STRATTON, COLORADO

Monthly Total Heating Degree Days

(058008)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201201
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 0.00 z 0.00 z 4.50 0.00 12.00 142.50 224.50 660.50 990.00 2034.00
1935 896.50 798.50 668.00 554.00 410.00 64.50 0.00 2.00 117.00 395.50 896.50 1080.50 5883.00
1936 1144.50 1240.50 718.50 452.50 164.50 41.00 0.00 4.50 123.50 477.00 721.00 977.00 6064.50
1937 1484.50 941.50 910.00 499.00 167.50 109.50 0.00 0.00 58.00 343.50 788.00 1076.50 6378.00
1938 1014.00 813.50 658.50 481.50 246.50 20.50 0.00 0.00 45.50 225.00 863.00 1022.50 5390.50
1939 984.00 1133.00 807.00 468.50 151.00 21.50 0.00 11.50 61.50 340.00 691.00 831.00 5500.00
1940 1415.50 882.00 748.00 501.00 177.50 33.00 9.50 2.50 59.50 243.00 840.50 955.00 5867.00
1941 1010.00 882.00 884.00 540.50 158.00 81.00 5.50 1.00 136.00 413.50 639.00 1001.50 5752.00
1942 1265.00 1119.50 0.00 z 333.50 265.00 54.00 1.00 5.00 141.00 380.00 651.50 945.50 5161.00
1943 1013.50 698.00 868.50 305.50 345.00 68.50 0.00 0.00 80.50 375.00 697.50 995.50 5447.50
1944 1049.50 968.50 932.00 680.00 185.00 58.50 2.50 10.00 83.00 310.50 705.50 1094.50 6079.50
1945 1031.00 887.50 622.50 624.00 259.50 152.50 3.50 14.00 189.00 333.00 632.50 1060.00 5809.00
1946 998.50 751.00 656.50 221.00 343.00 64.00 0.00 20.00 76.00 397.00 950.50 863.00 5340.50
1947 991.00 975.50 906.50 493.00 261.50 83.50 0.00 0.00 55.00 212.00 899.00 1002.00 5879.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1.00 47.00 325.00 873.00 1058.50 2304.50
1949 1422.00 917.00 796.00 467.00 180.00 49.00 0.00 3.00 69.00 421.00 496.50 947.50 5768.00
1950 1096.50 734.50 817.50 474.00 278.50 23.50 3.50 13.00 119.00 179.00 750.00 874.50 5363.50
1951 1142.50 840.50 896.00 582.50 181.35 a 123.00 21.00 9.50 122.50 427.00 824.50 1114.50 6284.85
1952 987.00 906.50 949.00 474.00 223.00 0.00 8.00 3.50 62.59 a 344.50 880.00 1060.00 5898.09
1953 822.50 883.50 648.50 601.00 308.50 14.50 0.00 3.50 37.00 275.50 664.00 1083.00 5341.50
1954 990.00 587.50 909.00 293.50 286.50 34.50 0.00 0.00 36.00 403.00 615.50 905.00 5060.50
1955 1106.50 1014.50 849.00 376.50 155.50 85.50 0.00 0.00 117.00 258.50 856.00 965.00 5784.00
1956 998.00 1015.50 727.00 550.00 138.50 0.00 0.00 18.00 43.00 235.00 881.40 e 897.50 5503.90
1957 1264.50 734.00 855.50 618.50 331.00 44.00 0.00 0.00 126.21 a 411.00 815.00 821.50 6021.21
1958 964.00 835.50 1039.61 c 583.50 123.50 13.50 n 0.00 p 4.50 g 67.00 g 398.00 761.50 1010.17 b 5715.78
1959 1137.50 989.50 843.50 570.50 256.50 21.00 4.00 4.00 176.50 545.50 892.00 972.00 6412.50
1960 1292.00 1338.00 1014.50 407.50 257.00 60.50 4.50 6.50 102.50 372.00 766.50 1140.50 6762.00
1961 1082.50 849.50 817.50 629.00 297.50 53.00 6.00 0.60 e 247.00 419.50 915.00 1214.50 6531.60
