LITCHFIELD PARK, ARIZONA

Monthly Total Cooling Degree Days

(024977)

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
1917 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 615.41 d 541.50 231.50 2.00 0.00 u 1390.41
1918 0.00 h 0.00 24.80 a 101.50 206.50 731.38 a 744.50 617.00 0.00 z 0.00 z 1.50 h 0.00 b 2425.68
1919 0.00 0.00 7.50 160.50 372.50 630.50 767.50 753.09 b 501.00 104.50 0.50 0.00 3297.59
1920 0.00 a 0.00 r 0.00 z 43.00 319.76 d 524.50 745.50 672.50 443.00 123.00 0.00 0.00 2871.26
1921 0.00 7.00 48.22 d 73.50 145.00 f 556.55 a 741.50 656.50 519.50 268.67 a 16.07 b 0.00 c 2887.51
1922 0.00 0.00 0.00 50.17 a 306.90 a 572.00 796.00 735.50 571.55 a 201.00 0.00 a 0.00 3233.12
1923 0.00 a 0.00 5.68 a 78.33 c 382.16 b 453.33 c 740.50 700.94 d 465.00 b 89.00 0.00 0.00 2914.95
1924 0.00 0.00 a 0.00 a 30.00 a 370.00 677.50 796.50 473.50 j 276.50 l 91.97 a 20.00 0.00 a 1985.97
1925 0.00 0.00 a 36.68 a 137.22 c 392.00 79.00 u 630.00 g 576.00 g 421.00 f 68.00 0.00 0.00 a 633.91
1926 0.00 b 0.00 c 9.54 e 102.86 b 281.77 c 625.18 b 749.50 687.17 d 557.68 b 215.00 0.00 b 0.00 f 3228.69
1927 0.00 0.00 0.00 c 108.00 299.84 b 517.76 a 254.50 t 568.50 f 522.00 168.36 b 12.32 b 0.00 1628.29
1928 0.00 a 0.00 b 26.87 a 80.36 b 396.59 b 534.50 755.76 b 683.00 440.40 e 175.31 b 3.62 a 0.00 e 3096.40
1929 0.00 0.00 b 3.50 55.50 256.50 h 581.11 c 776.50 716.00 504.50 287.78 a 0.00 a 0.00 2924.89
1930 0.00 a 7.00 b 13.50 168.75 b 175.87 e 538.97 a 737.59 b 676.12 b 432.78 c 134.00 40.56 c 0.00 2925.12
1931 0.00 b 0.00 c 21.50 147.00 400.13 d 447.50 g 925.02 c 710.13 d 536.38 a 178.80 c 35.36 b 0.00 c 2954.32
1932 0.00 b 1.07 b 4.81 b 73.93 b 286.75 e 528.50 803.23 c 763.67 e 582.41 a 187.19 e 0.00 a 0.00 3231.57
1933 0.00 a 0.00 a 1.03 a 34.66 a 206.84 b 601.55 a 910.22 b 798.52 b 615.56 c 316.20 a 4.66 a 0.00 b 3489.24
1934 0.00 4.15 a 76.00 n 244.29 b 490.46 c 504.64 b 864.90 a 687.00 0.00 z 194.94 e 58.00 l 6.89 d 2997.27
1935 0.00 d 1.62 b 0.00 k 111.21 a 248.00 a 647.14 b 798.00 444.00 l 574.50 221.65 a 1.03 a 0.00 a 2603.15
1936 0.00 a 0.00 b 58.79 b 223.93 b 476.48 d 700.71 b 860.52 b 799.80 a 545.00 c 223.50 15.00 d 0.00 c 3903.73
1937 0.00 a 0.50 8.78 a 103.39 b 379.23 a 597.86 b 839.58 a 775.00 b 560.89 b 109.53 a 0.00 z 0.00 z 3374.78
1938 0.00 b 0.00 c 2.14 b 132.50 f 363.73 a 623.33 c 783.94 e 778.50 650.89 b 206.15 a 0.00 0.00 a 3408.69
1939 0.00 z 0.00 z 58.00 175.56 c 393.38 b 601.55 a 837.00 b 753.00 487.76 a 148.36 c 35.50 5.00 3495.10
1940 0.00 b 0.50 31.50 g 156.21 a 469.50 708.62 a 813.75 a 806.00 587.07 a 250.50 0.00 0.00 a 3792.15
1941 0.00 0.00 0.00 c 34.50 303.28 a 461.50 739.50 640.67 a 400.00 128.81 b 11.79 b 0.00 2720.05
1942 0.00 0.00 7.50 74.50 275.00 545.69 a 852.00 739.00 558.50 206.00 12.93 a 0.00 3271.12
1943 0.00 4.50 31.52 a 215.00 407.50 537.50 827.18 a 708.87 a 588.50 230.00 4.00 0.00 3554.57
1944 0.00 0.00 0.00 25.00 c 314.28 b 426.00 725.83 b 775.53 b 548.50 255.00 17.50 0.00 3087.64
1945 0.00 0.00 b 8.00 110.00 306.26 b 491.50 801.50 773.00 617.00 278.48 a 10.50 0.00 3396.24
1946 0.00 0.00 a 18.27 c 253.00 329.00 622.24 a 775.00 773.50 561.50 54.50 0.00 0.00 3387.01
