TEMPE A S U, ARIZONA

Monthly Total Cooling Degree Days

(028499)

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
1953 0.00 0.00 26.50 73.50 129.50 493.00 746.50 683.50 500.00 194.00 33.50 0.00 2880.00
1954 0.00 7.50 9.00 170.00 325.00 466.50 696.00 644.50 544.00 262.50 13.50 1.50 3140.00
1955 0.00 0.50 9.00 54.00 233.50 443.50 617.00 650.00 480.50 296.50 6.00 0.00 2790.50
1956 0.00 0.00 16.50 78.50 320.50 603.50 694.50 602.00 549.00 196.00 5.17 a 0.00 3065.67
1957 0.00 19.00 10.50 56.50 191.50 567.50 763.00 670.00 469.50 163.50 2.00 0.00 a 2913.00
1958 0.00 0.50 4.50 97.00 430.00 566.50 741.00 734.00 543.50 272.50 7.00 0.00 3396.50
1959 0.00 0.00 3.00 147.00 224.00 624.00 791.57 b 674.00 472.00 209.50 4.00 0.00 3149.07
1960 0.00 0.00 32.50 107.50 283.50 619.00 743.00 692.00 565.00 154.50 16.00 0.00 3213.00
1961 0.00 0.00 7.00 96.50 242.50 588.50 733.00 682.00 429.50 174.50 0.00 d 0.00 2953.50
1962 0.00 3.00 5.00 178.00 203.00 458.50 715.00 764.00 542.00 203.50 42.50 0.00 3114.50
1963 0.00 23.00 18.00 57.00 362.00 418.50 764.50 663.50 584.50 281.50 29.00 0.00 3201.50
1964 0.00 0.00 20.00 82.76 a 259.50 459.50 753.00 625.00 452.00 260.50 0.50 0.00 2912.76
1965 0.00 0.00 1.50 108.00 199.50 362.50 760.50 718.50 428.50 235.00 27.00 0.00 2841.00
1966 0.00 0.00 15.50 122.00 0.00 z 563.00 797.50 750.50 519.50 178.50 12.50 2.50 2961.50
1967 0.00 3.00 26.00 15.00 279.00 433.00 771.00 731.50 534.00 230.50 19.00 0.00 3042.00
1968 0.00 1.50 13.95 a 66.50 291.00 542.07 a 695.50 601.40 a 465.50 185.00 6.50 0.00 a 2868.92
1969 0.00 0.00 16.50 99.50 349.50 467.00 780.50 827.00 542.50 111.00 2.00 0.00 3195.50
1970 0.00 0.50 2.21 c 37.50 331.00 559.50 818.50 749.00 427.50 90.00 3.50 0.00 3019.21
1971 2.50 0.00 42.00 54.00 191.50 478.50 808.00 697.00 503.00 147.00 9.50 0.00 2933.00
1972 0.00 0.00 117.00 117.50 302.00 568.50 808.00 685.00 490.00 202.50 0.00 0.00 3290.50
1973 0.00 0.00 0.00 72.00 372.00 536.00 771.00 750.00 481.00 202.50 6.00 0.00 3190.50
1974 0.00 0.00 30.00 82.00 340.00 664.66 a 735.00 690.50 524.00 254.00 0.50 0.00 3320.66
1975 0.00 0.00 2.50 15.50 245.50 491.50 767.50 728.50 523.50 189.00 15.00 0.00 2978.50
1976 0.00 0.00 9.00 64.50 343.00 571.00 767.00 676.00 458.00 150.50 16.50 0.00 3055.50
1977 0.00 1.50 2.50 141.00 176.50 590.00 766.00 744.00 496.50 251.50 12.00 0.00 3181.50
1978 0.00 0.00 52.50 67.50 303.00 638.00 794.00 636.50 504.00 292.50 23.00 0.00 3311.00
1979 0.00 0.00 3.00 111.50 299.00 575.00 760.00 647.38 a 613.97 a 253.00 1.50 0.00 3264.35
1980 0.00 0.00 0.00 97.50 192.00 527.00 767.00 664.50 498.62 a 246.50 32.50 0.00 3025.62
1981 0.00 1.50 5.00 201.50 323.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 531.50
1982 0.00 z 0.00 z 12.29 b 146.50 367.00 550.50 780.00 821.50 596.00 197.50 2.50 0.00 3473.79
1983 2.50 0.50 28.50 79.00 379.50 586.50 825.50 758.00 686.50 306.00 66.50 0.00 3719.00
1984 0.00 0.00 43.00 150.50 571.00 631.03 a 781.50 774.00 644.00 175.00 24.00 0.00 3794.03
1985 0.00 7.00 20.00 274.00 479.00 728.50 863.50 827.50 468.50 280.00 22.00 0.00 3970.00
