ALLENSPARK 2NNW, COLORADO

Monthly Total Heating Degree Days

(050183)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199312
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
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 968.00 1149.00 2117.00
1945 1200.00 1092.00 1077.50 1033.00 594.50 476.50 184.50 187.00 453.50 643.00 976.50 1278.50 9196.50
1946 1296.50 1072.50 966.00 636.00 742.50 281.00 135.50 182.00 384.50 792.00 1089.00 1069.00 8646.50
1947 1341.50 1192.50 1165.00 915.00 577.50 444.50 152.50 149.50 291.50 579.50 1209.00 1213.50 9231.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 133.50 261.50 714.50 1181.50 1282.50 3573.50
1949 1492.50 1213.50 1046.00 768.00 563.50 325.00 157.00 180.50 355.50 763.00 697.00 1190.50 8752.00
1950 1260.50 993.50 1125.00 844.50 710.00 321.50 241.80 a 251.10 a 474.00 490.00 943.50 1023.50 8678.90
1951 1349.50 1062.00 1172.00 936.43 b 589.50 476.50 130.00 205.00 430.00 753.50 1053.00 1288.00 9445.43
1952 1214.00 1159.00 1254.00 856.00 582.00 189.00 145.00 163.55 b 322.00 613.00 1159.00 1172.50 8829.05
1953 1017.50 1162.50 1006.50 962.50 725.50 136.50 s 106.50 208.50 281.00 485.50 h 766.50 1251.50 7488.50
1954 1126.00 895.00 1211.50 645.50 575.00 276.96 b 55.00 157.00 290.50 626.00 804.50 1099.50 7762.46
1955 1266.50 1284.00 1183.00 821.00 622.00 430.00 132.27 a 161.00 328.00 564.50 988.50 1089.50 8870.27
1956 1067.00 1258.71 c 1103.82 c 858.00 497.00 198.00 198.00 263.50 306.21 a 640.50 1014.50 1069.00 8474.24
1957 1383.78 b 904.00 1111.00 995.00 718.00 329.00 140.00 169.00 445.50 671.50 1008.50 867.00 8742.28
1958 1023.50 767.50 1230.50 910.50 498.07 a 298.50 206.00 135.50 345.50 619.00 924.50 1109.50 8068.57
1959 1253.50 1139.50 1128.50 865.86 a 610.00 225.52 a 196.50 180.50 484.14 a 797.50 1016.50 1112.50 9010.52
1960 1373.00 1366.50 1023.50 755.00 602.50 266.90 a 171.57 b 193.00 347.00 695.50 957.50 1248.00 8999.96
1961 1185.50 1093.50 1119.00 943.00 599.50 326.00 198.00 217.00 578.50 731.08 a 1119.50 1384.00 9494.58
1962 1345.50 1090.44 a 1229.50 774.31 a 563.17 a 398.79 a 198.50 191.68 a 390.00 b 623.21 b 930.54 b 1089.00 8824.64
1963 1544.12 b 1058.81 a 993.50 f 806.50 530.74 b 317.00 82.15 a 244.38 a 336.21 a 518.22 a 864.83 a 1246.00 7548.96
1964 1398.00 1378.54 a 1305.00 933.62 a 610.38 b 0.00 z 67.17 a 269.91 b 442.00 715.30 d 1062.50 1282.37 a 9464.78
1965 1228.63 a 1183.00 1449.50 850.86 a 669.00 404.00 171.03 b 302.25 a 618.89 c 600.37 a 865.18 b 1109.59 b 9452.30
1966 1326.80 a 1275.12 c 1015.50 867.00 e 551.91 c 328.50 67.68 a 257.30 a 357.78 c 726.50 911.79 b 1186.30 c 8872.18
1967 1235.72 b 1157.85 a 950.00 803.04 b 714.60 b 466.11 c 212.72 b 290.88 a 433.97 a 653.14 b 990.54 b 1433.75 c 9342.32
1968 1170.00 1121.16 a 1067.90 b 968.65 d 709.12 c 289.66 a 220.44 d 302.80 c 453.21 b 643.25 c 1126.03 a 1281.73 e 9353.97
1969 938.00 f 1097.70 a 1322.67 a 763.97 a 529.21 c 375.50 f 92.50 f 146.39 d 338.89 c 961.00 a 1043.28 a 695.50 k 6203.10
