NATURAL BRIDGES NM, UTAH

Monthly Total Heating Degree Days

(426053)

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
1965 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 27.50 q 0.00 11.00 175.00 283.50 619.00 1026.50 2115.00
1966 1165.00 1060.00 354.00 p 479.50 136.00 40.34 a 0.00 d 5.00 71.00 478.00 722.50 853.50 f 4157.34
1967 1130.50 871.00 675.91 c 585.52 a 257.41 c 102.86 b 0.00 b 0.00 b 76.03 a 324.95 c 654.00 1264.69 d 5942.86
1968 920.00 g 830.80 b 448.00 k 684.83 a 165.00 m 42.69 d 0.00 26.72 b 67.50 i 313.88 c 811.00 1253.50 3963.42
1969 1046.00 864.00 947.50 454.50 153.50 58.00 9.00 0.52 a 36.00 599.50 749.50 982.50 5900.52
1970 1067.95 a 751.33 a 961.00 700.50 181.00 63.50 0.00 0.00 d 153.00 500.59 d 764.00 1039.00 6181.88
1971 1032.00 896.00 793.50 504.00 303.00 42.00 0.00 1.03 a 169.00 531.00 851.00 1178.50 6301.03
1972 1060.50 802.50 529.50 449.50 196.50 6.00 0.00 1.50 87.50 468.00 932.00 1200.00 5733.50
1973 1315.00 923.00 923.00 619.50 229.50 85.50 0.00 2.50 94.00 345.00 705.50 1043.50 6286.00
1974 1264.50 974.00 638.00 516.50 98.50 15.50 0.00 0.00 86.00 346.50 781.00 1146.50 5867.00
1975 1166.00 946.50 879.00 695.50 339.50 70.50 1.00 3.00 71.00 374.00 797.07 a 1088.50 6431.57
1976 1105.00 755.50 848.00 490.50 177.00 33.00 0.00 0.00 105.50 489.00 759.50 998.00 5761.00
1977 1185.00 810.00 893.00 420.50 356.00 1.50 0.00 3.00 63.50 332.50 676.00 889.00 5630.00
1978 1049.00 917.50 0.00 z 506.00 302.00 12.50 0.00 5.17 a 119.00 269.50 758.50 1287.00 5226.17
1979 1322.50 981.00 823.50 485.00 250.00 64.00 0.00 26.00 16.00 277.50 950.50 1062.50 6258.50
1980 1041.50 831.00 880.50 515.50 335.00 29.50 0.00 10.50 46.61 b 436.50 698.00 801.00 5625.61
1981 869.00 786.50 815.50 357.50 266.50 28.50 0.00 13.50 54.50 488.00 663.50 970.00 5313.00
1982 1109.59 b 946.50 787.29 b 556.50 256.00 56.50 7.50 2.00 108.50 565.00 864.50 1061.50 6321.38
1983 1051.00 844.00 830.00 720.50 364.50 100.00 7.00 0.00 112.50 452.00 810.50 1086.50 6378.50
1984 1189.50 987.50 822.00 662.07 a 155.00 83.50 0.00 3.50 85.00 621.55 a 791.90 a 1071.57 a 6473.08
1985 1137.50 1029.00 829.00 450.50 210.59 b 44.00 0.00 0.00 258.21 b 439.54 c 830.50 1001.00 6229.84
1986 889.50 789.00 626.50 531.50 268.00 35.50 8.00 7.50 227.50 520.00 780.00 1041.00 5724.00
1987 1175.50 892.50 894.00 423.50 243.00 5.00 4.00 18.00 74.00 305.50 823.50 1153.50 6012.00
1988 1227.00 888.00 830.50 528.00 266.00 29.50 0.00 0.00 168.00 231.00 799.00 1111.50 6078.50
1989 1281.50 962.50 609.00 329.00 198.50 34.00 1.00 9.00 70.00 425.00 713.00 1040.00 5672.50
1990 1135.24 b 897.00 695.50 426.50 268.00 26.50 0.50 4.00 87.00 422.00 808.50 1317.50 6088.24
