WALSENBURG 1 NW, COLORADO

Monthly Total Heating Degree Days

(058781)

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
1934 0.00 z 0.00 z 0.00 z 454.50 142.50 0.00 z 0.00 z 2.50 131.00 185.50 582.00 809.50 2307.50
1935 691.00 652.30 a 485.00 f 425.00 369.50 39.00 0.00 c 2.50 111.00 277.97 a 555.50 841.00 3964.76
1936 891.00 912.00 648.00 404.50 0.00 z 0.00 z 0.00 z 0.00 z 125.00 h 372.52 a 716.00 795.15 a 4739.17
1937 1120.50 771.00 792.00 425.00 194.00 105.52 a 0.00 0.00 0.00 z 396.00 0.00 z 0.00 z 3804.02
1938 871.88 c 751.50 663.50 435.50 317.00 48.00 p 24.69 d 9.50 164.42 d 0.00 z 0.00 z 0.00 z 3237.98
1939 0.00 z 0.00 z 0.00 z 479.50 178.00 f 8.00 f 0.00 9.00 0.00 z 0.00 z 0.00 z 758.50 1247.00
1940 1216.50 910.00 702.00 505.50 226.50 45.00 2.00 10.50 73.00 240.50 787.00 635.00 g 4718.50
1941 892.00 671.00 784.50 501.00 182.50 100.00 0.50 0.50 0.00 z 255.23 a 701.50 1089.00 5177.73
1942 1209.00 1056.74 a 800.50 470.50 0.00 z 45.50 6.00 0.00 16.00 0.00 z 392.50 f 714.55 a 4318.79
1943 0.00 z 0.00 z 0.00 z 50.00 h 286.50 36.50 0.00 0.50 84.50 408.00 647.50 942.00 2405.50
1944 958.50 835.50 794.50 634.50 202.00 37.50 0.00 9.50 68.50 317.00 662.50 923.00 5443.00
1945 895.00 773.00 646.50 588.00 224.50 98.00 7.00 10.50 140.17 a 311.55 a 583.50 983.50 5261.22
1946 995.00 736.50 627.00 265.50 304.83 a 32.50 3.50 7.00 68.00 387.00 827.07 a 711.50 4965.40
1947 996.50 882.00 824.00 510.00 230.50 71.50 3.10 a 2.50 76.00 283.00 805.00 905.20 a 5589.30
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 8.50 95.00 457.00 869.50 972.37 a 2402.37
1949 1310.50 933.00 773.50 563.50 281.07 a 128.50 11.00 27.00 186.50 557.00 451.00 850.00 6072.57
1950 831.50 637.50 726.00 382.00 281.00 47.50 12.50 19.00 131.50 124.50 596.00 766.00 4555.00
1951 980.50 736.50 807.00 590.50 238.00 129.00 2.50 5.50 106.50 421.50 767.50 924.50 5709.50
1952 829.50 828.00 848.00 501.50 244.00 10.50 10.50 1.50 93.50 350.00 865.50 939.50 5522.00
1953 701.50 808.00 611.50 541.50 370.97 a 19.00 5.00 10.00 41.50 349.00 612.50 984.00 5054.47
1954 762.50 552.00 850.00 288.50 274.00 37.00 1.50 2.50 54.50 338.50 574.00 810.50 4545.50
1955 947.50 950.50 719.50 432.50 236.00 101.50 0.00 a 8.50 95.50 317.50 732.41 a 370.50 m 4541.41
1956 902.00 1006.71 a 735.50 529.50 130.50 0.00 2.50 16.50 36.50 285.00 804.00 870.00 5318.71
1957 972.50 594.00 755.88 a 637.00 344.00 76.50 0.00 d 1.50 120.00 352.00 893.28 a 772.00 5518.66
1958 976.00 710.00 995.50 607.50 159.50 8.00 8.50 4.00 66.72 a 362.50 650.69 a 855.50 5404.41
1959 1002.50 842.00 780.00 532.50 223.00 25.00 0.50 1.50 161.00 469.50 739.00 884.00 5660.50
1960 1095.50 1190.50 805.00 432.50 251.50 32.50 13.00 5.50 107.00 424.00 648.00 989.50 5994.50
