GRANITE REEF DAM, ARIZONA

Monthly Total Cooling Degree Days

(023621)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 197909
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
1893 0.00 0.00 0.00 z 0.00 z 0.00 z 351.50 n 873.50 655.00 f 575.00 336.00 34.00 10.00 f 1818.50
1894 0.00 0.00 35.00 193.00 384.50 484.50 0.00 z 765.50 537.00 247.47 b 0.00 z 0.00 z 2646.97
1895 0.00 z 0.00 3.00 115.50 0.00 z 397.50 0.00 z 614.46 c 552.00 354.50 0.00 z 0.00 z 2036.96
1896 0.00 z 0.00 z 0.00 z 32.50 229.00 494.50 623.62 a 739.00 588.60 e 332.73 a 0.00 z 0.00 z 3039.95
1897 0.00 z 0.00 z 0.00 f 148.50 392.15 a 539.50 752.50 506.50 j 475.50 231.00 76.15 d 0.00 b 2615.30
1898 0.00 0.00 0.00 181.50 292.50 562.24 a 736.50 0.00 z 0.00 z 157.67 b 38.50 0.00 1968.91
1899 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 698.65 d 590.50 596.50 163.00 13.00 0.00 c 2061.65
1900 0.00 e 0.00 52.50 48.50 286.00 518.00 775.00 591.00 381.00 239.00 44.50 0.00 2935.50
1901 0.00 1.50 14.00 111.21 a 311.00 501.00 864.50 770.00 480.00 258.50 52.50 0.00 a 3364.21
1902 0.50 0.50 8.00 82.00 m 329.50 613.00 683.50 748.43 c 548.00 325.00 89.50 0.00 3345.93
1903 0.00 0.00 6.50 70.00 248.00 534.83 a 776.00 838.50 498.62 a 227.85 a 26.38 a 0.00 3226.68
1904 0.00 c 12.50 56.50 174.50 441.23 a 187.00 t 362.00 o 736.50 512.50 257.00 20.50 f 0.00 2190.73
1905 0.00 9.00 13.00 77.50 210.50 567.50 779.00 826.50 618.50 250.00 35.50 0.00 3387.00
1906 0.00 5.50 20.00 101.00 266.50 591.00 849.50 680.00 537.50 255.00 37.00 0.00 z 3343.00
1907 0.00 z 0.00 z 0.00 z 24.50 w 241.50 478.00 794.00 715.50 549.00 224.00 26.00 0.00 3028.00
1908 0.00 4.00 32.50 132.50 205.50 511.50 740.50 714.50 510.00 145.50 53.50 0.00 3050.00
1909 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 260.00 u 710.50 509.50 230.50 47.00 0.00 1497.50
1910 0.00 0.00 81.00 201.50 433.00 591.00 761.50 781.00 648.00 270.50 10.50 0.00 3778.00
1911 2.50 0.00 23.00 75.50 256.00 572.00 667.00 720.50 584.00 204.00 10.50 1.00 3116.00
1912 0.00 0.00 4.13 a 29.00 268.15 a 633.50 653.50 663.50 417.50 177.50 13.50 0.00 2860.28
1913 0.00 0.00 3.50 106.50 263.00 483.50 681.50 722.50 520.00 155.00 38.50 0.00 2974.00
1914 0.00 0.50 41.85 a 129.50 326.00 585.50 748.50 744.00 604.50 203.00 43.50 0.00 3426.85
1915 0.00 0.00 1.50 86.00 232.00 516.50 703.50 744.00 463.00 305.50 45.54 b 0.00 3097.54
1916 0.00 14.50 80.00 143.50 253.50 520.00 733.00 666.50 470.50 110.57 a 16.00 2.00 3010.07
1917 0.00 0.00 11.00 67.00 170.00 570.50 784.00 675.00 550.00 289.00 33.00 2.00 3151.50
1918 0.00 0.00 23.00 90.00 212.50 297.00 s 813.50 469.00 j 411.00 h 272.00 37.50 0.00 1448.50
1919 0.00 0.00 10.50 149.50 327.50 597.00 723.50 740.00 530.50 130.00 11.50 0.00 3220.00
1920 0.00 0.00 1.00 33.00 309.50 552.50 796.00 707.50 471.00 147.50 3.00 0.00 3021.00
1921 0.00 30.00 g 54.50 107.68 b 173.50 540.50 748.50 697.50 553.50 341.00 32.00 2.50 3251.18
1922 0.00 0.00 0.50 62.50 351.50 599.00 795.00 779.00 444.00 g 258.00 0.00 0.00 2845.50
