WHITE SANDS NATL MON, NEW MEXICO

Monthly Total Heating Degree Days

(299686)

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
1939 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 r 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1940 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
1941 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
1942 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
1943 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
1944 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
1945 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
1946 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 664.00 0.00 z 664.00
1947 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
1948 765.50 g 594.00 529.00 128.00 17.50 0.00 0.00 0.00 24.00 217.52 a 704.50 703.00 2917.52
1949 919.00 626.50 411.50 261.00 13.00 0.00 0.00 0.00 0.50 237.67 a 496.50 829.50 3795.17
1950 684.14 b 514.23 b 405.50 149.00 42.00 0.00 0.00 0.00 3.50 48.00 510.50 735.00 3091.87
1951 778.00 626.50 122.50 s 63.00 20.00 0.00 o 0.00 0.00 0.00 a 107.00 606.67 c 699.50 2900.67
1952 599.50 663.50 588.00 212.07 a 13.29 c 0.00 d 0.00 c 0.00 d 3.50 q 120.00 i 407.00 g 823.50 2899.85
1953 512.00 g 531.00 f 277.50 h 196.73 d 155.52 a 0.00 d 0.00 b 0.00 0.00 a 190.50 522.22 c 973.92 a 2038.89
1954 742.50 493.50 433.48 a 77.00 28.93 a 0.00 f 0.00 a 0.00 0.00 150.35 a 508.00 783.00 3216.77
1955 892.50 716.07 a 387.50 187.76 a 34.00 0.00 a 0.00 0.00 a 0.00 q 120.50 l 495.50 725.50 3438.83
1956 696.00 712.50 416.50 286.50 23.50 0.00 0.00 0.00 0.00 a 160.00 685.00 886.50 3866.50
1957 605.50 338.50 436.00 219.00 61.50 0.00 a 0.00 a 0.00 a 10.00 247.50 612.41 a 764.00 3294.41
1958 849.50 518.50 539.00 236.00 15.50 0.00 b 0.00 0.00 l 11.00 h 173.50 497.50 756.50 3586.00
1959 758.50 574.00 488.00 153.10 a 28.50 0.00 0.00 0.00 1.50 142.00 625.50 774.00 3545.10
1960 896.50 725.00 a 377.00 162.00 40.50 0.00 0.00 0.00 0.00 207.50 519.00 1023.00 3950.50
1961 850.50 560.50 405.00 190.00 14.00 0.00 0.00 a 0.00 6.72 a 174.24 b 582.50 706.28 a 3489.75
1962 875.00 448.00 589.50 123.00 26.50 0.00 0.00 0.00 4.50 158.50 495.00 a 732.00 3452.00
1963 904.50 563.00 422.50 103.50 2.67 b 0.00 b 0.00 0.00 e 1.00 88.50 184.00 o 898.45 c 2984.12
1964 984.50 885.08 d 319.50 m 235.20 e 31.00 c 0.58 d 0.00 a 0.00 b 0.00 147.80 c 514.00 794.63 a 3592.79
1965 729.00 655.50 534.50 159.00 27.50 5.00 0.00 0.00 20.50 195.96 c 397.00 702.00 3425.96
1966 914.00 745.63 a 415.50 148.00 25.00 0.00 0.00 0.00 0.00 214.00 421.50 815.00 3698.63
1967 864.00 562.00 284.50 103.50 82.00 0.00 b 0.00 0.00 5.50 191.17 a 481.00 819.00 3392.67
1968 787.00 531.28 d 438.00 235.34 a 19.12 a 2.00 0.00 0.00 0.00 152.00 528.50 847.00 3540.24
1969 612.50 599.00 583.00 117.50 64.50 0.00 0.00 0.00 0.00 160.50 561.00 708.00 3406.00
1970 790.00 526.00 486.00 258.10 a 49.00 0.00 0.00 0.00 43.39 b 303.05 b 538.89 c 683.00 3677.44
1971 766.50 629.50 465.00 b 253.93 b 44.50 0.00 a 0.00 0.00 a 30.50 183.42 a 525.00 752.00 3650.35
1972 728.00 568.29 c 293.50 169.50 39.50 2.00 0.00 a 0.00 8.79 a 139.50 649.00 732.12 a 3330.20
1973 813.50 581.78 a 469.28 b 294.50 61.50 0.00 a 0.00 0.00 16.00 182.50 443.50 813.50 3676.05
1974 708.00 692.50 297.50 216.50 12.40 a 0.00 0.00 0.00 22.00 144.15 a 546.50 891.25 c 3530.80
1975 767.25 a 566.00 463.40 b 305.50 72.50 0.00 b 0.00 0.00 a 34.50 188.21 c 598.97 a 819.50 3815.83
1976 854.88 e 500.00 438.50 168.50 52.50 0.00 0.00 n 0.00 f 9.83 a 312.58 a 716.00 906.50 3959.30
1977 807.50 602.00 564.50 190.00 21.50 0.00 0.00 0.00 0.00 145.00 460.50 654.00 3445.00
1978 748.00 588.00 361.00 138.50 42.00 0.00 0.00 0.00 17.07 a 151.00 406.50 800.00 3252.07
