NEEDLES AP, CALIFORNIA

Monthly Total Cooling Degree Days

(046118)

Base Temperature = 65 F

File last updated on Apr 4, 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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 915.50 897.00 669.00 311.50 0.00 c 0.00 2793.00
1949 0.00 0.00 8.00 251.50 375.00 712.00 952.50 826.00 746.00 230.00 50.00 2.50 4153.50
1950 0.00 1.00 51.00 296.00 438.00 677.00 885.50 894.50 576.50 406.00 83.50 0.00 4309.00
1951 0.00 6.22 a 38.50 172.50 452.00 674.50 968.50 784.50 661.50 240.50 0.50 0.00 3999.22
1952 0.00 0.00 11.00 164.50 534.50 632.00 869.00 956.50 671.00 411.50 28.00 0.50 4278.50
1953 0.00 1.50 56.00 170.00 231.50 665.00 958.00 845.50 685.00 272.00 43.00 0.00 3927.50
1954 5.00 27.00 13.50 297.00 548.50 658.50 960.00 815.50 699.00 355.00 27.50 0.00 4406.50
1955 0.00 0.50 35.50 64.50 j 364.00 666.50 830.00 796.00 660.00 388.50 27.50 6.20 a 3774.70
1956 0.00 2.50 57.00 191.50 489.50 757.50 882.00 833.50 762.00 261.50 20.50 0.00 4257.50
1957 0.00 39.50 45.50 180.00 346.00 813.00 960.50 793.50 643.00 178.50 0.00 0.00 3999.50
1958 0.00 4.50 2.50 167.50 590.50 740.00 922.50 964.00 675.50 383.50 38.50 2.00 4491.00
1959 0.00 0.00 50.50 309.50 444.00 848.00 1050.00 831.50 582.50 328.50 3.50 0.50 4448.50
1960 0.00 0.00 84.50 232.00 454.50 865.00 988.50 925.00 694.50 265.50 23.50 0.00 4533.00
1961 0.00 0.50 28.00 216.00 417.00 857.59 a 996.50 879.50 541.00 262.50 7.00 0.00 4205.59
1962 2.00 9.50 28.50 367.00 368.00 698.50 944.50 966.50 724.00 317.50 66.50 0.00 4492.50
1963 0.00 32.50 32.50 107.00 539.50 621.00 980.00 0.00 z 689.00 363.00 40.50 0.00 3405.00
1964 0.00 0.00 37.50 153.50 413.00 671.00 0.00 z 883.00 626.50 455.50 10.00 0.00 3250.00
1965 1.00 6.00 21.50 188.00 339.00 543.00 913.00 896.00 498.50 365.50 36.50 0.00 3808.00
1966 0.00 0.00 77.50 268.00 578.00 741.00 941.00 968.00 712.00 261.00 37.00 5.00 4588.50
1967 0.00 1.50 84.50 34.00 453.00 657.50 996.00 977.50 660.00 386.00 63.00 0.00 4313.00
1968 0.00 41.50 73.00 157.50 496.00 775.00 909.50 788.00 666.00 304.00 21.50 0.00 4232.00
1969 0.00 0.00 57.50 214.00 561.00 673.50 966.00 1036.00 699.50 203.50 25.00 0.00 4436.00
1970 0.00 3.50 24.50 87.00 514.00 759.00 1000.50 934.50 584.00 221.00 23.00 0.00 4151.00
1971 17.00 11.50 97.00 160.00 307.00 714.00 1028.00 838.50 617.50 220.50 11.50 0.00 4022.50
1972 0.00 20.00 232.50 244.50 495.00 768.00 1030.00 853.50 599.50 195.00 0.00 0.00 4438.00
1973 0.00 0.00 0.00 131.00 541.00 777.50 971.50 848.00 603.50 290.00 44.00 0.00 4206.50
1974 0.00 0.00 99.50 165.50 517.00 872.00 900.00 866.00 720.00 327.00 3.00 0.00 4470.00
1975 0.00 0.00 20.00 54.00 397.50 706.00 975.00 888.50 678.50 258.00 31.50 0.50 4009.50
1976 5.00 0.50 20.50 137.50 539.00 708.50 936.00 820.00 522.00 221.50 29.00 0.00 3939.50
1977 0.00 18.00 10.50 274.50 264.50 817.00 976.00 904.00 640.00 126.00 w 34.00 1.00 3939.50
1978 0.00 1.50 80.60 a 138.50 443.00 801.00 979.00 886.00 618.50 422.00 45.00 0.00 4415.10
1979 0.00 0.00 27.00 183.50 472.20 c 725.50 925.00 800.50 782.00 395.50 0.00 b 0.00 i 4311.20
1980 0.00 b 2.50 2.50 183.50 294.00 697.76 a 990.97 a 731.50 f 0.00 z 326.57 b 79.00 8.50 2585.29
1981 0.00 19.50 44.00 343.50 473.35 e 871.50 1014.00 974.00 690.50 214.50 73.45 a 0.00 c 4718.29
1982 0.00 26.00 19.50 186.21 a 439.00 663.00 884.50 877.50 613.50 174.50 3.00 0.00 3886.71
