CAREFREE, ARIZONA

Monthly Total Heating Degree Days

(021282)

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
1962 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 0.00 6.50 105.50 292.00 404.00
1963 507.00 193.00 238.00 123.50 0.00 0.00 0.00 0.00 0.00 4.00 179.50 381.00 1626.00
1964 528.00 474.00 351.00 125.00 53.00 0.00 0.00 0.00 0.00 0.00 289.50 423.50 2244.00
1965 375.00 365.00 335.50 178.00 40.00 0.00 0.00 0.00 6.50 19.00 129.50 411.00 1859.50
1966 528.50 462.00 174.50 28.50 0.50 0.00 0.00 0.00 0.00 5.00 123.00 384.00 1706.00
1967 395.00 287.50 130.50 148.50 15.00 0.00 0.00 a 0.00 0.00 4.00 90.00 546.00 1616.50
1968 512.50 169.00 191.00 69.50 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 122.00 f 477.52 e 1419.52
1969 332.73 a 272.50 g 371.45 c 27.50 23.50 0.00 0.00 0.00 0.00 36.00 160.71 b 359.71 b 1311.60
1970 438.28 b 194.50 298.00 152.00 2.00 0.00 0.00 0.00 b 0.00 b 46.50 a 141.72 a 413.00 1686.00
1971 428.66 b 334.00 184.40 b 85.20 e 26.02 c 0.00 0.00 0.00 2.50 126.00 233.50 492.50 1912.77
1972 429.50 259.26 d 50.78 b 52.24 a 0.00 c 0.00 a 0.00 b 0.00 b 0.00 d 97.13 a 335.89 b 517.38 b 1742.18
1973 519.77 a 339.23 b 442.04 d 162.60 e 9.19 d 0.00 a 0.00 b 0.00 0.00 a 10.00 g 231.43 b 332.96 d 2037.21
1974 344.00 h 346.96 e 112.50 g 0.00 z 0.00 0.00 a 0.00 0.00 0.00 45.43 b 253.85 d 552.12 b 1198.35
1975 500.81 b 380.80 c 37.00 y 199.20 e 10.00 0.00 0.00 m 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1090.81
1976 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
1977 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
1978 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
1979 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
1980 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
1981 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
1982 0.00 z 0.00 z 273.46 c 72.93 a 9.41 c 0.00 b 0.00 0.00 2.50 14.50 235.00 470.50 1078.31
1983 384.00 366.00 311.00 177.50 21.50 0.00 0.00 0.00 0.00 0.00 242.00 381.00 1883.00
1984 362.00 294.50 118.00 i 121.00 2.50 0.00 0.00 0.00 0.00 59.00 m 95.00 p 122.00 y 780.00
1985 225.00 p 209.50 o 265.00 51.00 8.00 0.00 0.00 f 0.00 f 1.00 23.00 290.00 405.50 1043.50
1986 241.00 185.00 m 150.00 h 35.00 11.00 0.00 0.00 0.00 a 8.00 27.00 143.50 368.50 834.00
1987 450.00 313.50 265.50 19.00 0.50 0.00 0.00 0.00 0.00 0.00 219.50 505.00 1773.00
1988 436.50 223.00 194.00 81.50 27.00 0.00 0.00 0.00 0.00 0.00 223.50 415.50 1601.00
1989 419.50 253.00 86.00 9.00 3.00 0.00 0.00 0.00 0.00 29.00 98.50 378.00 1276.00
1990 428.50 377.50 174.50 24.50 8.50 0.00 0.00 0.00 0.00 4.50 134.50 507.00 1659.50
