PARKER, ARIZONA

Monthly Total Cooling Degree Days

(026250)

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
1893 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 103.00 i 0.00 0.00 0.00
1894 0.00 i 0.00 0.00 z 43.00 w 387.50 438.50 858.00 843.00 556.00 245.79 c 34.50 0.00 3363.29
1895 0.00 12.00 33.00 176.00 305.50 0.00 z 0.00 z 0.00 z 179.50 r 301.73 a 16.00 0.00 a 844.23
1896 0.00 z 0.00 i 194.50 h 162.50 490.50 f 906.50 941.00 661.50 f 564.00 319.50 0.50 0.00 e 2894.00
1897 0.00 0.00 5.00 209.50 491.50 567.60 e 343.50 r 0.00 z 584.00 151.50 13.00 0.00 2022.10
1898 0.00 0.00 23.50 292.50 339.00 646.50 0.00 z 585.00 k 711.00 185.50 22.50 0.00 2220.50
1899 0.00 0.00 53.50 222.50 264.00 654.00 125.00 z 0.00 z 123.50 z 0.00 z 0.00 z 0.00 z 1194.00
1900 0.00 z 0.00 e 154.00 74.00 458.50 672.50 841.50 672.50 384.00 220.00 24.50 0.00 3501.50
1901 0.00 38.50 46.00 149.50 381.00 573.00 938.50 875.00 520.50 292.00 19.00 6.00 3839.00
1902 0.00 0.00 2.50 199.50 346.50 650.00 732.00 934.13 a 630.00 282.50 41.50 h 0.00 z 3777.13
1903 0.00 z 0.00 t 47.00 113.00 400.50 690.50 812.50 904.00 582.50 230.50 14.00 0.00 3794.50
1904 0.00 17.50 62.50 160.00 441.00 676.00 779.00 823.00 535.50 170.00 15.00 0.00 a 3679.50
1905 0.00 2.50 47.00 149.50 256.00 405.50 796.50 855.50 632.00 190.50 37.50 0.00 3372.50
1906 0.00 0.00 z 14.50 132.50 0.00 z 599.50 920.00 0.00 z 498.00 263.00 30.50 0.00 2458.00
1907 0.00 0.00 31.00 150.50 200.00 432.00 786.00 0.00 z 519.50 260.00 45.00 0.00 2424.00
1908 0.00 6.50 0.00 y 212.00 259.50 544.50 876.50 810.00 0.00 z 0.00 z 0.00 z 0.00 z 2709.00
1909 0.00 z 6.50 0.00 z 172.50 195.50 645.50 804.00 748.00 508.50 0.00 z 0.00 z 0.00 3080.50
1910 0.00 4.00 123.50 275.00 520.50 0.00 z 0.00 z 0.00 z 698.00 245.50 36.00 0.00 1902.50
1911 0.00 0.00 16.00 70.00 241.50 575.50 867.00 673.00 470.50 143.00 13.50 0.00 3070.00
1912 0.00 0.00 3.50 102.00 356.00 658.00 724.00 692.00 350.00 104.00 0.00 0.00 2989.50
1913 0.00 0.00 15.50 74.50 331.00 525.50 662.50 827.50 524.00 80.00 46.20 e 0.00 b 3086.70
1914 0.00 a 0.00 z 30.00 0.00 z 263.50 454.50 665.50 686.50 494.50 133.82 a 18.62 a 0.00 2746.94
1915 0.00 0.00 29.50 78.00 210.50 460.96 d 703.50 763.00 597.00 204.50 49.00 0.00 t 3095.96
1916 0.00 m 1.00 38.50 116.00 226.00 531.00 134.50 y 260.00 r 292.50 f 28.50 0.00 0.00 941.00
1917 0.00 0.00 10.00 67.00 260.00 664.00 875.00 881.50 644.50 262.50 3.50 0.00 3668.00
1918 0.00 0.00 b 11.00 83.00 210.50 682.00 736.00 598.30 a 539.50 176.50 5.00 2.00 3043.80
1919 0.00 0.00 2.50 114.00 400.00 544.50 834.50 805.50 542.00 42.00 0.00 0.00 3285.00
1920 0.00 1.50 0.00 69.00 313.00 578.00 786.50 721.00 418.50 84.00 h 0.00 0.00 2887.50
1921 0.00 12.00 51.15 a 98.50 210.00 587.00 870.00 735.50 561.00 254.00 0.50 0.00 3379.65
1922 0.00 0.00 0.00 82.00 378.00 639.50 781.00 817.00 696.50 185.50 0.00 0.50 3580.00
1923 0.00 0.00 2.00 63.00 391.50 425.50 778.00 690.00 432.00 45.50 0.00 0.00 2827.50
