SACATON, ARIZONA

Monthly Total Heating Degree Days

(027370)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201209
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
1908 0.00 z 0.00 z 0.00 z 30.00 15.00 0.00 0.00 0.00 0.00 107.00 139.50 379.50 671.00
1909 311.00 306.00 261.00 15.50 f 2.00 0.00 0.00 0.00 0.00 8.00 220.00 520.00 1628.00
1910 432.00 338.50 41.50 29.50 0.00 0.00 0.00 0.00 0.00 10.50 166.00 344.00 1362.00
1911 0.00 z 342.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 27.50 282.00 606.50 1258.00
1912 421.00 294.00 190.50 102.50 5.00 0.00 0.00 0.00 0.00 57.50 202.00 541.50 1814.00
1913 595.00 344.50 274.50 41.50 12.50 0.00 0.00 0.00 0.00 7.00 131.50 457.00 1863.50
1914 333.00 306.38 b 107.50 16.55 a 6.50 0.00 0.00 a 0.00 0.00 a 20.00 71.50 h 359.50 h 789.94
1915 428.12 b 260.00 243.00 40.00 53.00 0.00 0.00 0.00 0.00 0.50 238.00 456.50 1719.12
1916 404.00 188.00 86.50 34.00 0.00 0.00 0.00 0.00 0.00 18.00 253.50 409.50 f 984.00
1917 465.00 339.11 a 294.50 a 91.11 c 10.33 a 0.00 0.00 c 0.00 a 0.00 26.50 154.82 b 413.00 1794.38
1918 510.00 312.15 a 140.00 60.00 a 11.07 c 0.00 0.00 a 0.00 0.00 59.00 302.00 505.00 1899.22
1919 526.50 415.50 327.00 58.00 6.00 0.00 0.00 0.00 0.00 56.00 263.50 405.00 2057.50
1920 432.00 261.00 274.00 128.50 4.00 0.00 0.00 0.00 0.00 110.80 d 276.00 560.50 2046.80
1921 469.50 281.00 104.00 128.50 20.00 0.00 0.00 0.00 0.00 44.50 198.50 336.00 1582.00
1922 560.00 333.50 326.50 164.50 20.50 0.00 0.00 0.00 0.00 16.57 b 292.00 f 389.00 1810.57
1923 374.50 317.50 273.50 58.50 0.50 0.00 0.00 0.00 0.00 62.00 239.00 436.00 1761.50
1924 543.53 a 287.00 314.50 104.00 0.00 0.00 0.00 0.00 0.00 41.50 217.50 501.00 2009.03
1925 580.22 a 237.00 162.00 72.00 0.00 0.00 0.00 0.00 0.00 33.50 276.00 441.23 a 1801.95
1926 550.00 258.46 b 101.00 38.00 3.50 0.00 0.00 0.00 0.00 6.50 177.50 437.10 a 1572.06
1927 340.50 223.00 229.50 106.50 20.00 0.00 0.00 0.00 0.00 18.00 114.00 518.50 1570.00
1928 490.00 385.50 126.00 81.50 0.50 0.00 0.00 0.00 0.00 33.00 223.50 513.00 1853.00
1929 567.00 415.00 261.00 104.00 7.00 0.00 0.00 0.00 0.00 68.00 332.50 391.00 2145.50
1930 462.50 229.50 243.35 a 30.00 61.00 0.00 0.00 0.00 0.00 38.00 228.00 486.00 1778.35
1931 475.00 242.00 194.50 8.00 0.00 0.00 0.00 0.00 0.00 26.00 324.00 523.50 1793.00
1932 675.00 303.50 201.00 75.50 12.50 4.50 0.00 0.00 0.00 46.50 157.00 549.00 2024.50
1933 578.50 517.00 202.00 126.00 54.50 0.00 0.00 0.00 0.00 0.00 158.50 430.00 2066.50