1991 423.50 119.00 377.00 57.00 10.00 0.00 0.00 0.00 0.00 65.50 218.00 371.00 1641.00
1992 416.50 248.50 211.50 31.50 0.00 0.00 0.00 0.00 0.00 3.50 258.50 462.50 1632.50
1993 366.00 336.00 159.50 28.00 0.00 0.50 0.00 0.00 0.00 18.00 251.00 363.50 1522.50
1994 337.00 326.00 110.00 56.50 0.00 0.00 0.00 0.00 0.00 32.00 275.50 351.50 1488.50
1995 429.50 147.50 167.00 109.50 25.00 0.00 0.00 0.00 0.00 1.50 51.50 325.50 1257.00
1996 335.00 179.00 145.50 14.00 2.50 0.00 0.00 0.00 0.00 89.00 125.50 324.00 1214.50
1997 401.50 276.00 80.50 113.50 0.00 0.00 0.00 0.00 0.00 39.00 147.50 461.00 1519.00
1998 396.28 a 442.00 277.00 182.00 8.00 0.00 z 0.00 0.00 0.00 26.50 133.50 384.00 1849.28
1999 290.37 a 211.00 125.50 180.00 18.50 0.00 0.00 0.00 0.00 1.50 71.38 a 376.43 c 1274.67
2000 271.25 a 207.00 189.50 25.71 b 0.55 c 0.00 0.00 0.00 0.00 68.50 377.50 253.00 f 1140.02
2001 478.43 a 325.77 b 172.50 109.14 a 1.55 a 0.00 0.00 a 0.00 0.00 d 0.00 a 140.00 466.07 b 1693.46
2002 412.00 226.50 182.50 20.50 3.00 0.00 0.00 0.00 0.00 29.50 101.00 459.50 1434.50
2003 193.50 314.00 207.00 80.50 7.00 0.00 0.00 0.00 b 0.00 a 0.00 214.50 372.00 a 1388.50
2004 365.50 375.00 83.59 c 33.50 0.00 0.00 0.00 a 0.00 0.00 43.50 266.38 a 268.50 i 1167.47
2005 342.50 278.00 210.50 23.79 a 0.00 0.00 0.00 z 0.00 0.00 3.00 100.50 344.50 1302.79
2006 305.50 203.00 243.50 25.18 b 0.00 0.00 0.00 0.00 0.00 8.00 90.50 424.38 b 1300.06
2007 485.67 a 256.50 110.50 45.50 0.50 0.00 0.00 0.00 0.00 2.50 69.00 521.50 1491.67
2008 480.50 349.00 125.03 a 16.00 16.05 c 0.00 0.00 0.00 0.00 15.50 b 109.00 408.00 1519.09
2009 312.50 256.50 129.00 75.50 0.00 0.00 0.00 b 0.00 0.00 38.00 100.00 479.98 a 1391.48
2010 360.00 301.50 189.00 f 84.00 20.00 f 0.00 0.00 h 0.00 0.00 15.50 228.50 166.50 i 989.50
2011 376.28 b 299.00 f 106.36 b 38.00 f 11.00 h 0.00 b 0.00 f 0.00 h 0.00 h 5.50 j 124.50 g 333.00 h 482.64
2012 222.00 i 173.00 h 152.02 e 37.50 i 0.00 h 0.00 i 0.00 f 0.00 k 0.00 h 0.00 i 30.00 g 279.50 j 152.02
2013 362.00 f 363.46 b 66.17 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 19.50 z 429.63
Period of Record Statistics
MEAN 399.91 291.64 199.21 79.38 8.86 0.01 0.00 0.00 0.50 25.33 179.75 418.66 1584.07
S.D. 79.66 84.96 93.86 57.13 12.08 0.08 0.00 0.00 1.65 29.85 80.58 67.03 232.82
SKEW -0.38 0.10 0.65 0.62 1.80 6.33 0.00 0.00 3.63 1.62 0.41 0.28 0.59
MAX 528.50 474.00 442.04 199.20 53.00 0.50 0.00 0.00 8.00 126.00 377.50 552.12 2244.00
MIN 193.50 119.00 50.78 9.00 0.00 0.00 0.00 0.00 0.00 0.00 51.50 292.00 1214.50
NO YRS 40 39 40 41 41 43 39 40 41 39 40 38 28