1986 4.00 35.00 160.50 226.00 452.00 739.50 771.50 845.50 486.50 245.00 26.00 0.00 3991.50
1987 0.50 13.50 23.00 330.50 464.00 716.00 768.50 759.50 568.00 412.50 29.00 0.00 4085.00
1988 4.50 18.50 73.50 197.00 435.00 711.50 848.00 788.00 576.00 469.00 93.50 0.00 4214.50
1989 0.00 22.00 117.00 360.00 468.00 668.50 875.50 762.00 619.50 321.50 43.50 0.00 4257.50
1990 0.50 19.00 109.50 246.00 391.50 718.50 809.00 693.00 609.00 327.50 75.00 0.00 3998.50
1991 0.00 25.00 4.00 115.00 340.50 545.00 799.00 796.00 591.50 402.50 35.00 0.00 3653.50
1992 0.00 3.50 19.00 268.50 479.50 643.50 777.00 711.00 601.00 296.00 0.50 0.00 3799.50
1993 0.00 0.00 26.00 155.50 454.00 556.00 687.50 687.00 517.00 209.00 2.50 0.00 3294.50
1994 0.00 0.00 19.00 122.50 339.50 740.00 837.00 887.00 616.50 235.00 5.00 0.00 3801.50
1995 0.00 24.50 67.50 128.50 308.00 565.00 818.50 863.50 657.50 293.50 78.00 0.00 3804.50
1996 1.50 28.00 53.00 227.50 481.00 714.50 878.00 854.50 548.00 332.00 47.00 f 5.50 4123.50
1997 0.50 6.00 162.50 184.50 594.00 590.00 800.50 444.00 n 707.00 280.50 48.00 i 0.00 p 3325.50
1998 0.00 0.00 39.00 106.50 299.00 0.00 z 855.50 845.50 651.50 261.00 1.50 4.50 3064.00
1999 0.00 a 3.50 d 28.50 i 78.50 j 379.20 c 633.75 b 770.00 809.50 642.41 a 423.84 b 115.00 f 1.50 3663.70
2000 5.37 e 6.50 f 49.37 d 236.50 f 429.00 h 708.10 a 851.00 813.50 699.00 210.00 o 0.00 a 0.00 a 3126.34
2001 0.53 b 1.04 a 92.50 g 212.07 a 585.50 718.97 a 834.42 a 831.66 b 729.31 a 311.00 g 151.61 b 0.00 f 4065.10
2002 0.00 4.00 40.00 271.00 421.50 745.00 862.00 823.00 664.00 267.00 49.50 j 0.00 4097.50
2003 5.50 4.50 43.00 144.50 477.50 667.50 904.50 834.50 693.00 470.50 20.50 1.50 4267.00
2004 6.00 4.00 229.50 201.50 477.50 690.00 856.00 790.00 616.50 284.50 25.00 0.00 4180.50
2005 5.50 0.00 28.50 164.40 e 492.50 676.50 908.00 789.00 551.50 g 373.00 90.50 f 0.00 3437.40
2006 6.50 2.50 22.50 94.00 j 491.50 769.50 915.50 792.50 545.00 244.00 39.00 0.00 3828.50
2007 0.00 e 0.50 90.93 a 159.50 432.50 639.50 836.00 849.50 637.50 312.00 83.50 0.00 4041.43
2008 0.00 2.50 36.50 120.50 300.50 668.00 838.00 762.50 598.00 278.00 36.00 0.00 3640.50
2009 3.50 9.00 41.50 111.50 498.50 550.50 859.50 746.00 587.00 203.50 46.50 m 0.00 3610.50
2010 0.00 0.00 11.50 110.00 261.00 575.00 824.50 775.60 e 628.50 295.00 38.50 0.00 g 3519.60
2011 0.00 a 0.00 g 30.45 c 153.00 e 256.27 a 507.78 c 773.93 b 847.00 596.38 a 249.11 c 3.46 d 0.00 b 3417.37
2012 0.00 a 0.00 b 33.38 e 137.00 f 290.00 g 609.44 c 729.07 d 611.50 f 556.67 c 208.00 31.50 0.00 2168.07
2013 0.00 0.00 0.00 u 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 0.82 5.10 36.81 136.38 352.96 593.79 790.91 745.96 559.98 255.09 24.15 0.30 3403.65
S.D. 1.80 8.71 45.08 74.93 111.13 95.34 58.96 73.65 76.83 80.29 29.09 1.03 456.52
SKEW 2.07 1.84 2.32 0.91 0.20 -0.16 -0.15 -0.07 0.22 0.69 2.19 3.84 0.54
MAX 6.50 35.00 229.50 360.00 594.00 769.50 915.50 887.00 729.31 470.50 151.61 5.50 4267.00
MIN 0.00 0.00 0.00 15.00 129.50 362.50 617.00 601.40 427.50 90.00 0.00 0.00 2790.50
NO YRS 60 58 58 56 57 58 59 57 58 57 53 56 44