1961 949.50 806.00 770.50 548.00 230.50 43.00 16.53 a 6.50 185.00 410.00 797.50 1087.50 5850.53
1962 1194.00 729.00 862.00 443.50 166.50 71.00 4.00 3.00 77.50 275.50 640.00 872.00 5338.00
1963 1265.83 a 775.50 762.00 375.50 144.50 26.00 0.00 a 5.50 30.00 200.50 594.00 1013.00 5192.33
1964 1046.00 1139.50 927.50 536.00 218.00 53.00 0.00 19.00 125.50 355.00 721.00 939.00 6079.50
1965 839.50 900.00 1092.50 429.50 247.50 68.50 8.50 15.00 201.00 312.00 528.50 789.00 5431.50
1966 1115.00 929.50 632.50 488.50 151.50 19.00 0.00 17.00 62.00 356.00 564.50 978.50 5314.00
1967 901.50 813.50 561.00 427.00 310.50 55.00 4.00 25.50 114.00 310.00 683.50 1145.00 5350.50
1968 943.00 836.50 737.00 609.00 312.00 33.00 3.50 30.00 112.00 305.00 772.50 942.00 5635.50
1969 800.00 805.00 1066.00 421.00 206.50 106.50 0.00 0.00 54.50 607.00 704.50 916.50 5687.50
1970 1003.50 748.00 899.00 604.50 184.50 75.50 0.00 0.00 164.00 552.50 708.50 822.00 5762.00
1971 884.50 891.50 748.50 508.50 307.50 27.50 7.00 5.00 206.00 432.50 696.50 964.50 5679.50
1972 949.50 721.50 586.50 428.50 259.00 1.50 18.00 17.50 67.50 373.00 978.50 1038.50 5439.50
1973 1067.00 813.00 813.50 686.00 286.00 59.00 7.50 5.00 171.00 346.00 641.00 989.00 5884.00
1974 1132.00 864.00 595.50 517.50 142.08 a 53.00 2.00 29.97 a 199.50 368.38 a 767.59 a 1107.98 b 5779.50
1975 999.50 912.00 789.50 561.72 a 290.76 b 58.50 1.00 4.00 178.00 315.50 784.14 a 852.50 5747.12
1976 979.50 709.50 743.50 487.00 288.00 42.50 0.00 3.50 157.50 535.50 801.50 964.50 5712.50
1977 1075.00 805.50 817.00 479.00 186.50 2.00 0.00 7.00 47.00 301.00 638.50 773.50 5132.00
1978 1058.50 883.00 647.68 c 404.46 b 325.00 82.50 0.00 25.50 113.00 354.36 b 727.50 1197.00 5818.50
1979 1078.00 f 817.70 a 739.00 480.50 317.00 99.50 0.00 28.00 86.00 344.00 939.00 886.00 4736.70
1980 1028.00 766.50 777.58 a 556.50 295.50 8.04 b 0.00 0.00 55.50 395.50 686.50 634.00 5203.62
1981 825.00 752.50 755.00 306.00 229.50 18.00 0.00 15.00 43.00 333.50 529.00 840.00 4646.50
1982 943.00 870.50 679.50 487.00 259.50 64.00 0.00 1.00 100.50 408.00 727.50 941.50 5482.00
1983 885.00 731.50 770.50 638.00 321.00 98.00 0.00 0.00 82.50 308.00 678.50 1255.00 5768.00
1984 1026.00 813.50 795.50 560.50 151.00 41.50 0.00 0.00 115.50 529.00 633.00 823.50 5489.00
1985 1132.50 909.00 679.00 401.50 193.50 35.00 0.00 0.00 177.50 357.00 750.52 a 999.50 5635.02
1986 688.00 738.50 528.50 412.00 237.00 43.00 0.50 0.50 90.50 436.50 691.50 987.00 4853.50
1987 964.50 808.50 796.50 403.50 215.50 7.00 3.50 32.00 105.00 343.00 716.50 992.50 5388.00
1988 1114.50 835.50 783.00 410.50 246.50 28.00 2.00 3.50 126.00 275.00 660.50 943.00 5428.00
1989 889.50 1040.50 498.50 381.50 169.00 86.50 0.00 2.50 123.00 354.00 581.50 1067.50 5194.00