1924 0.00 3.00 7.00 78.50 422.50 687.86 b 782.50 741.00 509.00 30.00 0.00 z 0.00 3261.36
1925 0.00 0.00 21.50 174.50 447.50 615.50 885.00 762.00 316.00 63.00 2.00 0.00 3287.00
1926 0.00 1.00 22.00 182.50 306.00 645.00 819.00 741.62 e 422.00 59.00 0.00 0.00 3198.12
1927 0.00 m 8.50 22.00 134.50 309.00 558.50 822.00 647.00 f 522.22 c 174.50 12.00 0.00 b 2563.22
1928 0.00 0.00 35.50 51.92 d 362.00 525.00 795.67 d 836.00 392.00 f 108.50 0.00 0.00 2714.59
1929 0.00 1.50 33.00 74.00 351.50 372.00 i 920.50 663.00 f 511.03 a 269.00 0.00 0.00 2160.53
1930 0.00 8.00 19.50 214.00 254.50 257.00 n 824.00 742.00 451.50 166.00 53.00 0.00 2732.50
1931 0.00 0.00 33.00 209.50 421.00 687.50 1054.00 889.50 595.00 0.00 z 17.00 0.00 3906.50
1932 0.00 3.00 8.50 60.00 340.50 515.50 874.20 a 839.00 616.50 190.00 0.00 0.00 3447.20
1933 0.00 0.00 73.00 52.00 196.50 691.50 946.00 815.00 598.50 342.50 10.50 0.00 3725.50
1934 0.00 0.50 101.00 268.50 213.50 o 512.50 903.50 619.50 h 190.50 n 235.00 10.00 0.00 2031.00
1935 0.00 0.00 z 0.00 z 127.00 265.64 b 700.50 822.00 813.50 628.00 215.50 0.00 0.00 3572.14
1936 0.00 0.00 56.00 252.00 432.50 618.00 810.00 649.45 a 264.50 34.50 h 5.50 0.00 3087.95
1937 0.00 0.00 0.00 89.00 340.00 567.12 d 821.00 0.00 z 0.00 z 0.00 z 0.00 z 6.00 h 1817.12
1938 0.00 0.00 13.50 235.00 450.50 695.00 873.00 852.50 711.00 233.50 0.00 1.50 4065.50
1939 0.00 0.00 83.00 261.50 452.00 630.00 879.50 901.50 491.50 156.50 45.00 0.00 3900.50
1940 0.00 2.00 78.50 185.00 525.50 772.00 837.50 862.00 556.50 304.50 5.50 1.00 4130.00
1941 0.00 0.00 5.50 53.50 395.50 531.50 836.50 703.50 452.50 159.00 51.00 0.00 3188.50
1942 0.00 0.00 e 26.00 144.00 357.50 661.00 944.00 854.50 596.00 308.89 c 28.50 0.50 3920.89
1943 0.00 b 8.96 c 67.88 b 273.75 b 504.02 b 577.22 c 927.00 868.50 715.00 307.00 6.50 0.00 b 4255.83
1944 0.00 0.00 9.00 74.50 350.96 c 446.50 752.00 608.00 h 615.50 310.00 29.00 0.00 2587.46
1945 0.00 0.00 c 4.00 146.00 339.00 542.50 840.00 778.50 630.00 280.50 h 23.00 0.00 a 3303.00
1946 0.00 0.00 4.50 259.44 c 362.00 622.80 e 832.50 834.50 626.00 129.74 d 0.00 2.50 3673.99
1947 0.00 7.00 b 95.21 c 192.00 471.50 583.50 859.00 827.50 692.00 270.50 19.50 0.00 4017.71
1948 0.00 1.00 8.00 164.00 329.00 583.50 824.50 854.00 637.00 300.50 1.00 h 0.00 3701.50
1949 0.00 0.00 4.00 235.50 359.50 706.50 889.00 769.00 762.00 272.00 35.00 1.00 4033.50
1950 0.00 7.00 83.38 b 273.50 444.00 620.50 863.00 861.00 623.50 464.48 a 18.10 a 0.00 4258.47
1951 0.00 1.50 43.00 42.00 x 453.12 a 373.50 l 851.97 b 725.00 562.22 c 176.00 g 0.00 d 0.00 g 2636.80
1952 0.00 g 0.00 i 13.50 o 109.50 i 494.34 c 434.00 f 786.92 e 591.50 j 398.00 n 374.77 c 16.50 m 0.00 i 1656.03
1953 0.00 k 0.00 c 48.05 a 142.00 240.25 e 662.22 c 963.50 647.50 g 659.00 270.50 61.03 a 0.00 3046.56
1954 0.00 17.50 15.50 280.50 472.00 629.50 947.50 803.50 674.50 343.00 17.50 0.00 4201.00
1955 0.00 1.50 41.00 98.50 378.00 645.50 585.00 h 0.00 z 652.00 407.50 27.50 7.00 2258.50