1934 435.50 194.00 29.00 26.50 0.00 0.00 0.00 0.00 0.00 13.50 242.50 384.00 1325.00
1935 433.00 262.50 282.00 45.00 15.00 0.00 0.00 0.00 0.00 61.50 326.00 446.50 1871.50
1936 515.00 335.00 135.50 60.50 0.50 0.00 0.00 0.00 0.50 22.00 201.50 480.00 1750.50
1937 763.50 378.00 250.50 71.00 0.00 0.00 0.00 0.00 b 0.00 1.50 222.00 357.00 2043.50
1938 438.00 330.00 253.00 69.50 15.50 0.00 0.00 0.00 0.00 29.50 372.50 397.00 1905.00
1939 493.00 551.00 209.50 20.00 0.00 0.00 0.00 0.00 0.00 44.00 158.50 392.00 1868.00
1940 413.00 353.50 132.50 40.50 0.00 0.00 0.00 0.00 0.00 34.50 266.50 330.00 1570.50
1941 389.57 a 244.50 219.00 170.00 19.50 0.00 0.00 0.00 0.50 71.50 196.50 423.50 1734.57
1942 444.50 420.00 273.00 60.50 6.50 0.00 0.00 0.00 0.00 26.50 156.00 411.00 1798.00
1943 468.00 274.62 b 143.50 57.50 2.50 0.00 0.00 0.00 0.00 47.00 234.00 360.00 h 1227.12
1944 575.05 a 415.00 326.07 d 102.22 c 8.50 0.00 0.00 0.00 0.00 1.50 323.40 e 479.00 2230.75
1945 530.50 328.22 a 314.50 125.50 2.50 0.00 i 0.00 a 0.00 a 1.50 13.50 294.50 549.50 2160.22
1946 512.00 407.50 198.00 27.50 0.50 0.00 0.00 0.00 0.00 76.50 384.00 419.00 2025.00
1947 600.00 271.00 172.00 73.00 0.00 0.00 0.00 0.00 0.00 a 17.50 429.00 530.00 2092.50
1948 510.50 422.00 337.50 56.50 2.50 0.00 0.00 0.00 a 0.00 12.00 369.50 512.50 2223.00
1949 696.00 413.50 165.50 58.50 0.00 0.00 0.00 0.00 0.00 a 88.50 96.00 465.50 1983.50
1950 521.00 237.50 158.62 a 26.00 15.50 0.00 0.00 0.00 a 4.50 0.00 108.50 307.00 1378.62
1951 476.50 336.00 202.50 46.50 22.50 0.00 0.00 0.00 a 0.00 21.50 236.00 461.50 1803.00
1952 501.00 382.00 364.00 63.50 0.00 0.00 0.00 b 0.00 0.00 0.00 291.50 479.00 2081.00
1953 390.60 a 374.89 a 176.50 61.00 34.50 0.00 0.00 e 0.00 0.00 37.00 188.50 561.00 1823.99
1954 444.50 140.00 224.00 8.00 3.00 0.00 0.00 0.00 0.00 32.50 137.50 438.13 a 1427.63
1955 578.50 194.50 q 172.05 a 67.50 6.20 a 0.00 0.00 0.00 0.00 5.50 213.00 340.50 1383.25
1956 293.00 436.00 150.50 63.00 0.00 0.00 0.00 0.00 0.00 41.00 187.50 m 467.50 1451.00
1957 339.50 145.50 103.00 47.00 g 2.00 0.00 0.00 a 0.00 0.00 28.50 326.00 409.00 1353.50
1958 459.00 257.00 312.00 90.00 0.00 0.00 0.00 0.00 0.00 8.50 223.50 364.00 1714.00
1959 424.00 392.50 170.00 4.50 10.00 0.00 0.00 0.00 0.00 19.50 175.50 405.00 1601.00
1960 584.50 490.00 115.00 44.50 3.50 0.00 0.00 0.00 0.00 36.00 214.50 473.50 1961.50
1961 363.50 260.50 171.00 40.50 0.00 0.00 0.00 0.00 0.00 63.00 255.00 502.50 1656.00
1962 545.50 316.00 342.50 10.50 9.50 0.00 0.00 0.00 0.00 7.00 140.50 362.00 1733.50
