CONCHAS DAM, NEW MEXICO

Monthly Total Heating Degree Days

(292030)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201209
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
1936 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 336.00 k 750.72 a 750.72
1937 1030.00 640.77 b 654.50 251.50 48.05 a 17.50 0.00 0.00 8.50 154.00 541.00 816.00 4161.82
1938 843.20 a 660.00 403.00 261.00 76.50 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 2243.70
1939 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
1940 0.00 z 0.00 z 21.50 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 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 17.00 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 0.00 z 0.00 z 0.00
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 958.00 792.50 735.50 139.50 62.00 0.00 0.00 a 0.00 5.50 163.50 591.00 687.17 a 4134.67
1949 1078.00 689.50 490.00 298.00 61.45 c 7.50 0.00 b 0.00 b 6.21 a 226.00 333.00 806.50 3996.15
1950 695.00 528.50 498.50 224.00 50.00 7.00 0.00 0.00 21.00 16.50 473.50 666.00 3180.00
1951 861.00 629.00 558.00 324.50 92.00 19.50 0.00 0.00 35.00 166.50 590.50 773.50 4049.50
1952 698.50 580.00 561.50 229.00 45.50 0.00 e 0.00 0.00 14.50 136.50 618.00 800.00 3683.50
1953 533.50 631.56 a 357.50 219.50 154.50 0.00 0.00 0.00 0.50 157.00 445.50 522.50 k 2499.56
1954 698.07 d 399.00 501.00 86.00 91.50 0.00 0.00 0.00 5.00 151.50 399.00 652.50 2983.57
1955 782.50 674.00 458.50 213.50 53.50 8.00 0.00 0.00 16.55 a 100.00 461.00 618.00 3385.55
1956 660.00 706.50 404.50 210.50 9.30 a 0.00 0.00 3.50 1.50 98.00 528.62 a 683.00 3305.42
1957 729.00 380.50 441.00 296.00 75.50 6.00 0.00 0.00 3.00 216.50 635.50 594.00 3377.00
1958 796.00 549.50 695.50 317.00 27.00 0.00 0.00 0.00 10.50 200.00 420.00 691.00 3706.50
1959 911.50 633.50 460.50 283.00 41.50 0.00 0.00 0.00 a 20.00 207.50 514.00 705.50 3777.00
1960 850.90 b 765.00 500.50 167.50 45.50 0.00 1.50 0.00 4.00 168.00 448.50 882.50 3833.90
1961 839.50 614.50 491.00 290.00 42.50 2.00 0.00 0.00 34.00 162.50 582.00 818.00 3876.00
1962 926.50 486.50 590.50 168.00 20.00 5.00 0.00 0.00 9.00 100.50 413.50 681.00 3400.50
1963 1000.00 571.00 464.50 143.50 35.00 0.00 0.00 0.00 0.00 35.00 410.00 834.50 3493.50
1964 782.00 876.00 573.00 227.00 30.00 4.00 0.00 0.00 17.50 87.00 469.00 690.00 3755.50
1965 661.00 651.50 697.50 177.00 60.00 1.00 0.00 0.00 39.50 136.50 324.00 651.00 3399.00
1966 930.00 708.50 406.50 174.00 42.00 1.50 0.00 8.50 0.00 167.50 361.50 799.50 3599.50
1967 714.00 589.50 294.00 115.50 80.00 0.50 0.00 2.00 10.00 110.50 454.50 868.00 3238.50
1968 740.00 623.50 560.50 337.50 103.50 0.00 4.13 a 0.00 17.50 167.50 565.50 821.00 3940.63
1969 685.00 646.00 792.50 200.50 73.50 24.00 0.00 0.00 2.00 339.00 536.50 726.50 4025.50
1970 874.00 590.00 669.50 325.50 67.00 14.50 0.00 0.00 84.50 342.50 531.00 681.00 4179.50
1971 834.00 689.00 527.50 277.50 84.50 0.00 4.50 0.50 125.50 240.50 489.00 825.50 4098.00
1972 799.50 629.00 359.50 184.00 65.00 0.00 8.50 3.50 28.00 247.50 768.00 890.50 3983.00
1973 962.00 722.50 584.50 466.00 123.00 0.50 2.00 2.50 48.00 148.00 434.50 795.00 4288.50
1974 897.50 672.00 333.50 194.50 3.50 0.00 0.00 1.00 80.50 128.50 485.00 817.50 3613.50
1975 791.00 668.00 468.50 278.00 62.50 13.50 0.00 0.00 53.50 118.50 474.00 673.00 3600.50
1976 754.00 442.50 438.00 148.50 79.50 0.00 0.00 0.00 23.50 292.50 620.50 743.50 3542.50
1977 935.00 558.00 504.00 196.50 9.00 0.00 0.00 0.00 0.00 83.00 404.50 577.50 3267.50
1978 900.00 707.50 421.00 87.50 95.00 6.50 0.00 0.00 32.50 101.04 d 280.50 l 451.50 o 2351.04
