TEMPE 1 SE, ARIZONA

Monthly Total Heating Degree Days

(028489)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198409
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
1926 526.50 226.59 a 65.00 25.00 0.00 0.00 0.00 0.00 a 0.00 1.50 149.00 391.50 1385.09
1927 310.57 d 193.50 185.00 91.50 6.50 0.00 0.00 0.00 a 0.00 11.00 60.00 407.00 1265.07
1928 338.00 264.00 61.50 45.50 0.50 0.00 0.00 0.00 0.00 15.00 99.00 320.00 1143.50
1929 362.50 298.50 184.00 82.76 a 3.50 0.00 0.00 0.00 0.00 g 71.50 324.83 a 375.50 1703.09
1930 471.50 207.00 201.50 24.50 63.00 0.00 0.00 0.00 c 0.00 24.00 249.00 491.00 1731.50
1931 485.00 261.50 176.50 6.00 0.00 0.00 0.00 0.00 0.00 21.00 334.50 508.00 1792.50
1932 603.50 280.50 198.00 62.50 12.00 0.00 0.00 0.00 0.00 46.50 203.00 579.00 1985.00
1933 571.00 454.72 c 205.00 130.34 a 47.00 0.00 0.00 0.00 0.00 0.00 197.50 452.00 2057.56
1934 435.55 a 216.00 28.50 24.50 1.50 0.00 0.00 0.00 0.00 21.50 273.50 424.50 1425.55
1935 450.50 294.50 356.50 77.50 26.00 0.00 0.00 0.00 0.00 55.00 302.00 415.50 1977.50
1936 500.00 312.50 119.50 55.50 0.50 0.00 0.00 0.00 0.00 19.50 179.50 433.00 1620.00
1937 725.50 341.50 227.50 59.50 0.00 0.00 0.00 0.00 0.00 0.00 232.00 337.50 1923.50
1938 382.50 291.50 235.50 70.00 12.00 0.00 0.00 0.00 0.00 32.50 370.50 375.00 1769.50
1939 451.00 509.50 187.50 20.00 0.00 0.00 0.00 0.00 0.00 19.50 106.50 323.50 1617.50
1940 365.00 321.00 134.50 44.50 0.00 0.00 0.00 0.00 0.00 38.50 275.00 325.00 1503.50
1941 388.00 240.50 222.00 165.00 15.00 0.00 0.00 0.00 0.00 56.00 162.50 398.50 1647.50
1942 393.50 402.00 269.50 63.50 11.50 0.00 0.00 0.00 0.00 30.50 146.00 369.00 1685.50
1943 437.00 223.50 131.00 51.50 0.50 0.00 0.00 0.00 0.00 43.50 180.50 389.50 1457.00
1944 476.00 384.50 271.00 83.00 3.00 0.00 0.00 0.00 0.00 1.00 275.00 424.00 1917.50
1945 471.50 309.00 307.50 113.50 0.00 0.00 0.00 0.00 0.00 2.50 275.00 514.00 1993.00
1946 508.00 384.50 180.00 17.00 0.00 0.00 0.00 0.00 0.00 43.00 338.00 367.50 1838.00
1947 526.50 226.50 134.50 45.00 0.00 0.00 0.00 0.00 0.00 12.00 311.00 499.50 1755.00
1948 438.50 386.00 304.00 41.50 1.00 0.00 0.00 0.00 0.00 9.50 301.50 431.00 1913.00
1949 665.00 405.50 227.50 62.50 1.00 0.00 0.00 0.00 0.00 68.00 59.50 406.50 1895.50
1950 481.50 204.00 148.00 24.00 17.00 0.00 0.00 0.00 4.00 0.00 88.50 258.50 1225.50
1951 437.50 293.00 187.00 56.50 36.00 0.00 0.00 0.00 0.00 16.50 206.00 424.50 1657.00
1952 463.00 354.50 343.00 55.50 0.00 0.00 0.00 0.00 0.00 0.00 262.50 448.00 1926.50
1953 345.50 338.00 179.00 81.50 41.00 0.00 0.00 0.00 0.00 32.50 162.00 491.00 1670.50
1954 404.00 130.50 218.50 16.50 6.50 0.00 0.00 0.00 0.00 33.50 117.00 404.00 1330.50
1955 526.50 405.00 195.00 88.50 20.50 2.00 0.00 0.00 0.00 4.50 203.50 300.00 1745.50
1956 301.00 421.50 156.00 77.00 0.00 0.00 0.00 0.00 0.00 48.00 246.50 400.00 1650.00
