MORGAN PWR & LIGHT, UTAH

Monthly Total Heating Degree Days

(425826)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201204
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
1903 0.00 z 1488.48 c 941.37 a 669.83 a 509.43 a 81.96 b 62.00 36.17 a 321.50 567.96 c 879.00 1353.67 a 6911.37
1904 1505.00 1024.00 908.50 609.00 382.50 211.50 49.71 b 63.55 a 236.79 b 524.33 b 876.00 1277.20 a 7668.07
1905 1192.50 1068.50 793.50 578.00 500.00 190.34 a 40.50 20.50 225.00 717.13 a 880.18 b 1541.50 7747.66
1906 1345.29 b 1018.89 a 952.22 a 586.03 a 407.65 a 233.50 g 21.00 76.97 b 260.00 676.63 e 769.50 g 982.00 6326.68
1907 1190.92 a 715.56 a 746.50 551.79 b 432.85 d 318.50 0.00 z 0.00 z 263.50 378.64 c 854.50 364.50 u 5452.75
1908 1457.00 a 1163.35 c 882.98 a 384.00 h 473.00 275.00 c 9.50 75.00 295.00 779.00 925.50 1271.00 7606.33
1909 1085.50 1023.00 947.05 a 728.50 490.50 120.00 32.00 19.78 b 266.00 565.50 831.50 1568.00 7677.33
1910 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 803.00 1062.50 1865.50
1911 1095.33 a 1224.50 846.50 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 3166.33
1912 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 81.50 k 33.50 37.00 399.00 590.00 807.50 1321.50 3188.50
1913 1337.50 1094.59 a 967.20 a 503.50 268.15 a 121.67 c 32.00 7.50 236.00 615.00 759.00 1254.50 7196.61
1914 1130.00 1075.00 833.90 a 499.00 220.00 130.50 35.50 11.00 148.00 433.00 0.00 z 1350.05 a 5865.95
1915 1383.00 0.00 z 795.31 b 367.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2545.81
1916 550.50 s 950.35 e 817.00 552.69 d 377.50 h 39.50 u 24.28 a 31.52 a 268.27 d 645.32 a 1037.00 768.50 m 4326.43
1917 1648.74 d 1207.50 d 1306.17 e 789.60 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 214.50 w 4952.01
1918 1236.50 1100.00 843.50 698.04 b 399.50 41.00 5.00 58.00 172.50 495.50 998.50 1305.00 7353.04
1919 1245.00 984.85 b 921.00 550.50 306.00 109.00 10.50 11.50 215.00 779.00 951.72 a 1521.50 7605.57
1920 1256.50 897.45 a 0.00 z 739.50 366.00 171.21 a 11.50 34.50 225.50 645.00 931.50 1230.00 6508.65
1921 1152.17 a 1098.00 771.50 650.00 359.00 108.50 52.50 16.00 324.50 425.73 a 776.50 1041.00 6775.40
1922 1547.00 1201.50 1114.40 b 845.77 d 406.50 71.38 a 22.00 0.00 153.50 466.50 959.00 1158.07 c 7945.62
1923 1092.00 1275.00 1090.17 a 618.75 b 358.10 b 222.69 d 0.00 32.11 c 235.86 a 643.00 841.00 1323.70 a 7732.38
1924 1557.75 a 911.00 1058.98 c 615.00 e 339.00 120.52 a 1.50 22.22 a 269.48 a 615.00 956.90 a 1536.50 8003.85
1925 1357.50 950.50 877.50 593.50 296.00 276.50 1.50 23.50 240.00 a 596.23 a 998.28 a 1078.80 a 7289.81
1926 1322.00 967.00 869.50 493.00 337.38 a 108.50 15.50 a 27.50 319.00 562.50 741.00 1375.00 7137.88
1927 1213.65 a 947.00 910.37 a 660.50 459.50 158.00 19.00 38.00 225.00 507.00 750.00 a 1384.50 7272.52
1928 1242.00 1075.00 785.50 679.50 270.00 253.50 28.50 55.50 277.76 a 557.00 899.50 1320.50 7444.26