1923 0.50 4.50 9.00 87.00 362.00 457.50 750.00 697.00 484.50 143.00 5.50 0.00 3000.50
1924 0.00 2.50 0.00 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 b 2.50
1925 0.00 0.00 d 68.00 135.00 408.17 a 390.50 j 666.00 j 890.50 497.50 135.88 a 7.24 a 0.00 2142.29
1926 0.00 0.00 8.50 f 112.76 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.28 b 117.03
1927 5.68 a 0.00 6.00 140.50 363.00 576.50 841.50 751.50 551.00 86.50 o 29.48 a 0.00 3265.17
1928 0.00 a 0.00 26.50 93.00 429.50 572.00 807.50 715.50 602.50 0.00 z 21.72 a 0.50 3268.72
1929 0.00 0.00 5.50 7.00 n 291.92 a 380.00 781.72 a 753.41 c 572.59 a 0.00 z 0.00 z 0.00 c 2785.13
1930 0.00 18.50 f 20.00 164.00 216.00 555.00 726.95 a 341.50 m 179.00 p 146.00 14.50 x 0.00 i 1827.95
1931 0.60 e 0.58 d 6.72 a 125.50 344.00 504.50 807.00 644.28 a 534.00 191.50 65.00 m 0.00 j 3158.68
1932 0.00 p 0.00 3.50 h 73.50 225.27 a 415.50 g 691.96 c 678.38 a 519.50 135.37 a 3.00 p 0.00 j 2323.98
1933 0.00 0.00 0.00 c 21.50 56.32 a 189.50 k 787.29 b 692.00 503.00 0.00 z 8.57 b 0.00 2068.68
1934 0.00 w 2.50 124.52 a 262.00 523.00 500.50 858.00 0.00 z 0.00 z 184.50 n 96.00 10.50 2377.02
1935 9.00 6.50 3.50 103.00 192.50 620.00 750.00 679.00 591.50 218.00 0.00 y 0.00 z 3173.00
1936 3.00 k 0.00 z 63.50 g 187.50 g 434.00 a 675.00 807.50 798.50 574.14 a 0.00 z 0.00 z 0.00 u 3289.14
1937 0.00 f 2.00 33.00 103.50 324.00 405.50 f 569.50 h 0.00 z 0.00 z 290.37 a 6.00 n 2.77 c 755.63
1938 0.00 0.50 4.00 143.50 310.50 565.00 755.50 762.00 641.50 139.50 l 1.61 b 1.50 3185.61
1939 0.00 a 0.00 b 37.50 f 171.50 365.50 564.50 834.50 765.46 e 529.50 201.50 53.50 o 28.93 a 3461.39
1940 9.00 3.00 48.00 144.50 465.00 685.50 798.50 767.50 582.50 273.50 8.00 m 2.00 3779.00
1941 0.00 1.04 a 0.00 44.50 316.50 471.00 717.50 651.50 445.50 135.50 14.50 n 1.00 2784.04
1942 0.00 0.00 21.50 46.50 n 0.00 z 0.00 z 821.00 678.00 527.00 203.00 26.00 j 0.00 2250.50
1943 0.00 11.50 11.50 176.50 331.00 251.00 l 785.50 646.50 537.00 234.50 40.38 d 0.00 2774.38
1944 0.00 1.00 0.00 22.50 b 286.50 428.00 698.50 748.50 506.00 292.00 14.00 0.00 2997.00
1945 0.00 0.50 1.50 122.50 269.50 444.50 770.50 714.00 521.50 256.00 18.00 0.00 m 3118.50
1946 0.00 0.00 34.50 263.50 302.50 575.00 792.57 a 768.50 594.50 106.00 1.00 7.50 3445.57
1947 0.00 11.50 40.50 105.50 409.50 541.50 856.50 711.50 643.50 257.50 18.50 1.00 3597.00
1948 2.98 e 0.00 8.78 a 141.50 270.50 f 164.00 s 764.27 e 777.50 526.00 238.00 0.00 0.00 2459.03
1949 0.00 0.00 3.50 161.38 a 286.23 a 349.50 i 227.00 t 665.50 609.50 179.50 74.00 4.65 a 1984.26
1950 1.55 a 0.50 18.50 175.00 263.50 508.50 648.00 663.50 0.00 z 415.50 73.00 2.00 2769.55
1951 0.00 5.50 6.00 96.00 355.00 462.41 a 808.67 b 615.00 f 177.50 s 266.50 4.66 a 0.00 2004.74
1952 0.00 0.00 3.50 f 107.50 384.92 a 542.22 c 722.82 a 754.00 613.00 376.28 b 9.50 u 0.00 3500.73
1953 1.15 d 0.00 41.85 a 83.50 144.15 a 266.00 n 632.50 f 627.50 f 571.80 e 214.33 b 57.50 f 0.00 1056.78
1954 0.00 d 19.19 a 11.88 a 172.80 e 324.95 c 500.50 783.50 678.12 c 638.08 d 315.50 f 4.50 s 2.50 f 3129.02
