FT DUCHESNE, UTAH

Monthly Total Heating Degree Days

(422996)

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
1894 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 519.50 721.00 1243.00 2483.50
1895 1762.50 1629.00 1147.00 514.00 303.00 165.00 38.50 171.02 a 0.00 z 0.00 z 0.00 z 0.00 z 5730.02
1896 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 1042.00 1320.50 2362.50
1897 1640.50 1385.50 1178.50 558.00 168.50 97.50 47.00 2.00 111.00 533.50 911.00 1864.50 8497.50
1898 2088.00 1593.00 1192.00 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 4873.00
1899 1484.00 1157.00 918.00 546.50 365.50 101.50 4.00 38.50 89.50 650.00 853.50 1611.00 7819.00
1900 1503.50 1144.50 689.00 497.00 207.00 20.00 7.50 11.00 260.50 570.00 872.50 1267.00 7049.50
1901 1333.00 1204.00 885.00 547.50 161.50 84.50 2.50 9.00 304.50 509.00 867.00 1457.00 7364.50
1902 1606.00 1063.00 931.00 522.50 216.00 20.00 20.00 4.50 196.50 664.00 1042.50 1424.50 7710.50
1903 1534.00 1706.50 1138.50 620.00 391.50 41.00 31.50 13.00 261.50 581.50 988.00 1395.00 8702.00
1904 1493.00 963.50 769.00 384.00 254.00 95.50 5.00 0.00 159.00 538.50 970.00 1322.00 6953.50
1905 1463.00 1279.00 707.50 509.50 369.00 48.50 1.50 0.00 112.50 643.00 901.50 1640.50 7675.50
1906 1714.00 1291.00 900.00 479.00 271.00 114.50 6.50 11.00 143.50 559.50 972.00 1434.50 7896.50
1907 1469.00 1032.00 709.50 371.00 376.50 180.00 8.50 19.50 0.00 z 0.00 z 936.00 1313.00 6415.00
1908 1687.50 1524.00 813.00 457.50 461.50 179.50 1.00 20.00 251.50 736.00 996.50 1708.00 8836.00
1909 1701.00 1525.00 1186.50 606.00 345.50 69.00 0.00 0.00 158.00 499.50 866.50 1859.00 8816.00
1910 1801.00 1476.00 635.50 408.00 245.00 19.00 0.00 14.50 83.50 535.00 771.00 1236.50 7225.00
1911 1175.00 1141.50 786.00 500.50 267.50 32.50 2.00 7.00 115.50 523.00 959.00 1624.50 7134.00
1912 1469.00 1029.50 980.00 620.00 365.50 85.50 12.50 1.00 327.00 765.50 959.50 1498.00 8113.00
1913 1480.00 1146.00 1012.50 499.50 191.00 62.00 6.50 2.00 118.50 622.50 938.50 1386.00 7465.00
1914 1421.00 1327.00 799.00 477.50 272.00 105.00 4.00 16.50 95.00 510.50 905.50 1543.00 7476.00
1915 1595.00 1168.00 794.00 383.00 351.50 130.00 3.50 2.50 178.50 478.00 981.50 1312.00 7377.50
1916 1688.50 1597.50 964.74 b 444.50 410.50 3.50 3.50 3.50 78.00 o 0.00 z 0.00 z 0.00 z 5116.24
1917 0.00 z 1330.50 1109.50 713.00 500.50 96.50 1.00 1.50 323.00 658.50 928.50 1149.00 6811.50
1918 1486.50 1135.50 780.50 634.00 253.00 13.50 5.00 16.50 152.00 447.50 1013.00 1446.00 7383.00