1963 588.50 194.50 227.00 117.50 5.00 0.00 0.00 0.00 0.00 1.07 b 194.48 a 496.00 1824.05
1964 674.50 531.50 331.00 100.50 43.00 0.00 0.00 0.00 0.00 a 1.50 348.50 475.00 2505.50
1965 461.50 391.00 348.50 150.50 46.50 0.00 0.00 0.00 11.50 32.00 153.00 450.50 2045.00
1966 554.50 426.00 174.00 30.50 0.00 0.00 0.00 0.00 0.00 25.00 173.00 482.00 1865.00
1967 546.00 301.00 142.50 127.00 29.00 0.00 0.00 0.00 0.00 b 11.76 b 83.50 553.50 1794.26
1968 460.50 217.50 200.50 90.50 4.00 0.00 0.00 0.00 0.00 15.50 227.50 548.00 1764.00
1969 329.00 366.50 320.50 27.50 18.50 0.00 0.00 0.00 0.00 51.00 160.50 383.50 1657.00
1970 500.50 231.00 225.00 121.50 8.00 0.00 0.00 0.00 0.00 62.00 205.00 495.00 1848.00
1971 521.50 334.00 229.50 97.00 12.00 0.00 0.00 0.00 0.00 a 121.50 251.50 564.00 2131.00
1972 572.00 319.00 66.50 29.50 0.00 f 0.00 0.00 0.00 b 0.00 52.50 345.00 513.00 1897.50
1973 457.00 325.00 345.00 108.10 a 10.00 0.00 0.00 0.00 0.00 20.00 233.50 415.00 1913.60
1974 401.00 260.50 75.00 7.50 12.00 0.00 0.00 0.00 0.00 33.50 215.50 568.33 d 1573.33
1975 508.29 b 360.50 d 248.00 f 164.46 b 23.25 a 0.00 0.00 a 0.00 0.00 d 49.50 h 160.00 g 473.78 a 1530.29
1976 449.00 287.50 252.50 89.50 0.00 0.00 a 0.00 0.00 b 0.00 a 35.00 125.00 c 441.50 1680.00
1977 443.19 d 185.50 298.50 51.00 12.50 0.00 0.00 c 0.00 0.00 2.50 164.50 314.00 1471.69
1978 392.00 280.00 132.50 78.00 6.50 0.00 0.00 0.00 0.00 0.00 z 0.00 z 547.50 1436.50
1979 560.50 350.50 253.50 86.00 17.50 0.00 0.00 z 0.00 0.00 0.00 z 291.00 346.50 1905.50
1980 347.00 238.44 b 281.07 a 107.00 16.00 0.00 a 0.00 a 0.00 a 0.00 a 101.50 0.00 z 0.00 z 1091.01
1981 0.00 z 230.16 c 194.30 c 18.00 0.00 0.00 0.00 0.00 0.00 10.00 99.50 354.50 906.46
1982 405.50 236.50 172.00 29.50 0.00 0.00 0.00 0.00 0.00 z 20.50 0.00 z 0.00 z 864.00
1983 0.00 z 258.50 202.50 122.50 3.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 207.50 528.00 1322.50
1984 536.50 312.50 131.50 69.00 0.00 0.00 0.00 0.00 0.00 42.50 244.00 461.68 c 1797.68
1985 488.00 365.00 178.50 5.50 0.00 0.00 0.00 0.00 0.00 3.50 222.41 a 438.50 1701.41
1986 262.50 242.50 112.50 18.00 5.50 0.00 0.00 z 0.00 0.00 z 28.50 167.50 401.00 1238.00
1987 446.50 275.50 191.50 13.50 0.00 0.00 0.00 0.00 0.00 0.00 202.50 478.50 1608.00
1988 430.50 214.00 152.50 40.00 12.50 0.00 0.00 0.00 0.00 z 0.00 z 222.00 449.50 1521.00
1989 498.50 258.00 50.50 6.00 9.00 0.00 0.00 0.00 0.00 15.00 129.50 460.50 1427.00
1990 409.00 389.00 120.50 12.50 2.00 0.00 0.00 0.00 0.00 1.00 143.50 443.50 1521.00