1957 348.00 152.50 153.00 69.00 17.00 0.00 0.00 0.00 0.00 29.50 294.00 364.50 1427.50
1958 408.00 225.50 291.00 93.50 0.00 0.00 0.00 0.00 0.00 10.50 187.00 293.00 1508.50
1959 385.50 377.00 137.50 3.00 14.50 0.00 0.00 0.00 0.00 32.00 169.00 385.50 1504.00
1960 541.50 460.50 96.50 41.00 2.00 0.00 0.00 0.00 0.00 30.50 188.50 446.50 1807.00
1961 346.50 262.00 172.50 42.50 4.00 0.00 0.00 0.00 0.00 58.00 297.50 439.50 1622.50
1962 471.50 279.00 326.00 7.00 8.50 0.00 0.00 0.00 0.00 7.50 128.00 336.00 1563.50
1963 535.50 197.00 216.00 116.00 0.00 0.00 0.00 0.00 0.00 1.50 173.50 407.50 1647.00
1964 562.50 471.00 310.50 103.00 31.50 0.00 0.00 0.00 0.00 2.50 323.50 404.50 2209.00
1965 403.50 350.00 281.50 138.00 27.50 0.00 0.00 0.00 4.00 20.50 145.00 392.00 1762.00
1966 549.50 435.50 160.50 27.00 0.00 0.00 0.00 0.00 0.00 21.00 162.00 419.50 1775.00
1967 480.50 292.00 145.00 144.50 26.50 0.00 0.00 0.00 0.00 12.00 95.50 546.50 1742.50
1968 426.50 186.00 194.50 71.50 1.50 0.00 0.00 0.00 0.00 12.00 225.00 541.50 1658.50
1969 341.50 356.50 305.00 30.50 14.50 p 0.00 0.00 0.00 0.00 54.00 160.50 371.50 1619.50
1970 468.00 216.00 227.00 90.50 2.14 b 0.00 0.00 0.00 0.00 52.00 173.00 445.50 1674.14
1971 453.00 286.50 188.00 79.00 9.50 0.00 0.00 0.00 0.00 112.00 245.00 506.50 1879.50
1972 487.50 244.00 59.50 45.00 0.00 0.00 0.00 0.00 0.00 67.50 329.00 504.50 1737.00
1973 524.42 a 297.00 348.50 88.50 10.00 0.00 0.00 0.00 0.00 24.50 239.00 392.00 1923.92
1974 436.00 324.50 134.50 39.50 9.50 0.00 0.00 0.00 0.00 30.50 205.50 530.50 1710.50
1975 471.00 355.50 232.50 160.00 24.00 0.00 0.00 0.00 0.00 49.50 236.00 403.00 1931.50
1976 401.00 201.50 211.50 77.00 1.00 0.00 0.00 0.00 0.00 48.50 187.00 413.50 1541.00
1977 434.00 236.00 272.00 53.50 13.50 0.00 0.00 0.00 0.00 1.00 136.50 296.50 1443.00
1978 372.00 260.00 107.50 54.00 4.50 0.00 0.00 0.00 0.00 9.50 204.00 483.50 1495.00
1979 531.50 321.00 198.00 62.00 6.50 0.00 0.00 0.00 0.00 21.50 241.00 328.50 1710.00
1980 309.50 189.00 198.50 70.00 14.00 0.00 0.00 0.00 0.00 52.50 172.50 211.00 1217.00
1981 268.00 220.50 172.00 18.50 0.50 0.00 0.00 0.00 0.00 32.00 111.50 319.50 1142.50
1982 421.50 235.50 200.50 39.00 1.00 0.00 0.00 0.00 0.00 27.50 204.50 429.00 1558.50
1983 366.00 277.50 202.50 120.00 6.50 0.00 0.00 0.00 0.00 0.00 202.00 337.00 1511.50
1984 378.50 273.50 106.50 80.00 0.50 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 839.00
Period of Record Statistics
MEAN 446.85 297.69 198.10 64.82 9.68 0.03 0.00 0.00 0.14 27.55 209.07 407.45 1664.41
S.D. 88.26 85.46 74.51 37.95 13.41 0.26 0.00 0.00 0.74 23.13 75.36 74.85 235.77
SKEW 0.56 0.43 0.13 0.68 1.91 7.48 0.00 0.00 5.10 1.02 0.09 -0.02 -0.26
MAX 725.50 509.50 356.50 165.00 63.00 2.00 0.00 0.00 4.00 112.00 370.50 579.00 2209.00
MIN 268.00 130.50 28.50 3.00 0.00 0.00 0.00 0.00 0.00 0.00 59.50 211.00 1142.50
NO YRS 59 59 59 59 58 59 59 59 58 58 58 58 56