1919 1778.00 1202.00 905.72 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 146.00 749.00 1288.50 1794.00 7863.22
1920 1607.00 1146.50 947.00 676.00 246.00 106.00 0.00 52.50 221.50 651.00 947.00 1301.50 7902.00
1921 1336.50 1088.50 789.50 691.50 306.00 53.50 20.50 17.50 185.50 433.50 930.00 1263.50 7116.00
1922 1867.50 1326.00 1062.00 706.00 366.00 69.00 6.50 0.00 115.00 551.50 959.00 1224.00 8252.50
1923 1260.50 1531.00 1181.00 602.00 493.00 365.50 22.50 11.50 245.50 702.00 965.50 1463.50 8843.50
1924 1886.00 1028.00 1056.50 629.50 333.00 97.00 3.00 48.50 294.50 631.00 994.50 1658.50 8660.00
1925 1752.50 999.50 823.50 506.50 196.50 167.00 1.00 0.00 282.50 660.50 1099.50 1443.00 7932.00
1926 1743.00 1157.00 832.50 526.03 a 318.00 72.50 52.50 91.00 270.50 545.50 904.50 1485.00 7998.03
1927 1552.50 1102.00 900.00 617.00 384.00 92.00 5.00 36.00 218.00 557.50 830.00 1413.00 7707.00
1928 1454.50 1102.00 e 485.00 l 672.00 220.00 146.00 19.63 a 50.00 210.50 544.50 913.45 a 1593.00 6925.58
1929 1740.50 1496.50 985.50 814.50 513.50 209.00 13.50 3.00 f 252.50 586.50 1156.00 1246.72 a 9014.72
1930 1842.50 1041.00 895.00 445.50 381.50 95.50 3.00 7.00 219.00 651.00 1294.00 1907.00 8782.00
1931 1816.00 1134.50 1074.50 692.50 429.50 91.00 17.00 102.50 263.00 656.00 1219.50 1817.12 a 9313.12
1932 1921.00 1414.50 1063.50 510.50 255.50 114.50 4.50 27.00 121.00 578.50 908.00 1745.00 8663.50
1933 1209.50 h 1575.00 824.50 611.00 393.00 25.00 g 0.00 14.50 58.50 406.00 895.50 1175.00 5953.00
1934 1214.50 850.00 660.50 426.00 149.50 61.50 0.00 0.00 190.50 483.50 862.50 1284.50 6183.00
1935 1242.50 1030.50 943.50 612.00 389.50 35.50 0.00 1.00 120.00 593.65 a 1043.50 1334.00 7345.65
1936 1325.00 1074.00 846.00 478.50 196.85 a 51.00 10.00 1.00 196.00 540.50 1018.50 1445.00 7182.35
1937 2220.50 1548.50 1096.00 583.00 188.50 116.00 4.00 1.00 118.00 500.00 860.50 1165.00 8401.00
1938 1239.50 1002.00 872.00 513.00 330.00 24.00 4.00 9.50 85.00 488.50 1112.50 1266.50 6946.50
1939 1556.50 1596.50 1012.50 462.00 117.00 m 70.50 g 3.10 a 8.00 153.50 558.50 911.00 1181.50 7443.10
1940 1526.48 b 1316.02 d 574.50 h 298.00 k 60.50 o 20.00 f 7.50 47.57 b 94.50 k 517.00 1074.00 1396.50 5885.07
1941 1622.00 1191.00 853.00 616.50 237.48 c 67.00 k 6.00 18.00 282.69 d 596.46 d 928.80 e 1223.95 c 7575.88
1942 1612.00 e 970.50 i 1183.50 568.85 d 364.00 87.50 0.00 16.50 213.62 a 512.02 a 992.50 1237.93 a 6788.42
1943 1305.50 1048.00 936.50 389.00 338.00 143.50 9.00 11.50 95.50 313.00 h 940.00 1258.50 6475.00
1944 1796.50 1487.50 1073.50 622.00 241.50 118.00 0.50 12.00 125.00 447.00 890.50 1279.50 8093.50