1991 486.00 199.00 371.50 79.00 13.50 0.00 0.00 0.00 0.00 52.50 187.00 337.00 1725.50
1992 421.50 186.00 146.50 17.50 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 771.50
1993 275.50 315.00 157.50 32.50 0.00 0.00 0.00 0.00 0.00 0.00 z 240.50 436.00 1457.00
1994 351.00 329.00 77.50 29.00 0.00 0.00 0.00 0.00 0.00 0.00 z 261.50 415.00 1463.00
1995 0.00 z 142.50 130.00 70.50 6.50 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 349.50
1996 378.50 142.50 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 521.00
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 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1999 181.00 p 132.50 n 80.00 m 76.00 h 6.50 1.50 0.00 b 0.00 a 0.00 0.00 f 48.00 n 172.00 s 8.00
2000 177.00 n 82.00 o 119.00 j 3.33 c 0.00 0.00 a 0.00 0.00 0.00 a 27.42 e 224.00 k 180.00 o 30.76
2001 0.00 z 167.50 p 70.00 o 60.54 b 1.50 0.00 d 0.00 b 0.00 b 0.00 d 0.00 p 76.50 v 240.00 p 62.04
2002 299.00 i 148.00 m 103.50 l 5.50 2.50 i 0.00 0.00 0.00 k 0.00 t 8.50 o 42.50 t 273.50 l 5.50
2003 73.50 u 182.50 k 112.50 j 35.50 r 0.00 0.00 0.00 0.00 e 0.00 0.00 k 147.50 n 286.50 l 0.00
2004 262.50 k 233.50 j 48.00 j 17.50 i 0.00 0.00 0.00 0.00 d 0.00 f 24.50 l 202.50 j 278.50 k 0.00
2005 238.50 j 186.00 i 138.00 k 0.00 z 1.00 g 0.00 z 0.00 z 0.00 z 0.00 d 3.00 f 87.00 l 292.50 l 0.00
2006 305.00 j 141.00 i 187.15 d 24.60 e 0.00 0.00 z 0.00 0.00 z 0.00 j 4.50 m 59.00 k 343.00 j 211.75
2007 0.00 z 60.00 w 0.00 z 0.00 z 0.00 r 0.00 l 0.00 p 0.00 i 0.00 u 0.00 i 17.00 q 243.50 n 0.00
2008 315.00 l 203.00 m 44.00 p 11.50 l 5.96 e 0.00 z 0.00 v 0.00 h 0.00 z 0.00 o 0.00 z 0.00 z 5.96
2009 0.00 z 0.00 z 34.00 m 22.50 q 0.00 f 0.00 i 0.00 w 0.00 z 0.00 z 1.50 u 9.50 x 182.50 s 0.00
2010 27.50 z 0.00 z 0.00 z 6.50 z 13.50 0.00 0.00 0.00 0.00 4.00 212.50 265.64 b 495.64
2011 450.00 377.50 96.00 39.00 3.50 0.00 0.00 0.00 0.00 7.00 181.50 505.00 1659.50
2012 328.00 264.00 0.00 z 0.00 z 0.00 0.00 0.00 n 0.00 z 0.00 w 0.00 z 0.00 z 0.00 z 592.00
Period of Record Statistics
MEAN 472.05 308.34 202.96 62.20 8.88 0.06 0.00 0.00 0.21 31.10 221.61 449.74 1806.69
S.D. 95.23 86.71 83.64 41.73 12.58 0.49 0.00 0.00 1.30 27.72 72.59 71.64 230.37
SKEW 0.28 0.39 0.13 0.62 2.27 8.41 0.00 0.00 7.74 1.21 0.51 -0.19 0.23
MAX 763.50 551.00 371.50 170.00 61.00 4.50 0.00 0.00 11.50 121.50 429.00 606.50 2505.50
MIN 262.50 140.00 29.00 3.33 0.00 0.00 0.00 0.00 0.00 0.00 83.50 265.64 1325.00
NO YRS 86 89 87 90 96 94 93 93 90 83 81 83 64