1929 1393.50 1355.00 1014.00 739.50 440.50 211.00 22.50 0.50 271.00 594.00 1006.00 1110.50 8158.00
1930 1557.23 a 945.00 949.12 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 220.00 569.00 1097.00 1524.00 6861.35
1931 1403.50 938.54 b 58.00 z 562.00 336.50 41.50 18.00 30.50 225.00 467.00 1029.64 b 1418.00 6470.18
1932 1469.00 1141.50 946.03 b 537.93 a 327.05 a 164.00 15.50 51.15 a 229.50 566.50 844.50 1507.12 a 7799.78
1933 1307.50 1412.50 1005.50 676.07 b 498.58 a 41.50 0.52 a 68.00 178.45 a 440.50 853.50 1049.50 7532.12
1934 1108.00 760.00 637.50 404.00 139.50 102.86 b 3.44 d 6.89 d 236.00 446.00 788.00 1153.00 5785.19
1935 1119.50 863.00 905.00 538.50 448.00 113.50 11.00 7.50 149.50 583.50 975.50 1205.00 6919.50
1936 1325.50 1024.50 990.50 500.00 235.00 93.10 a 8.27 a 12.00 251.00 536.00 901.00 1120.00 6996.87
1937 1658.50 1138.50 928.50 642.00 239.50 154.00 6.31 d 5.50 111.96 b 487.50 774.50 1034.50 7181.28
1938 1062.00 893.00 859.50 555.50 425.00 68.00 37.00 27.50 111.00 471.00 1107.00 1087.50 6704.00
1939 1226.00 1252.22 a 892.00 475.00 290.00 170.50 9.50 25.50 191.50 570.50 805.50 1029.50 6937.72
1940 1213.00 910.50 775.00 535.50 230.50 75.50 1.00 17.50 158.50 483.50 971.00 1185.75 c 6557.25
1941 1239.50 898.00 807.50 665.00 317.50 190.00 14.00 27.00 363.50 604.50 928.97 a 1059.00 7114.47
1942 1409.50 1283.00 1107.00 574.00 453.00 145.00 0.00 27.00 g 95.00 k 520.50 828.00 1124.00 7444.00
1943 1138.50 969.50 875.00 318.00 356.50 185.17 a 39.00 32.19 e 194.50 464.50 844.50 1162.50 6579.86
1944 1465.00 1026.50 1012.50 646.50 310.50 214.50 2.50 76.00 287.00 530.00 942.00 1241.55 a 7754.55
1945 1216.50 1002.50 1012.50 765.50 396.50 355.50 35.00 65.50 431.00 613.50 1140.00 1472.50 8506.50
1946 1518.50 1168.00 0.00 z 0.00 z 0.00 z 98.00 2.50 14.00 266.50 720.50 975.50 976.50 5740.00
1947 1394.00 879.50 799.00 636.00 254.50 208.97 a 6.20 a 50.00 241.61 b 407.65 a 993.00 1312.69 b 7183.11
1948 1228.50 1130.00 1091.00 601.00 339.50 123.50 28.00 43.00 217.50 547.15 a 1130.50 1375.50 7855.15
1949 1744.50 1225.00 875.00 525.50 328.00 198.00 13.00 52.00 226.50 699.50 805.50 1293.00 7985.50
1950 1351.00 1057.00 935.00 664.00 536.30 a 235.50 50.50 77.00 276.00 410.50 820.50 1009.00 7422.30
1951 1320.00 991.00 973.50 550.00 321.50 215.00 22.00 43.50 244.50 574.00 1101.00 1264.05 b 7620.05
1952 1366.00 1301.50 1173.00 576.00 326.50 139.00 25.00 9.00 184.00 516.50 1099.50 1270.50 7986.50
1953 1059.68 a 973.00 825.00 727.00 542.50 168.50 2.50 24.00 153.00 517.00 765.50 1328.87 a 7086.55
1954 1141.00 871.00 649.50 h 473.50 268.50 199.66 a 20.15 a 74.00 200.50 489.00 723.50 1183.00 5643.81
1955 1468.50 1233.50 1005.00 671.00 375.00 150.00 25.50 2.00 209.50 471.50 988.00 1026.62 a 7626.12
1956 1040.50 1248.00 849.50 546.00 288.00 82.50 3.00 51.00 188.00 485.00 1061.00 1228.50 7071.00
1957 1378.50 835.50 797.00 624.00 348.00 114.50 5.00 17.00 238.00 529.00 1111.00 1147.52 a 7145.02
1958 1358.00 889.00 997.50 696.50 230.50 44.50 0.00 z 0.00 z 0.00 z 0.00 z 708.50 j 964.50 5180.50