1991 1262.50 803.50 894.00 603.50 303.00 48.00 7.50 1.00 64.00 315.00 835.50 1188.00 6325.50
1992 1240.50 881.50 710.50 326.50 207.50 12.50 q 15.50 23.00 52.50 314.00 939.50 1261.00 5972.00
1993 1090.68 a 920.50 721.00 512.00 210.00 87.00 0.00 16.00 102.50 493.50 908.00 1129.00 6190.18
1994 1025.50 971.00 637.50 481.50 170.00 0.00 0.00 0.00 53.50 479.50 952.00 1028.50 5799.00
1995 1096.76 b 650.50 729.00 595.00 432.50 112.50 11.00 0.00 103.50 402.00 635.89 b 958.50 5727.15
1996 1064.00 788.50 737.50 483.00 155.50 9.00 0.00 0.00 175.50 431.50 719.50 980.50 5544.50
1997 1057.50 879.50 633.00 632.00 174.00 42.50 7.50 4.50 56.00 468.50 761.50 1102.50 5819.00
1998 994.50 938.50 744.50 606.00 258.00 118.50 0.00 0.00 41.50 469.50 775.50 1026.00 5972.50
1999 945.50 769.50 605.00 661.00 290.50 85.00 0.00 11.00 116.00 316.00 581.50 1057.00 5438.00
2000 983.00 824.00 796.00 376.50 143.00 4.00 0.00 3.00 85.00 443.50 1008.50 1005.43 a 5671.93
2001 1134.08 a 883.00 728.00 496.00 166.50 39.50 0.00 4.00 24.50 302.50 686.38 a 1149.50 5613.96
2002 1129.00 923.00 827.00 362.50 213.50 10.50 0.00 3.00 115.50 494.50 785.50 1065.00 5929.00
2003 877.50 885.00 788.00 547.00 218.00 10.00 0.00 0.50 88.50 248.50 857.50 1025.00 5545.50
2004 1150.50 1038.50 541.00 525.00 195.00 28.50 0.00 4.00 155.50 491.50 852.50 1071.50 6053.50
2005 950.50 837.00 767.00 537.00 256.00 86.50 0.00 3.00 86.50 398.50 719.50 1048.00 5689.50
2006 1037.00 874.00 834.00 454.50 145.50 11.00 0.50 3.50 221.50 506.00 723.00 1071.50 5882.00
2007 1189.00 846.00 657.95 b 487.00 216.00 40.00 0.00 5.00 90.50 g 425.00 608.50 1186.00 5660.45
2008 1298.00 0.00 z 782.50 599.00 380.00 95.00 0.00 9.00 83.00 439.00 656.50 1160.50 5502.50
2009 1026.50 835.50 755.50 621.00 0.00 z 78.00 0.00 h 0.50 84.00 555.50 713.00 1309.50 5979.00
2010 1181.50 1000.00 842.00 543.50 390.50 44.00 1.00 16.50 45.00 402.50 809.50 600.00 l 5276.00
2011 1211.30 d 976.50 714.07 b 553.85 d 397.32 a 32.00 2.50 0.00 54.31 a 432.85 d 812.14 b 839.50 h 5186.83
2012 983.00 982.00 728.50 a 428.79 a 99.41 b 0.00 0.00 a 5.00 64.29 b 388.50 651.50 1163.00 5493.99
2013 1278.50 1094.50 908.09 b 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 3281.09
Period of Record Statistics
MEAN 1111.12 890.18 769.18 521.81 240.73 45.48 1.78 5.54 97.54 417.86 773.06 1091.13 5918.57
S.D. 115.77 90.19 106.63 98.61 81.70 33.10 3.62 7.00 53.70 94.59 97.17 108.89 306.96
SKEW -0.11 -0.03 -0.33 0.06 0.45 0.50 2.10 1.63 1.17 -0.06 0.26 0.10 0.09
MAX 1322.50 1094.50 961.00 720.50 432.50 118.50 15.50 26.72 258.21 621.55 1008.50 1317.50 6473.08
MIN 869.00 650.50 529.50 326.50 98.50 0.00 0.00 0.00 16.00 231.00 581.50 801.00 5313.00
NO YRS 47 47 45 47 45 46 47 48 46 48 48 45 38