1945 1185.50 932.50 889.50 696.50 280.00 184.00 5.00 0.00 213.00 412.09 b 1001.50 1383.00 7182.59
1946 1075.00 g 1091.00 776.00 394.00 354.00 52.80 e 2.00 0.50 152.50 610.38 b 944.00 1159.92 a 5537.10
1947 1578.23 c 976.50 767.52 b 544.00 171.53 a 131.50 0.00 0.00 i 59.00 i 312.50 h 1069.04 d 1462.00 6700.32
1948 1623.00 1363.50 1081.26 b 312.50 j 239.14 c 36.50 0.53 b 0.00 f 99.50 353.00 g 1037.50 1374.00 6854.94
1949 1975.22 a 1619.50 944.98 a 441.35 d 248.52 a 93.00 1.50 12.40 a 121.00 562.02 d 805.00 1195.00 g 6824.48
1950 1830.00 1446.50 948.50 505.50 406.00 115.00 7.75 a 12.50 182.22 c 404.19 e 876.72 a 1136.00 7870.89
1951 1473.50 1012.15 a 904.17 a 534.44 c 283.50 136.00 3.50 8.50 166.55 a 540.00 1013.00 1489.50 7564.81
1952 1904.84 c 1611.50 1243.50 431.50 g 77.50 u 0.00 z 10.50 h 4.00 w 78.50 f 465.52 a 1103.00 1387.50 7715.86
1953 1456.50 1107.50 835.00 611.50 437.50 60.50 0.00 8.50 105.00 540.00 913.50 1289.50 7365.00
1954 1267.00 848.00 930.00 470.00 176.50 107.50 0.00 24.50 118.50 506.50 789.11 b 1581.57 d 6819.18
1955 1714.50 1552.00 880.00 f 0.00 z 0.00 z 100.96 d 0.50 j 1.50 h 142.50 h 494.28 d 1040.89 b 1170.25 c 6072.88
1956 1187.50 1269.50 897.34 c 530.36 b 210.50 35.00 6.09 c 32.07 b 145.00 500.17 e 1081.00 1592.33 e 7486.85
1957 1717.50 1342.32 c 838.50 619.44 c 330.50 104.46 b 1.60 b 21.18 a 228.50 487.70 c 1018.50 1216.46 d 7926.67
1958 1378.97 b 843.77 b 910.00 654.64 b 205.38 c 21.11 c 15.00 6.41 b 165.00 326.50 n 942.50 1119.50 6262.28
1959 1321.24 b 1086.30 a 921.96 d 537.12 d 302.80 c 60.00 c 16.50 11.22 b 233.79 a 600.22 b 985.18 b 1276.88 b 7353.22
1960 1687.90 b 1559.50 953.00 542.50 310.50 40.80 e 3.74 b 52.00 124.29 b 523.79 b 941.79 b 1355.50 8095.30
1961 1405.33 a 1008.00 a 893.50 605.00 283.28 b 35.50 3.00 4.00 330.00 a 619.43 d 1057.50 1456.50 7701.03
1962 1726.50 1125.50 1106.18 a 450.50 304.32 a 98.00 6.00 29.50 158.00 472.75 a 829.50 1287.50 7594.25
1963 1677.00 888.00 939.00 621.00 192.00 86.00 0.50 6.50 95.50 351.00 878.00 1407.92 a 7142.42
1964 1439.00 1219.04 a 1093.50 596.38 a 302.50 109.00 0.00 60.00 202.00 508.50 1180.00 1552.50 8262.42
1965 1629.00 1283.00 1124.50 553.00 369.50 143.50 0.00 43.50 346.50 481.50 737.00 1290.00 8001.00
1966 1483.00 1217.48 a 889.00 555.00 242.00 90.50 0.50 24.50 122.00 614.00 842.50 1714.00 7794.48
1967 1747.50 1402.00 835.00 615.00 382.00 160.00 1.50 3.50 157.50 529.50 895.00 1692.50 8421.00
1968 1910.00 1284.00 829.00 710.50 353.50 85.00 14.00 78.50 256.00 568.00 992.00 1524.00 8604.50
