WRAY, COLORADO

Monthly Total Heating Degree Days

(059243)

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
1893 0.00 z 0.00 z 0.00 z 526.67 c 328.50 35.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 890.17
1894 0.00 z 0.00 z 0.00 z 0.00 z 67.37 e 21.96 b 1.60 b 14.43 b 58.39 b 179.59 b 527.07 a 884.00 f 870.41
1895 1180.50 1191.00 832.50 325.50 232.00 g 90.60 e 54.50 h 16.00 0.00 z 478.50 725.50 g 1079.50 5194.10
1896 998.00 818.00 887.00 376.50 129.17 a 16.50 0.00 7.00 127.00 f 483.00 1034.50 834.00 5583.67
1897 1184.00 892.00 849.00 480.00 95.50 43.50 3.50 1.00 42.50 425.50 812.50 1194.53 a 6023.53
1898 1119.50 870.00 893.00 425.00 275.00 38.00 0.00 0.00 173.00 588.00 978.00 1237.50 6597.00
1899 1194.00 1397.50 965.50 409.50 160.00 14.00 5.50 0.00 72.00 477.50 643.50 1101.00 6440.00
1900 953.50 1052.50 735.00 467.00 120.50 0.50 0.00 2.00 133.50 326.00 784.00 980.50 5555.00
1901 1093.50 1093.50 858.00 498.50 149.50 14.50 0.00 0.00 108.50 344.00 641.00 1089.50 5890.50
1902 1125.00 937.50 740.50 399.50 110.00 30.00 2.50 0.00 150.50 370.50 745.50 1194.50 5806.00
1903 1018.50 1204.50 839.50 456.50 231.00 111.00 9.50 3.00 139.00 400.50 765.50 975.50 6154.00
1904 1157.50 901.00 721.50 466.50 205.50 52.00 7.50 6.00 70.50 339.00 659.50 934.50 5521.00
1905 1202.50 1214.00 660.00 519.50 259.50 5.50 14.50 0.00 45.50 544.00 685.50 1077.00 6227.50
1906 994.50 802.00 1129.50 365.00 194.00 51.00 9.00 9.50 87.00 478.95 a 801.00 874.50 5795.95
1907 1160.50 799.00 556.50 591.00 379.00 46.00 0.00 6.00 91.55 a 330.50 820.50 1066.00 5846.55
1908 1028.50 971.50 708.00 423.00 288.00 35.50 10.50 3.00 92.50 489.00 808.00 1222.50 6080.00
1909 1131.00 962.00 874.00 561.50 254.50 45.00 0.00 1.50 92.00 399.50 728.50 1463.50 6513.00
1910 1212.00 978.50 436.50 357.50 260.50 15.00 0.00 23.00 53.50 286.50 471.50 i 967.00 4590.00
1911 951.00 936.00 607.50 475.50 203.00 1.00 3.00 15.50 36.00 572.00 897.00 1228.50 5926.00
1912 1344.00 997.50 1221.50 468.50 172.50 51.50 0.00 7.00 256.00 424.00 704.00 1061.00 6707.50
1913 1181.00 1161.00 830.00 407.00 183.50 49.00 0.00 0.00 195.00 509.50 660.00 1184.50 6360.50
1914 885.00 1013.50 795.00 416.00 193.50 1.00 0.00 0.00 40.50 364.50 616.00 1343.00 5668.00
1915 1260.00 849.33 a 0.00 z 0.00 z 296.05 a 66.50 23.00 22.50 108.50 285.00 677.59 a 1107.00 4695.47
1916 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 148.00 492.50 925.34 a 0.00 z 1565.84
1917 0.00 z 0.00 z 0.00 z 580.00 390.50 86.50 0.00 7.00 96.50 573.50 606.50 1159.50 3500.00
1918 1423.00 886.00 588.50 634.62 d 164.50 14.00 6.09 c 0.00 197.00 337.50 0.00 z 0.00 z 4251.21
1919 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 1149.67 b 1149.67
1920 972.00 914.50 748.50 700.50 207.50 52.50 0.00 20.00 46.15 d 284.00 g 666.50 f 977.02 a 4638.67
1921 587.50 i 708.30 a 573.50 475.00 183.42 a 14.50 0.00 c 0.00 z 0.00 z 96.50 g 562.00 g 859.50 f 1954.71
1922 1221.63 d 1008.00 a 744.50 498.50 0.00 z 5.50 m 16.53 a 0.00 z 0.00 z 0.00 z 853.50 0.00 z 4342.66