1962 1315.50 843.50 903.00 428.50 111.50 57.50 0.00 9.50 119.50 350.00 703.00 963.50 5805.00
1963 1468.50 761.50 754.50 412.24 a 140.00 8.00 0.00 0.00 e 42.50 188.50 672.00 1202.00 5649.74
1964 1014.50 1077.50 935.00 528.10 a 202.50 58.50 0.00 9.50 f 123.00 377.50 753.50 1023.00 6093.10
1965 889.50 960.00 1101.00 359.50 135.50 30.00 0.00 a 14.00 277.50 266.00 616.00 921.50 5570.50
1966 1329.00 1051.00 657.00 499.00 135.50 36.50 0.00 15.50 d 77.00 396.00 707.00 1091.50 5995.00
1967 914.00 810.50 630.50 351.00 289.00 39.00 2.00 18.00 85.00 321.50 807.50 1175.50 5443.50
1968 1026.50 880.00 696.00 528.00 308.50 15.00 0.50 23.00 71.50 299.50 818.50 1158.00 5825.00
1969 1049.00 861.00 1021.00 360.50 165.00 77.50 0.00 0.00 a 34.00 643.00 765.00 1009.50 5985.50
1970 1098.50 790.50 985.50 566.00 138.50 71.50 0.00 3.00 159.00 556.00 760.00 1004.00 6132.50
1971 1086.00 1001.00 782.50 479.50 279.00 22.50 4.00 0.00 177.00 422.00 788.00 1048.50 6090.00
1972 1122.00 844.62 a 598.00 420.50 227.00 10.00 21.00 21.50 100.50 408.50 1031.50 1335.00 6140.12
1973 1183.00 871.00 780.50 584.00 256.50 25.50 5.50 0.00 156.50 315.50 780.50 1062.50 6021.00
1974 1296.00 839.50 642.50 442.50 122.50 41.50 0.00 8.50 160.50 319.50 800.50 1122.00 5795.50
1975 1094.50 948.00 846.50 479.50 237.00 44.50 0.00 0.00 136.00 302.00 858.50 991.50 5938.00
1976 1037.00 712.00 796.00 441.72 a 219.50 13.50 0.00 7.00 86.00 487.00 799.50 943.50 5542.72
1977 1225.00 738.50 788.50 389.00 95.00 0.00 0.00 1.50 30.50 278.50 737.00 953.50 5237.00
1978 1339.50 0.00 z 0.00 z 420.00 274.50 48.00 0.00 15.50 51.50 293.00 797.50 1230.00 4469.50
1979 1445.00 510.00 m 0.00 z 0.00 z 66.00 t 45.50 0.00 0.00 z 51.00 0.00 z 946.73 d 0.00 z 2488.23
1980 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
1981 0.00 z 0.00 z 0.00 z 259.50 275.90 a 9.60 e 0.00 g 11.62 c 20.17 a 349.50 585.00 a 879.76 b 2391.06
1982 1063.00 907.50 666.50 479.50 202.50 50.50 4.00 0.00 66.50 308.50 790.00 0.00 z 4538.50
1983 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 22.00 l 283.50 0.00 z 0.00 z 283.50
1984 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 991.50 991.50
1985 1163.50 1023.00 687.00 340.50 107.98 a 47.00 0.00 0.50 0.00 z 187.50 o 975.50 1136.50 5481.48
1986 739.50 794.50 537.00 379.00 185.00 9.00 o 0.00 z 0.00 z 0.00 z 0.00 z 100.00 y 987.50 3622.50
1987 976.50 754.00 828.50 402.00 150.00 14.50 4.50 25.32 a 100.50 380.50 778.50 1146.50 5561.32
1988 1299.50 990.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.00 i 137.00 469.50 0.00 z 1113.50 4010.00
1989 0.00 z 1246.00 a 860.00 477.50 250.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2833.50
1990 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 71.00 15.50 0.00 z 81.50 435.00 693.00 1292.00 2588.00
