BENSON, ARIZONA

Monthly Total Heating Degree Days

(020680)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 197505
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
1894 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 0.00 a 64.50 234.50 g 0.00 z 64.50
1895 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
1896 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
1897 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
1898 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
1899 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
1900 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
1901 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
1902 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
1903 0.00 z 0.00 z 0.00 z 124.00 12.50 2.50 0.00 0.00 0.00 63.00 175.00 384.50 761.50
1904 466.50 g 335.50 206.50 132.50 0.00 z 0.00 0.00 0.00 3.50 n 46.00 f 325.00 565.23 a 1564.73
1905 509.00 410.00 321.00 170.50 0.00 z 2.50 0.00 0.00 10.00 134.50 356.50 655.50 2569.50
1906 584.50 374.00 289.00 109.00 28.50 0.00 0.00 0.00 0.00 119.00 343.50 486.00 2333.50
1907 533.50 322.50 247.50 103.00 55.00 0.00 0.00 0.00 4.50 65.50 410.00 564.00 2305.50
1908 522.50 451.00 270.00 108.00 48.50 1.50 0.00 0.00 2.00 171.00 347.50 518.50 2440.50
1909 402.50 466.50 431.00 137.50 28.50 0.00 0.00 0.00 0.00 52.50 316.50 618.00 2453.00
1910 530.74 b 452.50 159.50 98.50 1.50 0.00 0.00 0.00 0.00 97.00 318.00 498.00 2155.74
1911 424.50 455.50 184.50 93.50 11.00 0.00 0.00 0.00 0.00 63.50 437.00 763.50 2433.00
1912 566.00 482.00 393.00 292.50 68.50 0.00 0.00 0.00 0.00 146.50 397.50 710.00 3056.00
1913 703.00 525.50 446.50 174.50 38.00 0.00 0.00 0.00 13.50 70.50 253.00 744.50 2969.00
1914 0.00 z 418.96 a 272.28 a 91.00 31.00 0.00 0.00 0.00 0.00 60.50 227.59 a 590.00 1691.33
1915 587.50 442.50 405.50 198.50 103.00 0.00 0.00 0.00 3.50 52.50 341.50 600.00 2734.50
1916 483.00 301.00 218.50 131.00 24.00 0.00 0.00 0.00 0.00 111.50 380.00 614.00 2263.00
1917 622.00 497.50 452.00 234.00 89.50 2.50 0.00 e 0.00 0.50 55.50 279.31 a 435.50 2668.31
1918 644.50 344.00 272.50 147.00 52.00 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 1460.00
1919 627.00 512.08 b 370.97 a 104.50 21.00 0.00 0.00 0.00 0.00 80.50 266.50 f 487.00 2203.04
1920 546.00 0.00 z 335.00 275.00 29.00 0.00 0.00 0.00 0.00 265.50 421.50 736.00 2608.00
1921 553.00 391.00 247.00 232.00 81.00 2.00 f 3.50 0.00 6.50 228.50 499.50 660.50 2902.50
1922 769.50 480.00 497.00 263.00 55.00 0.00 0.00 0.00 0.00 144.00 574.00 561.50 3344.00
1923 549.00 564.50 476.00 190.50 35.00 0.00 0.00 0.00 13.00 198.00 479.00 699.50 3204.50
1924 753.00 423.50 476.00 182.50 0.50 0.00 0.00 0.00 1.50 69.00 317.00 639.50 2862.50
1925 668.00 417.50 312.00 234.00 2.00 0.00 0.00 0.00 3.00 135.00 448.00 687.50 2907.00
1926 691.00 297.00 408.50 255.00 59.50 0.00 0.00 0.00 6.50 16.00 249.50 499.00 2482.00
1927 410.50 324.00 357.50 164.50 20.50 1.00 j 0.00 0.00 0.00 56.50 0.00 z 437.00 j 1333.50
1928 542.50 460.00 239.00 156.50 16.50 0.00 0.00 0.00 0.00 55.50 388.00 605.50 2463.50
1929 624.00 528.50 388.50 162.50 10.50 0.00 0.00 0.00 0.00 120.50 444.00 501.00 2779.50
1930 557.50 309.50 333.50 57.50 88.00 0.00 0.00 0.00 0.00 66.00 376.00 631.00 2419.00
1931 624.00 405.50 304.00 91.50 6.50 6.50 0.00 0.00 k 0.00 43.00 399.50 540.00 2420.50
1932 630.50 0.00 z 6.50 0.00 z 8.50 4.50 0.00 0.00 0.00 65.00 252.50 610.00 1577.50
1933 633.00 553.00 310.50 232.00 108.00 0.00 0.00 0.00 0.00 5.50 218.00 0.00 z 2060.00
1934 533.50 0.00 z 132.50 48.50 0.00 0.00 0.00 0.00 0.50 41.00 300.00 480.50 1536.50
1935 487.50 388.50 323.00 126.50 62.00 0.00 0.00 0.00 0.00 84.00 390.50 541.50 2403.50
1936 589.00 454.00 315.00 106.50 9.50 0.00 0.00 0.00 9.50 88.50 389.00 582.50 2543.50
1937 810.00 0.00 z 0.00 z 163.00 0.00 z 0.00 0.00 0.00 1.50 134.00 254.50 482.00 1845.00