1956 1.00 0.50 64.50 196.00 449.00 725.00 874.00 803.50 733.50 259.50 15.00 0.00 4121.50
1957 0.00 46.00 59.00 187.50 362.50 782.00 959.50 890.65 e 625.00 213.50 5.00 0.00 4130.65
1958 0.00 9.00 12.00 206.50 602.00 720.50 879.00 938.00 713.50 432.50 31.00 0.00 4544.00
1959 0.00 1.00 62.00 318.00 409.00 797.00 993.00 854.00 595.00 342.00 14.00 0.00 4385.00
1960 0.00 0.00 104.50 244.00 443.50 810.50 940.50 880.50 701.00 300.50 27.00 0.00 4452.00
1961 0.00 5.00 42.50 233.50 426.50 793.50 923.50 859.50 539.00 263.50 6.50 0.00 4093.00
1962 2.50 16.50 23.00 359.00 360.50 678.00 899.50 934.00 722.50 330.00 76.00 0.00 4401.50
1963 0.00 33.50 39.50 114.00 499.50 579.00 914.00 877.50 705.50 382.50 56.00 0.00 4201.00
1964 0.00 0.00 48.00 162.50 405.50 654.50 940.00 866.00 624.50 466.00 19.00 0.00 4186.00
1965 0.00 9.50 25.00 196.50 392.50 545.00 890.00 882.00 532.50 380.00 58.00 0.00 3911.00
1966 0.00 0.00 89.50 282.00 573.00 709.00 891.00 928.00 683.00 268.00 54.00 6.00 4483.50
1967 0.00 6.50 54.50 20.00 396.50 544.00 947.50 916.50 635.00 371.00 94.50 0.00 3986.00
1968 0.00 37.00 71.00 151.00 439.50 696.00 877.50 745.50 628.50 290.00 19.00 0.00 3955.00
1969 0.00 0.00 58.50 201.00 523.50 587.50 881.50 946.00 672.50 141.00 4.00 0.00 4015.50
1970 0.00 4.50 32.50 75.50 459.00 691.50 935.50 922.50 583.00 225.50 17.50 0.00 3947.00
1971 11.50 4.00 79.50 131.00 285.50 654.50 955.00 840.50 635.00 233.50 11.50 0.00 3841.50
1972 0.00 7.77 a 194.50 205.50 437.50 694.50 951.50 811.00 608.00 213.50 0.00 0.00 4123.77
1973 0.00 0.00 0.00 122.00 508.50 745.50 907.78 a 825.50 554.50 274.00 31.50 0.00 3969.28
1974 0.00 0.00 57.50 144.00 455.00 796.50 852.50 821.00 701.50 322.00 6.00 0.00 4156.00
1975 0.00 0.00 5.00 36.50 381.00 641.00 918.50 847.50 681.50 253.00 31.00 0.00 3795.00
1976 0.00 4.50 20.50 136.50 506.00 682.00 892.50 779.00 555.00 271.00 41.00 0.00 3888.00
1977 0.00 8.50 14.00 253.50 266.00 760.00 951.50 890.73 a 645.50 396.50 33.50 0.00 4219.73
1978 0.00 3.50 84.00 143.00 430.50 755.00 947.50 844.00 620.00 428.50 41.00 0.00 4297.00
1979 0.00 0.00 24.50 182.50 451.00 733.50 898.50 781.00 746.50 349.00 0.00 0.00 4166.50
1980 0.00 5.00 5.00 184.50 316.00 649.50 963.50 875.00 653.50 326.00 64.50 0.00 4042.50
1981 3.50 16.50 47.00 318.50 459.00 856.50 973.50 959.00 708.00 215.50 46.50 0.00 4603.50
1982 0.00 28.00 17.00 187.00 437.50 615.00 868.00 870.50 611.50 199.50 3.50 0.00 3837.50
1983 0.00 1.50 30.00 95.50 440.00 634.00 882.00 777.50 712.00 323.50 79.00 0.00 3975.00
1984 0.00 0.00 73.50 198.50 624.50 681.50 867.50 852.50 688.50 173.00 5.00 0.00 4164.50
1985 0.00 0.00 15.50 269.50 479.50 757.50 941.50 875.00 460.00 274.50 23.50 0.00 4096.50
1986 0.00 37.00 162.00 216.50 504.50 797.50 841.50 940.50 454.50 204.00 21.50 0.00 4179.50
1987 0.50 11.00 11.00 317.00 0.00 z 423.50 m 756.00 819.50 611.50 401.00 34.50 0.00 2962.00
1988 0.00 2.00 57.50 175.00 426.50 665.00 896.00 792.00 586.50 459.00 74.00 0.00 4133.50