1969 1303.00 1212.50 1107.00 528.62 a 149.50 113.50 3.50 1.15 d 102.50 728.00 997.50 1283.50 7530.27
1970 1518.50 934.50 921.00 735.00 305.00 114.00 4.50 3.62 a 280.00 719.00 905.50 1330.50 7771.12
1971 1399.00 1013.50 926.50 608.00 338.50 84.00 0.00 e 2.00 326.79 b 609.15 a 1209.50 1421.87 a 7938.80
1972 1271.50 1021.21 a 679.02 e 573.10 a 258.16 b 20.50 2.00 j 9.50 g 183.21 b 505.82 a 957.41 a 1717.29 b 7187.23
1973 2002.50 1582.52 a 1009.16 c 656.38 a 310.57 d 136.55 a 3.00 f 10.00 229.82 b 394.50 i 1011.21 a 1523.28 b 8471.99
1974 1908.00 1556.00 812.50 647.14 b 219.00 g 84.83 a 0.00 d 25.50 191.11 c 451.16 c 568.00 i 825.50 l 5676.24
1975 1525.00 1204.50 527.50 k 739.20 e 409.41 b 155.50 0.00 a 26.50 f 128.50 g 51.50 z 433.00 r 1023.00 j 4033.61
1976 1124.00 i 816.00 j 825.00 f 426.00 i 224.50 111.60 e 0.50 h 6.00 141.21 a 410.50 j 727.50 g 1071.50 f 483.31
1977 1373.00 582.50 m 734.50 f 464.48 a 334.59 b 4.04 d 2.00 72.69 b 211.00 487.22 a 969.60 e 1196.94 d 5115.56
1978 1414.24 b 1278.00 775.00 c 476.54 d 343.14 b 83.89 c 0.00 b 36.74 d 177.00 f 370.00 f 882.50 f 1163.00 l 4407.55
1979 1916.12 b 1576.75 d 1068.43 b 582.12 d 276.79 c 92.00 0.00 16.07 d 72.69 d 506.33 d 1084.80 e 630.00 p 7192.10
1980 455.50 u 642.00 p 653.00 i 277.00 l 322.00 56.79 b 0.00 49.00 142.00 573.50 b 894.00 1056.00 3093.29
1981 1122.50 959.28 c 806.00 a 432.50 283.00 55.00 2.00 h 5.68 a 64.50 596.50 823.50 1133.00 6281.46
1982 1466.00 1113.50 803.50 644.00 298.00 99.00 3.62 a 0.00 171.00 641.00 990.00 1297.50 7527.12
1983 1369.00 1088.50 770.50 678.00 397.00 91.00 13.50 0.00 97.50 489.50 969.50 1534.00 7498.00
1984 1895.00 1637.50 1111.50 623.50 221.00 121.50 1.00 7.50 199.50 656.50 835.00 1508.50 8818.00
1985 1801.00 1596.50 1004.00 428.50 178.00 63.00 1.50 12.00 253.00 565.00 934.00 1438.50 8275.00
1986 1487.00 907.50 614.00 516.50 257.00 17.00 1.00 0.50 212.00 550.00 867.00 1206.00 6635.50
1987 1401.50 920.50 877.00 427.00 206.50 18.00 6.50 19.00 127.00 434.50 873.50 1370.50 6681.50
1988 1776.50 1371.50 903.00 496.00 249.00 24.50 0.00 0.00 210.50 344.00 872.50 1346.00 7593.50
1989 1634.50 1445.50 807.50 368.00 233.00 65.50 0.00 15.00 143.50 467.00 840.00 1275.50 7295.00
1990 1263.00 1215.00 760.02 a 386.50 283.00 51.00 0.00 z 0.00 z 42.50 s 489.00 911.50 1645.00 7004.02
1991 1198.00 i 775.00 i 860.00 562.00 277.50 31.50 1.50 0.00 128.50 441.50 972.00 1359.50 4634.00
1992 1563.00 1072.00 658.50 349.00 124.00 60.00 16.00 29.50 0.00 z 420.00 1006.00 1519.00 6817.00
1993 1511.50 1293.00 928.00 542.00 207.00 102.00 32.50 5.00 176.00 550.00 1053.00 1247.50 7647.50