1955 0.00 e 0.00 16.00 39.00 e 203.00 f 412.00 f 636.69 e 663.52 e 407.00 l 356.00 f 4.00 j 0.00 g 1355.21
1956 1.00 1.81 e 16.00 g 84.50 f 293.00 g 511.50 f 597.50 g 367.00 m 402.50 j 216.00 i 25.00 h 0.00 e 2.81
1957 0.00 h 46.08 d 19.67 e 100.20 e 90.00 w 482.00 f 594.00 h 541.00 i 428.00 f 177.00 h 0.00 l 0.00 a 165.96
1958 0.00 m 2.50 i 0.00 j 50.00 f 350.50 i 366.50 n 833.42 e 597.00 g 388.50 i 237.00 f 18.50 j 0.00 g 833.42
1959 0.00 h 0.00 l 1.50 h 150.00 h 212.50 g 654.00 e 522.00 l 675.44 e 563.40 e 200.00 f 4.00 r 0.00 g 1892.84
1960 0.00 g 0.00 j 31.00 f 88.50 f 226.00 j 454.50 h 498.00 k 745.19 e 628.20 e 147.00 p 16.00 j 0.00 f 1373.39
1961 0.00 f 0.00 e 11.92 e 92.50 i 0.00 z 0.00 z 635.50 f 419.00 l 381.50 g 199.50 f 0.50 l 0.00 m 11.92
1962 0.00 f 3.50 f 5.00 g 119.50 l 0.00 z 0.00 z 0.00 z 588.50 j 321.50 m 212.23 e 10.00 g 0.00 f 212.23
1963 0.00 10.50 0.00 11.00 305.41 d 357.50 g 823.71 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1150.62
1964 0.00 0.00 0.00 0.00 z 218.50 405.50 534.50 h 443.50 h 330.50 g 290.00 f 4.00 i 0.00 d 624.00
1965 0.00 d 0.00 2.00 g 89.00 f 113.50 j 387.69 d 696.43 b 490.00 j 503.08 d 362.00 45.58 d 0.00 e 1994.78
1966 0.00 0.00 5.50 52.50 324.00 609.00 788.50 704.50 437.50 153.00 21.92 d 0.00 3096.42
1967 0.00 0.00 0.00 z 0.00 z 219.00 427.50 692.50 265.00 t 531.50 198.50 f 27.32 b 0.00 1897.82
1968 0.00 0.00 e 2.50 0.00 z 249.00 554.50 603.93 d 530.50 500.00 0.00 z 26.50 i 0.00 2440.43
1969 0.00 0.00 13.84 c 103.00 363.00 457.50 738.50 843.50 652.50 127.44 d 6.35 d 0.00 3305.63
1970 0.00 0.00 0.00 b 33.89 c 349.00 573.10 a 835.40 b 800.83 a 462.50 103.16 b 15.00 e 0.00 3172.88
1971 6.00 3.50 46.00 83.00 203.50 520.00 832.02 c 704.00 533.50 179.50 20.50 0.50 3132.02
1972 0.00 3.00 137.50 116.00 326.50 603.50 824.50 720.48 b 554.00 206.00 2.50 0.00 3493.98
1973 0.00 0.00 0.00 29.46 b 373.00 572.50 743.00 748.00 480.00 239.50 13.00 0.50 3198.96
1974 0.00 0.00 a 16.50 77.50 322.00 666.00 704.00 657.00 545.50 279.50 4.00 0.00 3272.00
1975 0.00 0.00 8.00 17.00 257.00 508.00 765.50 715.50 549.00 218.50 27.50 0.00 3066.00
1976 0.00 a 0.00 12.00 h 54.00 n 201.50 m 333.00 k 409.50 n 664.71 e 446.90 a 180.50 46.00 0.00 1338.11
1977 0.00 4.31 b 2.00 163.50 193.23 a 622.50 794.50 753.00 551.00 349.55 b 24.00 0.00 b 3457.59
1978 0.00 b 0.00 34.00 j 47.00 g 300.00 0.00 z 167.00 y 722.54 e 553.39 b 0.00 z 42.69 d 0.00 r 1618.62
1979 0.00 z 0.00 z 0.00 z 0.00 z 181.00 h 421.00 f 630.16 b 541.97 b 564.00 0.00 z 0.00 z 0.00 z 1736.12
Period of Record Statistics
MEAN 0.57 2.53 21.37 108.41 300.03 537.42 759.79 715.29 539.92 228.42 28.70 1.14 3209.08
S.D. 1.80 6.42 28.00 56.11 83.24 71.00 63.54 65.10 57.75 73.04 22.92 3.91 219.04
SKEW 3.68 4.71 2.22 0.43 0.00 -0.21 -0.44 -0.26 -0.18 0.34 1.00 5.85 0.70
MAX 9.00 46.08 137.50 263.50 523.00 685.50 873.50 890.50 652.50 415.50 96.00 28.93 3778.00
MIN 0.00 0.00 0.00 11.00 56.32 380.00 603.93 530.50 381.00 103.16 0.00 0.00 2860.28
NO YRS 71 75 66 65 68 60 68 67 69 64 55 66 28