1989 0.00 16.00 110.50 369.50 462.00 681.00 885.50 786.00 610.00 314.50 17.50 0.00 4252.50
1990 0.00 12.00 88.00 224.00 416.00 705.50 830.00 762.50 633.00 348.00 58.50 0.00 4077.50
1991 0.00 13.50 6.00 74.50 i 350.00 546.50 792.00 818.00 668.50 443.00 72.50 0.00 3710.00
1992 0.00 10.00 22.50 258.00 516.00 634.00 806.50 850.50 664.00 359.50 19.50 0.00 4140.50
1993 0.00 0.00 55.50 202.50 481.00 627.50 743.00 797.00 613.00 325.50 13.00 0.00 3858.00
1994 0.00 0.50 67.50 223.50 389.50 32.00 z 406.00 p 639.50 i 682.00 237.00 3.50 0.00 1603.50
1995 0.00 21.00 45.50 129.00 220.50 l 611.00 873.00 959.50 725.00 340.50 100.50 2.00 3807.00
1996 3.00 49.50 77.00 263.00 496.50 669.50 943.50 911.50 0.00 z 337.00 27.50 0.00 3778.00
1997 1.50 4.50 137.00 199.00 605.50 604.50 781.00 881.50 729.50 302.00 44.50 0.00 4290.50
1998 0.00 0.00 43.00 130.50 304.00 0.00 z 917.00 947.50 622.00 229.00 6.00 0.00 3199.00
1999 0.00 1.50 39.50 137.00 0.00 z 645.50 870.00 892.80 a 734.00 415.50 92.00 0.00 3827.80
2000 3.00 1.00 89.00 364.00 633.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1090.50
2001 0.00 z 0.00 p 59.00 m 117.50 i 481.00 i 535.00 i 575.00 j 685.50 h 476.50 k 266.00 j 54.50 l 0.00 m 0.00
2002 0.00 l 2.00 i 36.50 k 210.50 i 317.00 j 520.50 k 517.50 o 575.50 k 521.50 i 211.00 i 21.00 l 0.00 i 0.00
2003 10.50 1.00 j 78.50 j 110.00 h 375.00 k 536.00 i 692.00 j 616.00 k 541.50 i 363.50 j 13.50 l 0.00 j 10.50
2004 0.00 k 0.00 h 217.50 h 259.00 h 276.50 o 577.00 h 650.00 j 674.00 h 426.00 j 211.00 i 0.00 j 0.00 i 0.00
2005 1.00 k 0.00 g 22.50 h 129.00 h 380.00 j 456.00 k 652.50 k 646.50 h 449.00 i 200.50 k 59.50 h 0.00 f 0.00
2006 0.00 e 6.42 d 24.11 d 199.62 d 489.50 f 870.58 d 1035.52 e 930.00 d 514.50 f 305.02 c 65.00 f 0.00 e 3371.26
2007 0.00 e 8.75 d 155.00 f 367.20 e 458.00 h 697.50 f 997.17 d 731.50 h 381.00 m 0.00 z 83.00 k 0.00 j 1373.12
2008 0.00 f 3.00 g 50.00 k 156.50 h 257.50 m 533.00 k 779.00 g 697.50 h 521.00 i 283.50 j 69.50 0.00 i 69.50
2009 0.00 m 0.00 h 23.50 m 121.50 l 457.50 j 669.00 e 658.00 k 588.50 k 568.00 h 118.00 n 48.50 m 0.00 k 669.00
2010 0.00 o 0.00 k 9.00 o 77.50 k 127.00 r 416.50 l 310.50 u 418.00 q 370.00 n 202.50 n 42.00 o 0.00 q 0.00
2011 0.00 j 0.00 l 53.00 m 132.50 l 143.50 p 431.00 l 518.50 m 555.00 n 429.00 l 178.50 p 14.00 o 0.00 m 0.00
2012 0.00 r 1.50 m 22.50 o 188.50 k 391.50 l 575.50 h 559.00 l 403.50 r 271.00 r 229.00 k 43.00 k 1.50 o 0.00
2013 0.00 i 0.00 k 47.00 r 7.00 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 0.37 5.99 43.17 174.86 392.78 639.99 866.41 827.68 596.83 259.41 24.90 0.30 3906.97
S.D. 1.64 10.27 38.23 80.81 100.10 98.24 75.76 76.92 99.49 101.55 24.47 1.14 414.02
SKEW 5.68 2.47 1.40 0.35 -0.01 0.00 -0.29 -0.55 -0.85 -0.21 1.11 4.64 -0.86
MAX 11.50 49.50 194.50 369.50 633.50 906.50 1054.00 959.50 762.00 466.00 100.50 7.00 4603.50
MIN 0.00 0.00 0.00 20.00 195.50 405.50 662.50 598.30 264.50 28.50 0.00 0.00 2827.50
NO YRS 101 103 102 104 101 99 100 89 97 98 100 101 64