1970 1269.40 b 1037.04 a 1254.97 b 1007.68 b 436.00 f 376.73 d 160.34 b 150.23 e 488.04 b 869.72 d 1044.11 b 1164.05 a 8822.30
1971 1237.23 c 1211.54 b 1125.76 d 865.20 e 692.33 d 261.67 c 196.52 c 202.10 e 556.61 b 825.12 a 1002.86 b 1327.83 a 9504.76
1972 1352.52 d 1111.84 a 884.57 b 761.67 c 599.69 b 270.56 c 212.02 c 270.45 b 409.29 b 707.66 b 1163.33 c 1315.20 d 9058.78
1973 1317.00 1103.20 c 1145.00 995.00 649.00 338.00 243.19 b 218.00 509.50 650.00 963.00 1243.50 9374.39
1974 1323.00 1074.50 932.50 883.50 496.50 264.00 154.50 287.50 474.50 609.00 941.50 1289.50 8730.50
1975 1291.00 1117.00 1094.50 1040.50 767.50 410.50 247.50 202.00 479.50 629.50 1035.50 1147.50 9462.50
1976 1166.00 1063.50 1141.50 794.50 622.50 335.50 130.00 215.00 375.50 762.50 954.50 1136.50 8697.50
1977 1319.00 846.00 1015.50 631.00 496.00 112.00 128.00 272.50 294.50 394.50 804.50 1199.00 7512.50
1978 1256.50 1088.00 995.50 774.50 579.50 274.00 98.00 225.50 348.50 642.50 1011.00 1421.35 a 8714.85
1979 1422.50 1061.00 1000.50 0.00 z 630.85 a 288.50 111.60 a 243.72 b 278.50 645.00 1108.39 b 1112.00 7902.57
1980 1351.00 1079.00 765.00 i 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 271.00 0.00 z 0.00 z 818.00 3519.00
1981 0.00 z 0.00 z 921.00 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 921.00
1982 1210.00 1030.50 1012.00 776.50 462.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4491.00
1983 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 288.00 l 678.50 403.50 p 536.50 u 678.50
1984 500.50 r 768.50 j 885.50 i 998.00 537.00 355.00 132.50 227.00 447.00 978.50 0.00 z 0.00 z 3675.00
1985 1034.50 j 0.00 z 1118.50 527.00 i 525.50 334.00 164.00 168.50 495.56 c 779.50 1155.58 d 1231.50 5972.63
1986 1021.50 1101.33 a 872.00 775.50 634.00 299.00 216.00 254.00 540.00 880.00 633.00 m 1295.50 7888.83
1987 1023.00 j 1152.00 898.50 i 895.00 c 582.50 291.50 169.47 a 279.52 a 433.50 457.50 k 420.50 r 747.50 p 3803.48
1988 0.00 z 0.00 z 712.00 n 199.50 v 560.00 166.00 136.50 161.50 0.00 z 0.00 z 0.00 z 0.00 z 1024.00
1989 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
1990 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 221.50 233.00 217.00 300.00 638.00 882.50 1440.00 3932.00
1991 1274.00 953.00 1076.50 831.00 559.50 285.00 197.00 214.50 0.00 z 666.00 0.00 z 796.50 i 6056.50
1992 815.50 i 1031.50 994.00 644.00 526.50 409.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3605.00
1993 1290.50 1217.00 1075.50 927.93 a 625.50 461.00 268.00 311.50 563.00 855.50 1205.50 1265.00 10065.93
Period of Record Statistics
MEAN 1268.44 1104.80 1098.07 852.87 600.75 320.56 165.07 215.42 405.10 691.38 998.56 1198.32 8936.89
S.D. 118.87 124.28 124.43 109.29 75.17 86.59 52.55 50.26 94.78 118.35 121.64 133.08 541.09
SKEW -0.26 -0.28 0.48 -0.28 0.41 -0.02 -0.18 0.22 0.32 0.30 -0.29 -0.59 -0.66
MAX 1544.12 1378.54 1449.50 1040.50 767.50 476.50 268.00 311.50 618.89 978.50 1209.00 1440.00 10065.93
MIN 1017.50 767.50 872.00 631.00 462.00 112.00 55.00 133.50 261.50 394.50 697.00 818.00 7512.50
NO YRS 38 41 40 40 42 40 41 43 42 41 39 40 29