1979 694.00 j 414.50 i 459.50 222.50 72.00 24.50 0.00 0.00 a 17.00 107.50 654.00 667.00 2224.00
1980 762.50 622.46 a 478.20 d 277.50 80.00 0.00 0.00 0.00 24.00 250.50 566.00 621.00 3682.17
1981 725.50 574.54 b 526.00 137.00 75.50 0.00 0.00 0.00 23.50 204.00 360.50 717.65 a 3344.19
1982 811.50 679.00 471.00 263.50 89.50 5.50 0.00 0.00 33.00 263.00 600.50 860.50 4077.00
1983 854.00 734.00 538.50 400.50 139.00 35.00 0.00 0.00 23.50 148.00 303.50 i 621.00 m 2872.50
1984 646.00 j 514.50 f 551.69 d 329.00 56.00 4.50 0.00 0.00 86.50 329.00 515.69 a 810.50 2682.87
1985 954.00 768.50 455.50 178.00 53.50 10.50 0.00 0.00 77.00 216.00 359.00 i 846.50 3559.50
1986 655.13 a 593.50 324.50 140.00 72.50 12.00 0.00 0.00 12.00 254.00 596.00 839.00 3498.63
1987 891.00 594.50 587.50 236.90 a 65.50 9.50 0.00 6.50 6.50 146.00 536.50 911.83 b 3992.22
1988 953.00 650.50 527.00 266.00 78.00 4.00 0.00 5.50 31.00 123.00 437.00 841.50 3916.50
1989 794.50 768.50 339.00 187.50 34.00 14.50 0.00 0.00 56.50 186.00 442.00 965.50 3788.00
1990 867.50 666.00 548.00 242.00 116.50 0.00 0.00 1.00 13.50 187.00 437.50 970.50 4049.50
1991 937.00 518.00 449.00 207.00 50.50 0.00 0.00 0.00 49.00 191.50 669.83 a 815.50 3887.33
1992 870.00 563.00 385.00 149.00 71.00 8.50 0.00 0.00 4.00 116.00 674.50 887.50 3728.50
1993 885.50 713.50 463.00 232.00 52.50 0.00 0.00 0.00 13.50 234.00 670.50 763.00 4027.50
1994 802.50 703.50 471.00 263.50 69.50 0.00 0.00 0.00 8.50 185.00 520.00 659.50 3683.00
1995 814.00 484.50 493.50 318.50 86.50 0.00 0.00 0.00 47.00 150.50 383.00 726.50 3504.00
1996 810.50 571.00 548.50 212.00 10.00 0.00 0.00 0.00 48.50 236.50 491.00 771.50 3699.50
1997 938.50 699.50 389.50 413.00 54.00 2.50 0.00 0.00 32.50 191.00 578.50 941.50 4240.50
1998 709.00 620.50 576.50 323.00 5.00 0.00 0.00 0.00 0.00 141.00 390.00 688.50 3453.50
1999 697.00 487.41 a 478.50 301.50 100.00 0.50 0.00 0.00 49.00 168.50 340.00 812.00 3434.41
2000 679.50 456.00 429.50 174.00 42.50 0.00 0.00 0.00 29.50 247.50 718.00 882.50 3659.00
2001 955.50 592.50 526.00 129.00 69.50 0.00 0.00 0.00 2.00 167.00 423.00 722.50 3587.00
2002 739.50 640.50 515.00 125.00 20.00 0.00 0.00 0.00 12.50 256.50 537.00 773.00 3619.00
2003 667.50 644.50 399.50 144.50 26.00 3.00 0.00 0.00 8.00 84.50 435.50 685.00 3098.00
2004 725.50 732.50 340.50 255.50 46.00 0.00 4.50 0.00 28.50 146.50 571.00 747.00 3597.50
2005 667.50 582.81 a 566.00 209.00 111.00 0.00 0.00 1.50 13.00 158.00 399.50 769.00 3477.31
2006 615.00 577.50 434.00 0.00 z 29.00 0.00 0.00 0.00 32.00 214.00 438.50 787.50 3127.50
2007 972.50 602.50 348.50 278.00 51.00 0.00 0.00 0.00 1.50 99.00 427.50 774.50 3555.00
2008 829.00 580.50 457.00 234.83 a 78.00 0.00 0.00 0.00 0.00 153.00 443.00 783.00 3558.33
2009 706.00 459.50 380.00 216.50 32.50 0.00 0.00 0.00 33.50 286.00 379.50 941.50 3435.00
2010 822.00 825.50 510.00 178.50 50.00 h 0.00 f 0.00 0.00 0.00 95.50 473.00 639.00 3543.50
2011 790.50 760.00 355.43 b 123.10 a 91.00 0.00 0.00 0.00 9.00 171.00 483.00 995.50 3778.53
2012 671.15 a 655.00 325.50 121.50 45.47 a 0.00 a 0.00 a 0.00 a 18.00 e 0.00 z 0.00 z 0.00 z 1836.62
Period of Record Statistics
MEAN 811.14 628.11 485.73 227.29 61.85 4.14 0.38 0.54 24.25 173.48 498.61 772.01 3688.55
S.D. 113.24 98.59 103.21 78.44 31.38 7.19 1.39 1.58 25.05 68.30 100.37 97.90 304.64
SKEW 0.05 -0.20 0.58 0.55 0.43 2.22 4.21 3.46 1.71 0.40 0.50 0.20 -0.01
MAX 1078.00 876.00 792.50 466.00 154.50 35.00 8.50 8.50 125.50 342.50 768.00 995.50 4288.50
MIN 533.50 380.50 294.00 86.00 3.50 0.00 0.00 0.00 0.00 16.50 324.00 577.50 2983.57
NO YRS 65 65 67 66 66 66 67 67 66 65 62 63 57