1938 475.00 375.00 264.00 54.00 20.00 0.00 0.00 0.00 0.00 66.00 485.50 544.50 2284.00
1939 641.50 685.00 333.00 89.00 4.00 0.00 0.00 0.00 0.00 137.50 340.50 480.50 2711.00
1940 559.00 487.50 270.00 119.50 8.50 0.00 0.00 0.00 0.00 77.50 425.50 450.50 2398.00
1941 555.42 a 350.50 345.00 274.00 54.50 1.00 0.00 0.00 7.50 118.00 336.50 546.00 2588.42
1942 550.50 529.00 430.50 168.50 33.50 0.00 0.00 0.00 0.00 100.00 258.50 515.00 2585.50
1943 527.00 336.50 268.00 79.50 10.50 0.00 0.00 0.00 0.00 86.50 326.50 570.50 2205.00
1944 671.00 531.00 398.00 203.00 9.50 0.00 0.00 0.00 0.00 59.00 425.50 587.00 2884.00
1945 588.50 448.50 444.50 0.00 z 7.00 s 0.00 0.00 0.00 9.00 45.00 358.50 0.00 z 1894.00
1946 0.00 z 0.00 z 0.00 z 0.00 q 8.00 0.00 0.00 0.00 0.00 148.50 492.78 c 563.00 1212.28
1947 737.00 384.00 344.50 154.00 11.00 0.00 0.00 0.00 0.00 83.00 486.50 737.50 2937.50
1948 644.00 514.75 c 474.30 a 116.00 20.50 1.00 0.00 0.00 0.00 89.00 537.00 572.50 2969.05
1949 823.00 557.00 215.00 q 177.50 38.50 0.50 i 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1596.00
1950 0.00 z 0.00 z 212.00 h 0.00 z 0.00 z 0.00 z 0.00 j 0.00 z 0.00 a 30.50 225.00 0.00 z 255.50
1951 0.00 z 0.00 z 0.00 z 38.50 v 0.00 z 0.00 n 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1952 0.00 z 0.00 z 194.00 r 147.00 9.00 0.00 d 0.00 e 0.00 b 0.00 a 9.00 451.00 657.50 1273.50
1953 531.81 b 531.50 324.00 170.00 132.50 0.00 0.00 0.00 0.00 110.88 e 295.86 a 692.69 b 2789.25
1954 522.00 335.50 323.36 b 38.79 a 16.65 d 0.00 0.00 0.00 0.00 43.50 304.14 a 534.75 a 2118.69
1955 705.25 a 592.50 85.50 u 198.60 e 44.43 a 3.10 a 0.00 0.00 0.00 45.00 355.50 481.50 2425.89
1956 468.00 592.50 314.50 163.00 3.50 0.00 0.00 0.00 0.00 95.00 453.50 609.50 2699.50
1957 497.00 246.50 319.50 166.00 62.50 0.00 0.00 0.00 0.00 115.50 484.00 510.47 a 2401.47
1958 627.00 383.00 464.50 173.00 6.00 0.00 0.00 0.00 2.00 73.00 386.00 513.00 2627.50
1959 501.00 473.50 340.00 97.50 83.00 0.00 0.00 0.00 0.00 78.00 376.50 547.50 2497.00
1960 705.50 607.50 232.50 122.00 24.00 0.00 0.00 0.00 0.00 118.50 313.50 649.50 2773.00
1961 566.00 491.08 b 335.50 106.50 23.00 0.00 0.00 0.00 0.00 105.00 426.50 554.00 2607.58
1962 626.00 385.50 477.50 70.00 25.50 0.00 0.00 0.00 0.00 41.00 243.00 485.00 2353.50
1963 618.00 355.50 347.50 149.00 4.50 0.00 0.00 0.00 0.00 29.00 330.00 578.00 2411.50
1964 702.50 630.50 459.50 210.50 55.50 0.00 0.00 0.00 2.50 56.50 431.00 553.00 3101.50
1965 509.50 512.50 424.50 163.00 53.00 1.50 0.00 0.00 20.50 85.00 255.50 559.00 2584.00
1966 693.50 599.00 301.50 92.50 4.00 0.00 0.00 0.00 0.00 88.00 262.00 595.00 2635.50
1967 616.50 414.00 238.50 163.00 49.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 1481.00
1968 314.00 m 286.00 344.62 a 208.00 21.91 b 0.00 z 0.00 f 0.00 z 0.00 g 53.70 c 416.40 e 330.00 q 1330.63
1969 493.62 e 333.00 h 325.50 i 0.00 z 0.00 z 0.00 g 0.00 c 0.00 0.00 a 0.00 z 0.00 z 0.00 z 493.62
1970 387.00 g 375.00 418.00 249.00 27.00 0.00 a 0.00 0.00 6.50 173.50 336.50 543.50 2129.00
1971 574.00 491.00 324.50 200.50 50.00 0.00 0.00 0.00 2.50 146.00 387.00 646.00 2821.50
1972 616.50 463.50 176.00 154.00 0.00 z 0.00 f 0.00 0.00 0.00 124.00 496.00 621.50 2651.50
1973 657.00 437.50 471.50 243.00 26.00 h 0.00 0.00 0.00 1.00 53.50 352.00 568.00 2783.50
1974 546.50 504.00 247.00 133.00 8.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1438.50
1975 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
Period of Record Statistics
MEAN 591.44 446.68 331.08 155.20 33.75 0.41 0.05 0.00 1.90 89.51 365.04 576.36 2618.30
S.D. 91.59 94.63 97.77 60.08 30.02 1.16 0.42 0.00 3.99 49.64 87.02 81.35 285.86
SKEW 0.35 0.16 -0.51 0.28 1.17 3.41 8.19 0.00 2.61 1.11 0.08 0.30 0.46
MAX 823.00 685.00 497.00 292.50 132.50 6.50 3.50 0.00 20.50 265.50 574.00 763.50 3344.00
MIN 402.50 246.50 6.50 38.79 0.00 0.00 0.00 0.00 0.00 5.50 175.00 384.50 2118.69
NO YRS 63 62 63 66 63 65 70 67 67 66 64 61 44