4.00 0.00 0.00 0.00 0.00 8.00 233.50 378.00 1472.50
2004 404.00 311.50 g 122.00 64.50 1.00 0.00 0.00 0.00 0.00 37.50 306.00 359.50 f 935.00
2005 366.50 317.50 205.00 58.00 3.50 0.00 z 0.00 0.00 0.00 6.00 0.00 z 343.50 1300.00
2006 384.00 239.50 249.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 97.00 472.50 1442.50
2007 548.50 293.00 162.50 53.00 1.50 0.00 0.00 0.00 0.00 12.00 80.50 508.50 1659.50
2008 446.50 0.00 z 0.00 z 39.00 11.50 0.00 0.00 0.00 0.00 33.00 133.50 394.50 1058.00
2009 333.00 262.00 138.00 80.50 0.50 0.00 0.00 0.00 0.00 51.00 0.00 z 0.00 z 865.00
2010 422.00 359.00 271.50 35.00 l 2.50 z 0.00 0.00 0.00 0.00 21.00 252.50 270.00 1596.00
2011 457.77 a 429.50 104.50 48.62 a 20.00 0.00 0.00 a 0.00 0.00 28.42 a 227.00 553.35 a 1869.15
2012 343.00 310.50 213.00 59.48 a 0.00 b 0.00 b 0.00 0.00 a 0.00 a 10.50 416.00 385.43 a 1737.92
2013 543.50 443.00 109.00 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 1095.50
Period of Record Statistics
MEAN 401.97 314.26 184.14 66.51 4.29 0.00 0.00 0.00 0.00 24.96 207.97 421.87 1648.96
S.D. 86.62 68.43 52.97 39.06 5.84 0.00 0.00 0.00 0.00 21.21 111.67 80.75 157.03
SKEW 0.14 0.63 -0.12 1.10 1.73 0.00 0.00 0.00 0.00 1.22 0.72 -0.11 0.10
MAX 548.50 443.00 271.50 162.50 20.00 0.00 0.00 0.00 0.00 79.50 416.00 553.35 1869.15
MIN 246.50 226.50 104.50 9.50 0.00 0.00 0.00 0.00 0.00 0.00 80.50 270.00 1439.45
NO YRS 15 13 14 12 13 13 14 14 14 14 13 13 8