1959 1085.50 968.50 833.68 c 539.48 a 407.13 a 87.00 27.90 a 33.67 b 254.50 522.35 a 875.69 a 1138.00 6773.41
1960 1278.23 a 1220.50 846.00 559.14 a 333.50 f 87.00 0.00 a 86.50 124.50 542.00 831.50 1240.52 a 6815.89
1961 1253.00 895.48 a 867.50 642.41 a 334.80 a 41.11 c 1.50 0.00 304.50 540.50 968.00 1237.00 7085.81
1962 1425.00 945.50 1005.50 514.50 375.00 168.50 16.00 72.00 203.50 460.00 845.00 1121.00 7151.50
1963 1417.50 803.00 927.00 723.50 284.50 209.50 30.00 14.95 c 137.00 373.00 834.50 1309.00 7063.45
1964 1469.00 1394.50 1274.10 a 700.00 421.00 233.50 7.50 97.00 300.50 516.00 973.50 1123.50 8510.10
1965 1125.50 1076.50 1037.50 606.50 495.50 243.10 a 17.50 80.50 439.00 530.50 778.50 1222.00 7652.60
1966 1416.00 1258.00 955.00 672.00 301.50 170.00 2.07 a 16.00 117.00 602.50 781.00 1300.00 7591.07
1967 1156.00 983.00 783.00 675.00 417.50 184.50 6.00 0.00 123.50 487.00 773.00 1406.50 6995.00
1968 1424.00 981.50 783.50 701.50 400.50 158.50 13.50 99.50 308.50 572.50 944.00 1262.50 7650.00
1969 1129.50 1120.50 1088.00 554.00 222.50 184.50 13.50 8.50 142.50 693.50 914.50 1191.00 7262.50
1970 1164.50 831.50 924.50 776.00 358.50 159.50 6.50 0.00 295.00 700.00 853.00 1225.00 7294.00
1971 1185.50 1006.00 923.00 580.00 354.00 112.50 0.00 4.50 266.50 604.50 947.50 1422.50 7406.50
1972 1283.00 978.00 710.50 628.00 299.00 41.00 7.00 25.00 229.00 506.69 b 943.50 1440.50 7091.19
1973 1542.00 1170.50 970.00 679.00 378.50 120.50 12.50 18.50 294.50 566.00 930.00 1153.50 7835.50
1974 1369.50 1221.00 751.50 637.00 309.00 91.00 7.00 50.00 212.00 478.50 834.00 1263.00 7223.50
1975 1372.50 1028.00 969.00 774.00 469.00 182.00 5.00 53.00 205.00 560.00 965.00 1132.50 7715.00
1976 1266.00 1074.50 1022.00 586.50 246.00 165.50 10.00 85.50 217.50 627.00 855.50 1186.50 7342.50
1977 1312.00 996.00 956.00 488.00 416.00 4.50 1.00 25.50 176.50 456.98 b 788.50 961.52 a 6582.50
1978 1138.00 903.50 739.00 572.50 432.00 124.50 13.71 e 75.00 262.00 465.00 1016.50 1371.00 7112.71
1979 1535.50 1104.50 876.00 630.00 356.50 155.50 1.50 32.00 108.50 461.50 1065.00 1179.50 7506.00
1980 1175.00 1021.50 902.00 532.00 398.50 151.50 1.00 53.50 191.50 532.00 859.50 1018.50 6836.50
1981 1052.50 961.00 792.50 493.50 379.50 113.00 2.00 5.00 119.50 603.00 766.00 1024.00 6311.50
1982 1275.50 1190.50 882.50 679.50 402.00 129.50 33.50 2.00 242.00 628.00 982.50 1273.00 7720.50
1983 1063.50 948.50 822.50 750.00 467.00 143.50 43.50 5.50 170.00 481.00 886.50 1278.50 7060.00
1984 1538.50 1302.50 1000.50 680.00 319.50 174.00 3.50 0.00 206.00 694.00 901.50 1430.50 8250.50
1985 1437.50 1260.00 1036.50 505.50 268.50 112.00 0.50 49.50 294.50 517.00 1025.00 1422.00 7928.50
1986 1268.00 846.00 680.00 559.00 363.00 30.00 14.00 4.00 326.50 569.50 869.48 a 1150.00 6679.48
1987 1406.00 938.50 843.50 462.50 258.50 57.50 24.00 39.00 199.50 445.50 838.50 1269.00 6782.00
1988 1381.00 1064.00 881.50 497.50 311.50 54.50 0.00 3.50 238.00 376.00 931.50 1392.00 7131.00