1979 830.00 570.50 476.00 207.00 54.50 2.50 0.00 0.00 34.00 184.50 478.50 j 814.55 b 3173.55
1980 642.00 547.89 a 481.00 250.50 57.35 a 0.00 0.00 0.00 3.00 295.00 592.50 715.50 3584.74
1981 711.50 553.00 475.00 112.24 a 14.00 0.00 b 0.00 a 0.00 1.50 170.50 492.93 a 672.50 3203.17
1982 710.50 549.50 388.00 128.00 52.00 0.00 0.00 0.00 3.50 219.00 555.00 822.50 3428.00
1983 832.00 574.50 409.00 331.50 90.00 0.00 0.00 0.00 5.00 152.50 469.50 786.00 3650.00
1984 809.50 720.00 445.00 261.00 8.00 0.00 0.00 0.00 10.00 298.00 561.50 715.50 3828.50
1985 829.00 591.00 394.50 118.50 20.50 0.00 0.00 0.00 14.00 175.50 428.50 804.00 3375.50
1986 741.50 445.50 381.50 96.00 27.79 b 2.00 0.00 0.00 10.50 212.00 554.50 791.50 3262.79
1987 827.00 596.50 523.00 255.00 22.00 0.00 0.00 0.00 3.00 81.00 552.00 910.37 a 3769.87
1988 796.50 524.50 440.50 192.50 51.50 3.50 0.00 1.00 12.00 104.00 476.50 836.00 3438.50
1989 806.00 503.50 329.50 92.50 26.50 0.00 0.00 0.00 12.00 174.50 535.00 897.50 3377.00
1990 808.50 618.00 402.50 110.50 42.50 0.00 0.00 0.00 5.50 236.50 504.50 824.00 3552.50
1991 0.00 z 546.50 509.43 a 193.00 34.50 4.50 0.00 0.00 32.50 133.50 639.50 800.50 2893.93
1992 891.50 622.50 447.50 168.00 31.50 0.50 0.00 0.00 2.00 124.50 692.50 799.50 3780.00
1993 695.50 557.00 448.00 224.50 39.00 1.50 0.00 0.00 18.00 228.50 612.00 851.50 3675.50
1994 814.50 640.50 408.00 190.00 41.00 0.00 0.00 0.00 5.50 216.50 535.00 710.00 3561.00
1995 773.50 454.50 374.50 297.00 50.00 0.00 0.00 0.00 30.50 148.00 455.00 731.50 3314.50
1996 761.50 448.50 494.50 229.00 7.00 0.00 0.00 0.00 31.00 193.50 514.50 793.50 3473.00
1997 835.50 601.50 378.50 260.50 10.50 0.00 0.00 0.00 4.50 254.50 570.00 934.00 3849.50
1998 745.00 638.50 488.00 331.50 32.00 5.50 0.00 0.00 0.00 z 147.00 441.50 762.50 3591.50
1999 709.00 541.00 375.50 250.00 47.02 a 4.50 0.00 0.00 16.50 214.00 457.24 a 872.13 a 3486.89
2000 705.00 529.00 436.50 143.28 a 14.47 a 0.00 0.00 a 0.00 18.50 205.00 679.00 817.37 a 3548.11
2001 891.50 565.00 466.50 152.50 24.50 0.50 0.00 0.00 0.50 132.50 453.00 880.40 a 3566.90
2002 776.50 680.50 463.50 68.50 13.00 0.00 0.00 0.00 5.00 199.50 579.00 810.50 3596.00
2003 684.00 550.50 437.00 196.50 26.00 0.00 0.00 0.00 0.00 95.50 467.50 851.00 3308.00
2004 774.00 742.50 332.00 197.50 31.50 0.00 0.00 0.00 12.50 151.50 589.50 609.50 h 2831.00
2005 671.50 527.00 469.00 194.50 45.00 0.00 0.00 0.00 1.50 171.50 493.00 761.00 3334.00
2006 750.00 554.50 369.50 111.00 1.00 0.00 0.00 0.00 23.00 241.00 458.50 849.00 3357.50
2007 851.50 557.00 395.50 202.50 30.00 0.00 0.00 0.00 0.00 170.00 470.50 755.00 3432.00
2008 832.00 572.00 433.50 212.00 63.50 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2113.00
2009 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 22.00 213.00 527.50 865.00 1627.50
2010 852.50 625.00 539.50 149.50 75.50 0.00 0.00 0.00 0.00 149.50 510.00 640.00 3541.50
2011 863.00 575.17 d 295.53 a 134.00 68.00 0.00 0.00 b 0.00 0.00 176.00 542.78 c 933.32 c 3587.80
2012 714.00 619.50 428.50 95.00 39.50 0.00 0.00 0.00 25.00 151.00 460.50 806.00 3339.00
2013 949.50 703.00 340.00 f 4.50 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 1652.50
Period of Record Statistics
MEAN 787.28 586.76 437.03 185.89 37.07 0.56 0.00 0.02 10.37 179.56 535.21 799.44 3521.39
S.D. 84.75 86.57 71.35 66.36 25.07 1.34 0.00 0.13 11.40 53.00 76.83 78.97 192.00
SKEW -0.11 0.46 0.05 0.20 1.85 2.49 0.00 7.68 1.03 0.34 0.55 0.33 0.21
MAX 984.50 885.08 589.50 331.50 155.52 5.50 0.00 1.00 43.39 312.58 716.00 1023.00 3950.50
MIN 599.50 338.50 284.50 63.00 1.00 0.00 0.00 0.00 0.00 48.00 397.00 640.00 3091.87
NO YRS 62 64 61 64 64 62 63 62 60 62 62 63 49