1947 0.00 1.00 20.67 a 103.93 b 432.50 549.50 835.50 713.00 640.00 240.50 4.00 0.00 3540.60
1948 0.00 0.00 2.50 143.28 a 320.33 a 552.00 782.50 781.20 a 577.50 258.50 0.50 0.00 a 3418.31
1949 0.00 0.00 a 0.00 191.00 320.00 616.50 789.50 674.50 638.50 170.50 22.00 4.00 3426.50
1950 0.00 0.00 27.50 197.50 294.00 545.00 758.00 725.50 449.00 324.50 20.00 0.00 3341.00
1951 0.00 0.50 8.27 a 91.03 a 85.00 q 16.50 z 28.00 z 0.00 z 126.50 v 202.50 0.00 v 0.00 302.30
1952 0.00 0.00 5.00 80.89 b 407.00 528.21 b 714.00 751.00 576.21 a 282.10 a 4.50 0.00 c 3348.91
1953 0.00 b 0.00 a 20.50 98.79 a 171.50 542.50 798.50 731.50 528.00 194.00 27.86 b 0.00 3113.15
1954 0.00 4.67 a 1.00 m 211.00 394.73 a 555.50 820.00 717.50 597.00 281.50 15.00 0.50 3597.40
1955 0.00 0.00 21.00 57.00 295.00 544.50 677.00 693.00 523.50 335.50 4.50 0.00 3151.00
1956 0.00 0.00 25.00 81.00 381.00 686.00 773.00 483.00 i 632.00 212.35 a 6.00 0.00 2796.35
1957 0.00 23.50 8.50 106.67 c 256.50 687.00 843.50 733.50 537.50 188.50 1.00 0.00 3386.17
1958 0.00 1.00 5.00 136.50 531.00 685.00 845.00 813.50 590.50 306.00 6.00 0.00 3919.50
1959 0.00 a 0.00 7.00 217.50 305.00 720.00 881.00 739.50 515.50 255.50 4.50 0.00 3645.50
1960 0.00 0.00 49.50 140.00 342.50 716.00 818.00 780.50 623.79 a 197.50 23.50 0.00 3691.29
1961 0.00 0.00 10.00 139.00 316.00 722.50 843.00 768.00 492.50 217.50 4.00 0.00 3512.50
1962 0.00 4.00 4.50 219.00 263.00 541.00 782.50 832.50 596.50 224.50 45.00 1.55 a 3514.05
1963 0.00 29.50 19.50 70.00 422.00 466.50 834.00 725.50 643.50 335.00 41.50 0.00 3587.00
1964 0.00 0.00 26.00 101.00 305.00 549.50 839.50 701.00 510.50 315.50 1.50 0.00 3349.50
1965 0.00 0.50 3.50 139.00 266.50 418.50 816.50 768.50 454.00 289.50 44.50 0.50 3201.50
1966 0.00 0.00 35.00 148.50 439.00 589.00 820.50 772.00 526.00 175.00 12.00 0.00 3517.00
1967 0.00 6.50 42.00 14.50 346.50 556.50 857.50 823.50 556.50 300.50 37.00 0.00 3541.00
1968 0.00 7.00 16.00 106.00 343.50 622.50 783.00 659.50 533.00 208.00 3.00 0.00 3281.50
1969 0.00 0.00 24.00 140.00 435.50 549.00 853.00 885.00 615.50 130.50 4.50 0.00 3637.00
1970 0.00 4.00 5.00 54.00 416.00 637.00 916.50 847.50 488.50 139.50 3.00 0.00 3511.00
1971 4.50 0.00 61.00 96.00 232.00 568.50 847.50 711.00 528.50 154.00 22.00 1.50 3226.50
1972 0.00 3.00 151.00 152.50 364.00 645.00 864.50 738.50 555.00 226.00 0.00 0.00 3699.50
1973 0.00 0.00 0.00 119.50 457.50 665.50 825.00 803.50 504.00 226.00 15.50 0.00 a 3616.50
1974 0.00 0.00 37.50 121.00 370.50 747.00 809.00 588.00 f 585.00 b 296.05 a 0.00 0.00 2966.05
1975 0.00 0.00 17.00 28.00 274.00 541.00 810.00 773.00 578.50 180.50 14.50 0.00 3216.50
1976 0.00 0.00 16.00 90.00 409.50 609.00 782.50 695.00 467.50 147.00 10.34 a 0.00 3226.84
1977 0.00 6.00 6.50 184.00 230.50 679.50 863.50 825.50 571.50 293.50 18.50 0.00 3679.00
1978 0.00 0.00 65.00 93.50 347.20 a 693.50 823.50 715.50 547.00 337.00 36.00 0.00 3658.20
1979 0.00 0.00 1.00 119.50 347.50 657.00 799.50 692.50 681.50 303.28 a 5.50 0.00 a 3607.28
1980 0.00 2.00 1.50 157.50 285.50 636.00 905.00 763.63 a 585.50 292.50 43.50 2.00 3674.63
1981 0.00 12.50 16.00 253.00 399.50 794.00 888.50 872.50 616.50 185.50 25.00 0.00 4063.00
1982 0.00 14.00 9.50 141.50 384.50 565.00 808.00 820.50 584.50 164.00 2.50 0.00 3494.00