1989 1544.50 1235.00 735.50 440.00 324.50 118.00 1.50 33.00 151.00 509.00 868.00 1186.00 7146.00
1990 1243.50 1039.50 736.00 465.50 366.50 113.50 4.00 5.50 83.50 523.50 849.00 1545.50 6975.50
1991 1446.00 973.00 841.50 634.00 413.50 111.50 5.00 0.00 188.50 575.00 875.00 1265.00 7328.00
1992 1302.00 868.50 672.50 414.50 187.50 78.50 26.00 62.50 186.50 470.50 1064.50 1295.50 6629.00
1993 1363.00 1181.00 839.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 197.00 524.00 1035.50 1182.50 6322.00
1994 1062.50 1013.50 705.50 478.00 189.00 57.00 7.00 0.00 82.00 515.00 1039.50 1165.00 6314.00
1995 1115.00 779.00 724.50 572.50 398.00 157.50 25.50 1.50 137.50 534.50 677.00 950.50 6073.00
1996 1072.50 1019.00 781.00 554.00 309.50 39.50 0.00 6.00 219.00 505.00 795.50 1054.50 6355.50
1997 1140.50 994.50 715.50 629.00 223.50 72.00 21.50 0.00 z 0.00 z 0.00 z 811.50 1288.00 5896.00
1998 1014.00 861.00 855.50 569.50 287.50 183.00 0.00 1.00 101.00 495.00 740.50 1183.50 6291.50
1999 995.50 798.50 663.00 630.00 365.00 108.50 0.00 3.50 165.00 417.50 644.50 1124.50 5915.50
2000 1018.50 779.00 761.00 374.00 207.00 51.00 0.00 r 0.00 n 171.50 l 527.00 1165.00 c 1271.00 6153.50
2001 1388.50 1059.69 b 807.55 a 590.00 c 308.85 d 151.67 c 0.00 d 1.66 c 89.50 460.35 a 0.00 z 1365.50 6223.27
2002 1305.00 1177.50 979.50 541.50 365.00 117.00 0.00 12.50 173.50 635.50 923.50 1082.93 a 7313.43
2003 1088.50 1033.57 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 3.50 194.00 392.00 1062.50 1135.00 4909.07
2004 1480.00 1186.00 698.50 494.00 333.50 0.00 z 0.00 50.50 236.50 499.00 891.50 1187.00 7056.50
2005 1023.00 945.00 816.50 585.00 339.00 194.50 5.00 10.00 222.50 493.50 831.50 1312.00 6777.50
2006 1147.50 1121.50 916.00 543.50 280.50 61.00 0.00 11.50 258.50 601.50 854.50 1268.00 7064.00
2007 1429.50 922.50 795.50 555.50 287.00 89.50 0.00 2.00 189.50 508.00 818.00 1381.00 6978.00
2008 1465.78 a 812.50 i 998.50 772.50 456.50 154.50 0.00 11.50 182.50 514.50 771.50 1236.00 6563.78
2009 1267.00 0.00 z 911.00 638.50 304.50 157.50 0.00 z 33.50 k 75.50 661.00 870.50 1504.50 6390.00
2010 1287.50 1052.50 863.00 672.50 532.50 131.00 11.50 38.50 160.50 425.00 922.00 1145.00 7241.50
2011 1398.00 1100.30 a 889.00 707.07 a 517.50 188.50 0.00 0.00 0.00 z 513.50 963.50 1236.90 a 7514.27
2012 1187.82 a 1013.88 c 710.50 514.14 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 3426.34
Period of Record Statistics
MEAN 1292.50 1044.99 888.53 595.87 353.33 138.96 13.77 29.92 218.35 538.95 903.15 1236.83 7238.34
S.D. 164.82 154.18 125.97 99.51 86.76 65.93 14.39 26.90 71.79 85.45 110.45 148.61 550.91
SKEW 0.23 0.40 0.59 -0.10 0.12 0.51 1.14 0.77 0.44 0.53 0.28 0.21 -0.18
MAX 1744.50 1488.48 1306.17 845.77 542.50 355.50 62.00 99.50 439.00 779.00 1165.00 1568.00 8510.10
MIN 995.50 715.56 637.50 318.00 139.50 4.50 0.00 0.00 75.50 373.00 644.50 950.50 5785.19
NO YRS 106 105 103 102 98 98 99 97 100 103 102 104 81