1994 1165.00 1090.00 690.00 456.50 161.50 20.00 0.50 0.00 91.50 506.00 966.50 1138.00 6285.50
1995 1198.00 798.00 728.50 569.50 375.00 124.00 12.00 1.50 129.50 536.00 803.00 1110.50 6385.50
1996 1342.50 1042.50 776.50 499.00 235.50 18.50 0.00 z 0.00 0.00 z 539.00 862.00 1230.00 6545.50
1997 1464.00 1225.00 863.00 609.50 212.50 9.50 8.00 1.00 0.00 z 498.50 697.50 i 1313.50 6204.50
1998 1152.00 898.50 331.00 o 561.50 250.50 232.50 0.00 0.00 67.00 360.00 i 787.00 1531.00 5480.00
1999 1252.00 895.00 715.00 660.50 442.61 d 102.50 0.00 0.00 157.50 261.50 789.50 1232.00 6508.11
2000 1101.50 818.50 690.35 e 270.50 63.00 6.72 a 0.00 0.00 a 91.03 a 248.00 r 0.00 z 0.00 z 3041.60
2001 1053.00 g 447.00 o 410.50 n 290.50 l 140.50 k 52.00 h 0.00 i 0.00 g 37.00 m 197.00 q 462.50 n 682.00 q 0.00
2002 858.00 m 590.50 n 501.50 o 214.00 n 94.00 s 17.50 n 0.00 0.00 n 44.50 n 306.00 o 594.50 l 852.50 m 0.00
2003 863.50 m 711.50 j 387.50 n 261.50 m 161.50 n 14.50 j 0.00 i 0.00 p 83.00 p 158.50 m 446.00 p 635.00 p 0.00
2004 990.50 m 771.00 k 446.50 i 301.00 i 100.00 o 43.00 i 0.50 j 10.50 n 62.00 m 319.50 m 654.50 g 0.00 z 0.00
2005 611.00 n 917.50 754.00 511.00 241.50 114.50 0.00 1.50 k 0.00 z 300.00 k 850.00 1270.00 4658.50
2006 1249.50 1025.00 846.00 463.00 204.50 13.00 0.00 17.00 238.00 574.50 597.50 h 1381.50 6012.00
2007 1857.50 1045.50 707.00 468.50 216.50 37.50 0.00 1.00 128.50 526.00 836.00 1687.95 a 7511.95
2008 1868.00 1446.50 988.50 678.00 0.00 z 104.50 0.00 g 9.50 157.00 491.00 822.50 1412.50 7978.00
2009 1545.19 b 747.00 f 780.00 603.50 189.58 e 35.00 s 0.00 e 17.50 79.50 602.00 919.00 1828.50 6564.77
2010 1670.00 1380.50 761.00 h 0.00 z 21.50 z 19.00 o 2.00 k 6.00 5.50 x 0.00 z 939.00 1098.90 b 5094.40
2011 1724.00 1457.00 849.00 573.62 a 390.00 91.00 3.58 e 1.00 f 73.89 c 481.00 933.62 a 1425.50 8002.21
2012 1243.00 1008.50 703.50 426.00 213.00 33.50 0.00 0.00 76.00 496.00 797.50 1326.50 6323.50
2013 1959.00 1439.50 1016.36 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 64.50 z 4414.86
Period of Record Statistics
MEAN 1559.30 1221.42 901.95 546.79 289.28 85.87 6.12 17.41 173.19 542.99 948.50 1399.74 7684.45
S.D. 243.11 234.58 145.83 100.66 88.65 55.79 9.66 25.65 71.68 88.59 108.50 193.49 694.77
SKEW 0.18 0.26 0.30 -0.05 0.25 1.41 2.71 3.09 0.52 0.05 0.75 0.66 0.00
MAX 2220.50 1706.50 1243.50 814.50 513.50 365.50 52.50 171.02 346.50 765.50 1294.00 1907.00 9313.12
MIN 1101.50 798.00 614.00 270.50 63.00 3.50 0.00 0.00 58.50 261.50 721.00 1056.00 6183.00
NO YRS 107 108 105 104 104 104 102 101 97 98 105 105 69