1983 0.00 0.00 15.50 73.00 390.00 589.00 854.50 794.50 705.50 281.50 51.50 0.00 3755.00
1984 0.00 0.00 30.00 129.00 571.50 630.00 791.00 747.50 601.00 134.00 4.00 0.00 3638.00
1985 0.00 1.00 17.50 235.00 455.00 714.50 846.50 811.50 410.50 226.00 9.50 0.00 3727.00
1986 0.00 24.00 83.50 g 145.00 414.00 712.50 733.00 838.00 411.00 141.57 a 2.50 0.00 3421.57
1987 0.00 4.00 6.50 271.50 414.00 697.50 729.00 741.50 535.00 354.00 13.00 0.00 3766.00
1988 0.00 2.50 57.00 172.00 403.50 681.00 862.50 759.00 506.00 399.00 0.00 z 0.00 3842.50
1989 0.00 5.50 96.32 c 338.50 438.00 635.00 519.00 m 759.50 596.00 270.50 12.00 0.00 z 3151.32
1990 0.00 z 13.50 56.63 e 0.00 z 307.33 b 717.78 c 790.50 674.50 566.00 260.50 27.50 0.00 3414.24
1991 0.00 4.00 3.50 0.00 z 97.50 v 0.00 z 797.00 791.50 590.50 392.50 30.50 0.00 2609.50
1992 0.00 0.50 14.50 243.50 446.00 601.00 747.32 c 757.50 623.00 329.00 8.50 0.00 3770.82
1993 0.00 1.00 35.50 0.00 z 505.09 b 624.50 756.00 758.50 571.50 271.50 0.50 0.00 3524.09
1994 0.00 0.00 35.50 186.50 358.50 742.50 860.50 912.00 603.50 195.00 6.50 0.00 3900.50
1995 0.00 11.50 40.00 121.00 312.50 565.00 849.00 891.50 707.00 302.50 33.00 0.00 3833.00
1996 0.00 19.00 39.50 208.00 479.39 c 752.50 938.00 872.50 529.14 a 315.00 6.50 0.00 4159.53
1997 0.00 0.00 i 104.88 a 203.50 603.00 631.50 832.98 d 856.50 675.00 249.00 19.00 0.00 i 4175.36
1998 0.00 0.00 27.50 112.50 181.00 n 0.00 z 881.50 887.50 664.50 120.50 m 1.50 0.00 2575.00
1999 0.00 e 0.50 n 20.00 i 52.50 o 159.00 r 701.11 c 796.59 c 841.65 a 618.00 332.00 25.00 j 0.00 o 3289.35
2000 0.50 w 0.50 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 0.50
2001 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
2002 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
2003 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
2004 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 13.00 0.00 13.00
2005 0.00 0.00 15.50 140.50 459.00 653.50 898.50 787.50 606.50 283.50 31.00 0.00 3875.50
2006 0.00 0.50 22.00 168.50 513.50 792.00 947.00 792.50 518.50 228.00 34.00 0.00 4016.50
2007 0.00 1.50 124.00 192.50 488.50 720.50 886.50 866.00 645.00 279.00 72.50 0.00 4276.00
2008 0.00 0.00 59.50 189.50 363.00 751.50 873.00 834.00 642.00 315.00 41.00 0.00 4068.50
2009 5.50 13.00 62.00 173.00 598.00 630.50 956.00 844.00 663.50 225.50 67.50 0.00 4238.50
2010 0.00 1.00 23.50 139.00 342.00 692.00 918.50 836.50 689.00 296.00 40.00 0.00 3977.50
2011 0.00 0.00 66.00 242.00 365.50 679.50 888.00 955.50 687.50 315.00 8.50 0.00 4207.50
2012 0.50 1.50 44.50 249.00 516.00 779.00 841.00 889.00 639.50 312.07 a 51.50 0.00 4323.57
2013 0.00 0.00 97.59 d 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 97.59
Period of Record Statistics
MEAN 0.12 2.85 26.90 137.03 369.09 619.01 819.66 766.00 564.75 231.97 15.78 0.26 3561.90
S.D. 0.75 5.77 29.39 66.48 90.70 86.40 57.88 70.25 70.18 74.93 16.86 1.04 351.62
SKEW 6.46 2.75 1.89 0.42 0.26 -0.08 0.12 0.22 -0.22 -0.17 1.23 4.83 0.15
MAX 5.50 29.50 151.00 338.50 603.00 794.00 956.00 955.50 707.00 399.00 72.50 6.89 4323.57
MIN 0.00 0.00 0.00 14.50 171.50 418.50 677.00 615.41 400.00 54.50 0.00 0.00 2720.05
NO YRS 88 88 84 85 84 85 86 84 86 89 86 86 62