1983 0.00 0.00 33.50 90.50 436.00 678.50 912.00 767.00 716.50 277.00 73.00 0.00 3984.00
1984 0.00 0.00 52.50 187.50 655.50 723.00 901.50 852.00 711.50 190.00 23.00 0.00 4296.50
1985 0.00 5.50 25.00 294.50 521.00 809.50 999.00 930.50 450.50 277.50 26.00 0.00 4339.00
1986 0.00 54.00 171.00 222.00 517.50 829.00 860.00 964.50 302.00 k 117.00 l 24.00 0.00 i 3642.00
1987 0.00 j 3.00 7.50 j 191.00 j 470.00 536.00 i 542.00 k 586.50 k 654.50 401.50 19.00 0.00 j 1548.00
1988 0.00 10.00 76.50 177.00 459.50 763.00 1019.00 822.50 600.00 484.00 91.00 0.00 4502.50
1989 0.00 35.00 178.50 395.50 521.50 763.50 1023.50 871.00 669.50 314.50 42.00 0.00 4814.50
1990 0.00 11.50 125.00 268.50 438.50 795.50 948.50 847.00 686.00 334.50 45.00 0.00 4500.00
1991 0.00 14.00 8.00 0.00 z 380.00 645.00 940.50 912.50 679.00 448.50 63.00 0.00 4090.50
1992 0.00 1.00 10.50 285.50 545.00 721.50 908.50 934.00 731.00 379.50 5.50 0.00 4522.00
1993 0.00 0.00 69.50 234.50 537.50 697.00 877.50 892.00 658.50 320.50 8.50 0.00 4295.50
1994 0.00 0.00 123.50 272.00 469.00 894.50 1001.00 1033.50 745.50 258.00 9.50 0.00 4806.50
1995 0.00 19.00 57.50 188.50 378.50 679.50 978.00 1007.00 786.50 361.50 89.00 2.50 4547.50
1996 1.50 68.00 98.50 315.00 578.50 819.00 1056.00 1001.50 647.00 367.50 42.50 0.00 4995.00
1997 4.50 1.00 181.00 244.50 697.50 740.00 917.50 974.50 726.50 298.50 46.00 0.00 4831.50
1998 0.00 0.00 55.50 127.50 345.00 647.50 1034.50 1009.50 654.00 275.50 7.50 6.00 4162.50
1999 1.00 5.50 82.00 158.00 488.00 749.50 910.50 929.50 723.00 402.50 86.00 0.00 4535.50
2000 14.50 4.00 87.00 386.00 685.00 872.50 1001.00 972.00 703.00 304.50 0.00 0.50 5030.00
2001 0.00 0.50 87.00 194.50 685.00 825.54 b 940.50 979.00 789.50 408.00 106.00 0.00 5015.54
2002 0.00 5.50 52.50 284.50 488.50 843.00 1058.00 934.50 714.50 258.50 28.00 0.00 4667.50
2003 10.00 3.50 56.00 129.50 547.50 793.50 1055.00 941.00 752.00 518.00 4.50 0.00 4810.50
2004 0.00 0.00 48.00 t 248.00 576.50 781.50 977.50 880.50 676.50 322.50 8.50 0.00 4471.50
2005 0.00 0.00 43.00 208.50 603.50 795.50 1106.50 949.50 703.00 377.50 73.00 1.50 4861.50
2006 0.50 15.50 31.50 257.00 687.00 953.00 1113.00 994.50 639.00 260.73 c 64.50 0.00 5016.23
2007 0.00 11.00 174.00 286.00 588.50 821.00 1031.00 1020.00 702.00 301.50 128.00 0.00 5063.00
2008 0.00 1.50 80.00 236.50 425.00 834.50 1022.50 949.50 739.50 370.00 75.50 0.00 4734.50
2009 0.00 0.00 55.00 207.00 715.00 696.50 1065.00 919.00 762.50 249.00 63.50 0.00 4732.50
2010 0.00 0.00 22.00 145.00 379.00 781.50 1064.00 937.50 736.50 327.50 70.00 1.50 4464.50
2011 3.00 0.00 83.00 247.50 394.50 761.50 960.50 1046.50 737.00 371.50 10.00 0.00 4615.00
2012 0.00 5.00 97.50 305.00 636.50 866.50 945.50 1018.50 790.00 381.50 78.00 5.00 5129.00
2013 0.00 0.50 181.50 6.50 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 182.00
Period of Record Statistics
MEAN 1.02 8.49 63.02 213.48 484.05 752.53 968.68 908.69 674.54 318.39 37.53 0.70 4452.01
S.D. 3.14 14.03 50.92 77.20 107.73 80.67 61.26 72.22 69.67 78.08 30.51 1.76 337.53
SKEW 3.82 2.29 1.32 0.15 0.07 0.05 0.14 -0.03 -0.82 0.21 0.72 2.87 0.13
MAX 17.00 68.00 232.50 395.50 715.00 953.00 1113.00 1046.50 790.00 518.00 128.00 8.50 5129.00
MIN 0.00 0.00 0.00 34.00 231.50 543.00 830.00 767.00 450.50 174.50 0.00 0.00 3808.00
NO YRS 64 65 63 61 64 63 63 62 63 63 65 62 54