1990 856.50 798.00 661.00 416.00 295.00 10.50 16.50 8.50 56.00 329.50 555.50 1074.00 5077.00
1991 1005.50 664.50 684.00 452.00 145.00 25.50 7.00 5.50 95.00 358.00 830.50 935.50 5208.00
1992 879.00 723.00 655.00 314.00 168.00 64.50 6.00 30.50 57.50 283.50 913.00 952.50 5046.50
1993 953.00 892.50 692.50 469.50 219.00 46.50 0.00 18.00 113.00 412.50 812.50 873.00 5502.00
1994 887.00 781.50 629.50 440.50 174.50 0.00 1.50 1.50 64.50 377.00 705.00 774.00 4836.50
1995 887.00 647.00 674.50 572.50 370.50 99.00 18.00 0.00 148.50 341.50 573.50 861.00 5193.00
1996 969.50 724.50 744.50 416.00 101.00 17.00 0.00 3.00 130.50 353.00 611.50 836.50 4907.00
1997 994.00 866.00 599.00 611.00 235.50 36.00 0.50 10.00 49.50 383.50 792.50 1072.00 5649.50
1998 838.00 812.50 764.50 554.00 159.00 62.00 0.00 3.00 16.00 338.50 544.00 908.00 4999.50
1999 774.00 581.00 568.50 570.00 268.50 63.50 1.50 1.00 145.00 338.50 421.00 890.50 4623.00
2000 804.50 612.00 689.50 360.00 137.50 23.00 0.00 0.00 86.00 380.00 879.50 978.00 4950.00
2001 995.50 740.50 691.00 355.00 188.00 13.00 0.00 0.00 42.50 286.50 579.00 890.00 4781.00
2002 955.00 797.50 759.50 300.00 155.00 4.00 0.00 0.00 87.00 499.00 691.00 921.50 5169.50
2003 731.50 922.50 661.50 376.50 166.50 62.00 0.00 8.00 115.50 224.00 642.50 858.00 4768.50
2004 858.50 938.00 470.00 484.00 127.00 50.50 12.00 14.50 98.00 332.00 753.50 869.00 5007.00
2005 803.00 766.00 749.50 470.00 221.00 40.71 b 0.00 9.50 38.00 323.50 560.50 911.00 4892.71
2006 776.03 a 795.00 690.00 277.50 159.50 5.00 0.00 6.00 173.00 368.00 0.00 z 0.00 z 3250.03
2007 0.00 z 0.00 z 0.00 z 0.00 z 251.50 60.50 0.00 2.50 70.50 297.00 645.50 1075.50 2403.00
2008 1126.50 877.00 812.00 558.00 303.50 32.50 2.00 38.00 120.50 374.00 614.00 999.50 5857.50
2009 924.00 688.00 662.00 561.50 179.50 80.50 11.00 7.50 152.50 647.00 614.00 1173.50 5701.00
2010 956.00 1014.50 814.00 471.50 323.00 34.00 3.00 4.50 36.50 337.00 729.00 842.00 5565.00
2011 1031.00 970.15 a 637.00 442.50 334.00 13.00 0.00 0.00 106.50 378.50 622.50 1102.00 5637.15
2012 778.00 904.00 505.00 376.00 199.50 4.50 1.50 1.50 118.00 428.50 542.50 952.00 4811.00
2013 1037.50 944.00 781.00 35.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 33.50 z 2762.50
Period of Record Statistics
MEAN 953.63 818.22 731.61 473.40 233.16 47.02 3.59 8.34 102.91 360.87 689.83 927.04 5354.98
S.D. 133.29 122.00 114.89 93.19 66.88 32.54 5.44 9.38 47.39 88.73 113.58 118.10 391.15
SKEW 0.31 0.42 0.44 -0.06 0.17 0.59 1.81 1.38 0.30 0.70 0.24 0.30 -0.26
MAX 1310.50 1190.50 1092.50 686.00 370.97 129.00 24.69 38.00 206.00 647.00 978.50 1255.00 6079.50
MIN 688.00 552.00 470.00 265.50 101.00 0.00 0.00 0.00 16.00 124.50 421.00 634.00 4545.50
NO YRS 74 75 74 76 75 74 76 78 75 76 74 74 64