1923 1084.50 686.50 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 i 2.50 0.00 z 0.00 z 0.00 z 0.00 z 1087.00
1924 0.00 z 0.00 z 0.00 z 469.50 353.50 54.50 0.00 z 16.00 f 160.00 322.18 c 132.50 y 1539.67 d 2899.35
1925 1401.00 650.50 f 451.00 j 460.34 a 210.00 6.00 0.00 0.00 z 0.00 z 0.00 z 775.00 0.00 z 2852.34
1926 0.00 z 0.00 z 0.00 z 0.00 z 158.50 44.50 0.00 0.00 118.97 a 382.85 a 915.00 1139.50 2759.32
1927 981.00 874.00 897.00 423.00 158.00 88.50 1.50 10.50 140.50 245.50 621.50 1258.50 5699.50
1928 918.00 866.00 634.50 390.00 143.50 80.00 0.00 10.00 140.50 415.00 781.50 1130.50 5509.50
1929 1237.00 1197.00 739.50 464.00 254.50 48.50 1.00 0.00 225.00 356.00 1094.00 1039.50 6656.00
1930 1614.50 707.00 895.50 332.50 312.50 48.00 3.50 0.00 97.50 453.00 871.55 a 1169.73 a 6505.29
1931 1039.00 801.00 910.50 494.50 290.00 3.50 3.50 1.50 53.50 367.41 d 766.00 1082.50 5812.91
1932 1224.50 818.13 c 986.50 383.50 121.50 10.50 0.00 3.50 98.50 501.50 703.00 1361.50 6212.63
1933 984.50 1057.00 679.50 475.50 279.50 5.50 0.00 17.50 52.50 367.00 683.50 863.00 5465.00
1934 915.00 851.50 712.50 405.00 73.50 1.00 0.00 22.00 179.50 330.00 768.50 1108.00 5366.50
1935 1079.00 871.00 729.00 619.50 452.50 90.00 0.00 a 15.00 120.50 476.00 909.50 1085.00 6447.00
1936 1237.00 1372.50 768.50 522.50 177.00 50.50 4.00 4.50 134.00 545.50 787.00 1072.00 6675.00
1937 1683.00 997.50 947.50 517.00 199.50 115.50 0.00 0.00 78.00 446.00 858.50 1185.50 7028.00
1938 1098.00 930.50 684.50 497.50 277.50 33.50 0.00 0.52 a 80.00 304.00 978.50 1135.00 6019.52
1939 1080.00 1216.50 815.50 534.00 148.00 43.00 0.00 17.00 83.50 376.50 750.50 883.50 5948.00
1940 1472.00 886.00 708.50 480.50 172.00 39.50 7.00 2.00 65.00 291.00 883.50 1046.00 6053.00
1941 1073.50 906.00 881.00 480.52 a 115.00 41.67 c 7.15 e 0.50 143.50 403.00 708.00 1022.50 5782.34
1942 1296.50 1125.00 825.50 323.79 a 241.50 41.00 0.50 0.00 162.00 418.50 729.00 968.50 6131.79
1943 1084.00 709.00 921.50 304.00 333.00 67.50 0.00 z 0.00 z 0.00 z 432.00 721.00 1037.00 5609.00
1944 1132.50 1035.50 986.50 634.50 174.00 51.21 a 0.00 6.00 74.50 393.70 a 764.50 1105.00 6357.91
1945 1074.50 872.00 652.00 593.50 258.33 a 135.00 0.50 13.00 220.00 409.50 750.00 1230.00 6208.33
1946 1069.50 e 821.50 655.00 308.00 328.00 66.50 0.00 23.00 88.50 442.27 a 921.00 899.00 5622.27
1947 1037.50 999.00 883.50 503.00 212.00 67.50 0.00 0.00 60.50 240.50 908.50 1038.50 5950.50
1948 1103.00 1053.50 972.00 291.00 102.50 j 34.00 0.00 1.00 50.00 425.50 871.03 a 1127.50 5928.53
1949 1507.50 969.50 612.00 f 234.50 h 135.00 30.00 0.00 39.50 198.50 607.00 616.00 1095.85 a 5198.85
1950 1260.50 768.50 856.00 510.00 295.02 a 24.50 5.00 0.00 g 116.50 j 199.00 826.15 d 995.10 a 5739.77
1951 1121.50 887.00 900.00 555.00 164.30 a 112.50 16.00 11.76 b 131.50 459.00 828.00 1204.50 6391.06
1952 1031.00 878.00 962.50 455.50 199.00 1.00 5.00 0.00 48.50 410.50 916.50 1232.52 b 6140.02
1953 869.00 887.92 b 426.50 g 590.50 273.50 11.00 0.00 2.50 52.00 299.00 722.50 1088.50 4796.42
1954 1126.00 626.00 919.50 329.00 301.50 48.00 2.00 0.00 a 52.00 468.00 719.50 0.00 z 4591.50