1991 1220.50 722.50 761.50 502.00 183.50 10.50 13.00 15.00 120.00 455.00 978.50 1044.00 6026.00
1992 1080.00 771.50 670.50 391.50 209.50 78.50 11.50 43.00 87.50 407.00 988.00 1315.00 6053.50
1993 1347.00 1143.50 824.00 576.00 257.50 79.50 6.00 27.00 239.50 510.50 991.00 1017.00 7018.50
1994 1085.00 1080.50 656.50 513.50 135.50 1.50 5.00 1.00 75.50 358.00 821.00 899.00 5632.00
1995 1031.50 803.00 777.00 623.00 432.00 66.50 19.00 9.50 146.50 439.00 659.50 965.00 5971.50
1996 1162.50 884.00 901.00 462.50 212.50 10.50 1.00 0.00 134.50 382.50 855.50 1005.00 6011.50
1997 1120.50 925.00 680.00 643.00 246.50 21.50 3.00 13.50 81.00 429.00 830.00 1107.00 6100.00
1998 1000.50 803.00 857.00 545.00 140.50 87.50 0.00 1.00 36.00 365.50 676.00 1035.00 5547.00
1999 950.50 701.50 706.00 568.00 227.00 40.50 0.52 a 3.50 173.50 350.50 498.50 904.50 5124.52
2000 972.50 709.50 686.50 439.50 179.50 18.00 r 0.00 x 0.00 c 128.50 399.00 1020.00 845.50 i 4535.00
2001 1049.19 b 995.50 829.50 419.00 225.50 48.50 0.00 2.50 96.67 c 410.75 a 663.50 984.85 e 5725.45
2002 1058.50 904.00 588.50 m 450.00 237.00 17.00 0.00 3.50 125.50 550.00 772.00 665.00 i 4117.50
2003 341.50 t 1014.50 717.77 e 327.00 k 256.50 58.00 0.00 h 3.50 137.00 173.50 m 698.00 f 774.00 f 2187.27
2004 441.00 r 1005.72 d 613.50 355.50 f 193.15 e 70.50 f 32.00 13.00 h 94.20 e 226.50 k 474.00 j 953.25 e 2891.82
2005 1030.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 u 0.00 r 54.50 381.50 548.00 f 1087.00 2553.00
2006 838.50 934.50 780.50 381.50 104.00 n 10.00 0.00 f 8.50 h 191.00 456.50 743.50 1084.50 5420.50
2007 1159.50 f 1082.00 574.00 636.60 e 122.50 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 700.50 1223.31 e 4216.41
2008 1198.00 996.50 517.50 i 564.60 e 246.93 b 35.40 e 0.00 16.00 125.50 411.50 681.50 1172.50 5448.43
2009 1042.50 765.00 737.59 b 537.00 e 183.13 d 74.42 d 5.00 f 7.00 0.00 z 719.50 690.00 744.50 m 4756.14
2010 0.00 z 537.00 m 757.50 273.50 k 114.00 v 29.50 g 8.50 0.00 v 18.60 e 307.00 728.50 937.50 2757.60
2011 924.50 g 993.44 c 752.55 b 511.73 d 97.50 t 0.00 z 0.00 z 0.00 h 112.76 a 0.00 z 616.50 f 826.00 g 2370.48
2012 926.00 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 0.00 z 0.00 z 926.00
Period of Record Statistics
MEAN 1104.41 905.64 786.29 478.39 218.86 44.41 3.64 7.39 104.29 374.52 777.77 1036.40 5841.29
S.D. 161.74 145.55 122.89 99.25 71.76 31.49 6.41 8.69 54.49 99.39 117.99 112.37 393.52
SKEW 0.51 0.56 0.30 -0.26 0.60 0.85 2.42 1.58 0.82 0.72 0.07 0.55 0.50
MAX 1484.50 1338.00 1101.00 680.00 432.00 152.50 32.00 43.00 277.50 719.50 1031.50 1335.00 7018.50
MIN 739.50 587.50 537.00 221.00 95.00 0.00 0.00 0.00 18.60 179.00 496.50 821.50 5060.50
NO YRS 66 67 64 66 65 64 62 63 69 68 68 68 50