YELLOW JACKET 2 W, COLORADO

Monthly Total Heating Degree Days

(059275)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200212
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
1962 0.00 z 0.00 z 0.00 z 0.00 z 275.00 m 112.00 4.43 c 12.50 138.62 a 438.50 719.50 736.00 k 1425.55
1963 1459.50 874.74 a 932.50 653.50 226.30 a 106.50 0.00 e 19.50 75.00 323.00 768.00 1186.50 6625.04
1964 1316.90 e 1168.59 b 1107.73 a 716.50 357.50 142.50 d 0.00 b 39.30 c 176.00 382.52 c 966.50 1269.45 a 7643.50
1965 1192.98 a 1101.50 1086.60 b 681.00 462.50 184.00 0.00 30.50 279.00 397.83 d 704.50 1109.50 7229.92
1966 1332.50 1210.00 862.50 594.83 a 259.88 a 67.22 c 0.00 14.00 135.50 493.00 718.00 1160.95 a 6848.38
1967 1270.00 978.50 726.43 a 682.24 a 429.00 181.50 2.50 20.50 153.50 440.00 753.50 1391.90 a 7029.57
1968 1309.50 965.50 887.50 783.21 b 421.00 100.00 9.96 c 119.35 a 131.50 h 452.50 889.50 1277.00 7215.03
1969 1139.00 1065.50 1123.50 590.00 277.97 a 167.50 3.00 2.21 c 91.73 d 652.79 e 852.22 c 1011.00 6976.42
1970 1083.40 b 796.96 a 1016.80 a 860.77 d 331.50 175.96 d 5.50 1.00 282.50 579.00 f 892.50 1201.50 6648.39
1971 1261.00 0.00 z 894.00 556.50 438.00 90.00 0.00 11.00 263.00 588.00 895.00 1314.50 6311.00
1972 1210.00 895.50 682.50 537.50 300.50 78.00 4.00 56.50 189.50 525.50 1070.00 1310.00 6859.50
1973 1403.50 1060.00 1020.50 799.50 347.50 143.00 8.00 12.50 220.50 417.00 803.50 1139.00 7374.50
1974 1323.50 1124.50 770.00 655.00 210.50 45.50 1.00 5.50 152.00 464.00 829.50 1227.50 6808.50
1975 1283.00 1063.00 983.00 750.50 451.00 129.50 0.00 2.50 157.00 506.00 880.50 1166.00 7372.00
1976 1267.00 930.00 944.00 622.00 302.50 89.50 0.50 7.50 140.50 514.50 787.00 1053.50 6658.50
1977 1300.50 914.15 a 918.50 451.07 b 354.00 1.50 0.00 8.00 122.00 370.50 776.50 976.00 6192.72
1978 1178.00 1013.50 781.00 544.50 399.50 44.50 0.00 4.00 130.00 330.50 738.00 1374.00 6537.50
1979 1436.00 1063.00 995.50 600.00 336.50 89.50 0.00 26.87 a 44.00 326.00 1030.86 a 1052.00 7000.23
1980 1157.00 963.00 1045.50 656.90 a 418.50 50.00 0.50 11.50 108.00 475.00 750.50 850.50 6486.90
1981 939.50 871.00 893.00 458.50 372.00 56.50 0.00 8.00 77.00 531.00 724.00 1047.00 5977.50
1982 1253.00 1048.50 867.50 616.50 357.00 99.50 16.00 4.00 157.50 589.50 878.50 1202.50 7090.00
1983 1162.00 968.50 949.50 803.00 421.50 139.50 0.00 0.00 97.50 440.50 884.00 1169.00 7035.00
1984 1287.00 1076.50 903.00 710.50 211.50 109.00 0.00 6.00 93.50 658.00 850.00 1077.50 6982.50
1985 1204.50 1046.00 862.00 518.00 319.50 57.50 2.50 0.00 275.50 458.50 919.50 1099.00 6762.50
1986 937.50 853.00 711.50 595.50 336.50 55.00 9.50 8.00 224.50 538.50 839.00 1027.00 6135.50
1987 1180.00 931.50 935.50 502.50 329.50 20.00 7.50 38.50 129.00 379.50 856.00 1191.00 6500.50
1988 1277.00 995.50 882.00 551.50 357.50 36.00 0.00 6.00 180.50 307.50 876.00 1142.00 6611.50
1989 1250.50 966.50 665.00 445.50 219.00 49.00 0.00 12.00 79.50 467.50 754.00 1086.50 5995.00
1990 1166.00 930.00 765.00 443.00 314.00 34.50 0.50 15.50 83.00 467.50 797.00 1329.00 6345.00
1991 1280.00 889.50 905.50 618.50 325.50 89.50 1.00 0.00 120.50 402.00 914.50 1169.00 6715.50
1992 1262.00 921.50 751.50 394.00 277.50 88.50 19.50 42.00 98.50 348.50 995.00 1233.00 6431.50
1993 1084.00 941.00 835.50 559.00 296.00 120.00 6.00 15.00 135.00 512.00 920.00 1119.00 6542.50
1994 1096.50 1016.50 694.50 547.50 281.50 11.00 3.00 0.00 82.00 497.50 947.00 962.50 6139.50
1995 1145.50 715.00 749.50 624.50 462.50 147.00 26.00 0.00 126.50 441.00 670.50 962.00 6070.00
1996 1083.50 831.00 756.00 516.50 153.00 14.00 0.00 0.00 195.50 512.00 801.00 1087.50 5950.00
1997 1166.00 981.50 750.50 642.00 255.50 69.00 4.00 7.50 83.00 477.50 837.00 1133.00 6406.50
1998 1065.50 999.50 861.50 648.00 307.00 107.00 0.00 0.00 28.00 436.50 772.00 1021.50 6246.50
1999 957.50 790.00 613.50 677.07 a 372.50 96.50 0.00 7.50 129.50 310.00 569.00 1057.50 5580.57
2000 1014.00 809.50 794.00 419.50 177.00 8.00 0.00 4.00 81.00 450.02 a 1004.00 1091.00 5852.02
2001 1177.00 905.00 766.50 516.00 182.79 b 43.00 0.00 1.00 46.50 361.50 726.00 0.00 z 4725.29
2002 1164.00 1043.00 899.50 359.00 231.50 15.50 0.00 1.50 127.00 518.00 811.50 1144.50 6315.00
Period of Record Statistics
MEAN 1201.89 967.13 864.75 597.54 322.11 84.48 3.29 14.18 137.72 455.04 833.44 1139.02 6592.44
S.D. 123.70 107.50 126.02 117.10 82.32 50.45 5.76 21.41 64.47 86.87 103.83 119.58 477.33
SKEW -0.25 -0.05 0.15 0.11 -0.12 0.25 2.37 3.25 0.73 0.27 0.07 0.09 0.07
MAX 1459.50 1210.00 1123.50 860.77 462.50 184.00 26.00 119.35 282.50 658.00 1070.00 1391.90 7643.50
MIN 937.50 715.00 613.50 359.00 153.00 1.50 0.00 0.00 28.00 307.50 569.00 850.50 5580.57
NO YRS 40 39 40 40 40 41 41 41 40 40 41 39 36