1955 1229.00 1084.50 870.50 357.50 138.98 a 82.50 0.00 b 2.00 127.50 394.00 965.00 1073.00 6324.48
1956 1092.00 1124.50 779.50 539.50 99.00 0.00 0.00 7.50 i 72.50 312.00 410.00 q 551.00 m 4019.00
1957 1336.00 791.50 863.87 a 587.00 270.00 27.50 f 0.00 2.00 i 156.00 462.50 875.00 906.00 6247.87
1958 1114.34 c 935.00 1135.00 554.00 110.50 33.00 2.00 3.50 93.00 410.50 808.00 1077.00 6275.84
1959 0.00 z 0.00 z 568.00 h 532.50 186.50 7.50 b 2.50 0.00 171.00 532.50 879.00 915.00 3226.50
1960 1288.50 1267.50 976.00 367.00 203.00 36.50 2.00 7.00 88.50 319.82 a 715.50 1036.00 6307.32
1961 1058.00 758.50 723.50 555.00 237.50 17.50 0.00 a 0.00 194.50 388.00 855.50 1149.00 5937.00
1962 1270.00 833.00 875.50 367.00 83.50 42.50 0.00 1.00 106.00 299.50 642.50 902.00 5422.50
1963 1382.50 699.00 686.00 354.50 106.00 4.00 0.00 0.00 31.50 0.00 z 654.50 1135.00 5053.00
1964 965.50 976.00 887.50 445.00 155.50 40.50 0.00 j 12.50 85.50 346.50 707.00 1021.50 5643.00
1965 903.00 955.50 1099.00 300.50 124.00 14.00 0.00 2.50 257.50 258.00 604.50 928.50 5447.00
1966 1271.00 1010.00 641.50 496.50 119.00 25.00 0.00 15.50 69.00 364.00 689.00 1075.50 5776.00
1967 914.00 781.50 596.50 346.00 309.50 38.50 0.00 6.50 72.50 324.00 758.00 1166.50 5313.50
1968 1054.50 837.50 622.00 471.00 284.50 12.50 0.00 16.50 73.50 272.00 770.50 1218.50 5633.00
1969 1097.50 854.50 959.00 315.54 b 0.00 z 57.78 c 0.00 e 1.00 12.00 605.00 713.50 987.00 5602.81
1970 1054.50 712.00 917.50 493.50 101.00 50.50 0.00 0.00 139.50 470.50 733.50 997.00 5669.50
1971 1108.50 941.00 761.50 406.50 224.50 8.50 3.00 0.00 182.68 b 364.00 737.50 1004.00 5741.68
1972 1101.00 786.50 544.00 374.00 200.50 3.50 17.00 11.00 84.00 371.50 966.00 1295.00 5754.00
1973 1136.00 844.00 696.00 516.50 197.00 28.50 6.50 0.00 152.50 317.50 760.00 1017.50 5672.00
1974 1257.00 781.50 599.00 354.50 80.50 26.00 0.00 3.50 146.50 249.00 724.50 982.50 5204.50
1975 968.00 916.50 795.50 410.50 175.50 28.00 1.00 2.50 118.00 274.50 802.50 919.50 5412.00
1976 996.50 650.00 691.00 328.00 178.00 13.50 0.00 0.00 z 0.00 z 606.50 945.50 0.00 z 4409.00
1977 1391.50 0.00 z 905.50 462.00 165.00 0.00 0.00 1.00 28.97 a 293.00 749.50 980.00 4976.47
1978 1368.50 1149.00 700.50 381.72 a 249.55 a 45.50 0.00 15.50 57.00 383.00 863.50 1282.50 6496.27
1979 1497.50 895.42 d 721.78 a 414.00 239.00 43.50 0.00 13.00 36.00 262.50 920.00 c 849.92 a 5892.62
1980 1191.95 a 908.50 881.50 519.00 214.23 c 3.00 0.00 0.00 18.00 128.00 m 162.00 s 0.00 z 3736.18
1981 854.00 772.00 722.50 119.00 i 107.00 j 5.56 c 0.00 0.00 8.00 0.00 z 0.00 z 0.00 z 2362.06
1982 686.00 f 706.50 551.00 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 1257.50
1983 986.12 b 705.50 766.73 a 592.24 a 227.00 42.50 0.00 z 0.00 50.00 263.00 771.00 1468.50 5872.60
1984 1152.50 818.50 770.50 588.00 137.00 30.50 0.00 0.00 138.50 446.00 690.50 1078.50 5850.50
1985 1203.00 1043.50 648.93 a 317.50 109.50 42.50 0.00 0.50 197.00 0.00 z 0.00 z 0.00 z 3562.43
1986 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
1987 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 428.50 741.50 1080.50 2250.50
1988 1325.25 a 0.00 z 0.00 z 494.48 a 160.50 4.00 1.00 3.50 101.50 0.00 z 0.00 z 0.00 z 2090.23
1989 1014.00 1185.50 772.00 436.00 190.00 89.50 0.00 5.00 163.50 439.00 708.50 1227.50 6230.50
1990 1039.50 974.00 745.00 455.00 286.50 7.00 23.00 7.50 85.00 426.50 702.00 1288.50 6039.50
1991 1217.00 733.50 738.50 465.50 156.00 7.50 9.00 5.00 111.50 446.50 925.50 1012.50 5828.00
1992 1143.00 769.00 691.50 405.00 184.50 50.50 14.00 34.50 83.00 407.50 950.00 1295.00 6027.50
1993 1308.50 1151.50 794.00 552.50 191.00 47.00 0.00 17.00 222.50 471.00 966.50 1015.50 6737.00
1994 1100.00 1095.00 688.50 482.00 116.50 1.50 3.50 1.50 85.50 364.00 840.50 968.50 5747.00
1995 1085.00 764.00 813.50 0.00 z 430.00 68.50 16.00 0.52 a 160.00 492.50 722.50 1046.50 5599.02
1996 1233.00 927.00 936.00 452.00 259.00 16.50 5.50 0.00 153.50 432.00 903.00 1097.50 6415.00
1997 1229.50 933.00 709.50 644.50 245.50 16.50 5.00 12.00 85.00 421.00 834.50 1086.50 6222.50
1998 1047.00 806.50 866.50 545.50 131.50 80.00 1.00 0.00 29.50 407.00 673.00 1074.50 5662.00
1999 970.50 727.50 703.00 529.50 195.50 34.50 0.50 5.50 183.50 392.00 587.00 921.50 5250.50
2000 1015.50 773.00 716.50 430.50 140.50 43.00 0.50 0.00 129.50 390.00 1006.00 1187.00 5832.00
2001 1071.50 1000.50 780.00 420.00 190.00 54.50 0.00 4.00 89.50 411.00 686.50 1008.50 5716.00
2002 1040.50 882.50 955.50 431.50 226.00 9.50 0.00 3.50 116.50 579.00 796.50 959.50 6000.50
2003 991.00 1011.50 721.50 386.00 208.00 35.00 0.00 2.00 120.00 289.00 834.50 1035.50 5634.00
2004 1059.00 950.50 579.50 455.00 136.50 69.50 22.00 33.00 67.00 366.50 800.00 992.50 5531.00
2005 1082.00 793.00 723.50 526.00 236.50 41.00 4.50 4.50 50.50 397.50 627.00 1088.00 5574.00
2006 796.00 937.00 870.98 e 384.00 e 184.00 14.40 e 0.00 14.50 216.00 495.50 727.50 1051.00 5690.88
2007 1416.00 1113.00 556.50 567.50 143.00 39.00 0.00 0.00 73.50 366.50 669.00 1285.50 6229.50
2008 1252.50 985.50 786.00 573.50 278.50 31.00 0.00 9.00 126.00 427.00 690.50 1207.50 6367.00
2009 1030.00 817.00 783.78 a 575.00 231.50 63.00 10.00 10.50 142.50 719.50 680.50 1324.50 6387.78
2010 1089.00 1035.00 787.50 474.50 340.50 35.00 6.50 0.50 62.00 22.00 z 0.00 z 1012.50 4843.00
2011 932.50 h 1083.00 784.50 526.03 a 242.00 g 7.50 l 0.00 z 0.00 l 100.34 a 343.58 a 735.50 1041.00 4613.96
2012 932.00 986.50 416.00 269.50 99.20 a 4.00 0.00 2.07 a 36.50 386.50 331.50 m 746.50 l 3132.27
2013 1072.00 912.00 819.43 a 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 2803.43
Period of Record Statistics
MEAN 1135.43 929.23 785.21 461.84 205.56 37.31 3.04 6.33 107.58 401.66 780.71 1092.34 5978.52
S.D. 162.07 154.92 142.05 90.59 78.78 28.70 5.36 8.22 56.14 96.46 111.94 136.75 398.20
SKEW 0.79 0.59 0.21 0.06 0.65 0.91 2.16 1.73 0.56 0.41 0.38 0.70 0.26
MAX 1683.00 1397.50 1221.50 700.50 452.50 135.00 23.00 39.50 257.50 719.50 1094.00 1539.67 7028.00
MIN 796.00 626.00 416.00 269.50 67.37 0.00 0.00 0.00 8.00 179.59 527.07 834.00 5204.50
NO YRS 108 107 105 108 108 111 107 104 106 105 102 102 77