GREAT BASIN NATL PARK, NEVADA

Monthly Total Heating Degree Days

(263340)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50 11.50 157.24 a 498.21 c 973.45 a 1192.90 e 2836.81
1949 1091.50 j 0.00 z 724.50 h 431.50 f 361.00 f 151.67 c 13.95 a 39.61 d 157.50 544.50 i 0.00 z 0.00 z 362.73
1950 25.00 z 0.00 z 291.00 u 696.96 b 617.50 271.03 a 68.72 a 0.00 z 377.00 299.50 l 865.71 b 1070.65 d 3967.58
1951 1258.00 886.00 978.50 576.50 393.00 i 50.00 o 6.00 v 20.67 d 73.00 549.00 879.00 1177.50 6398.17
1952 1180.00 1020.00 1100.00 606.00 333.00 124.50 2.50 0.00 93.00 272.50 997.00 1073.00 6801.50
1953 826.00 896.50 810.00 659.50 592.50 141.50 0.00 21.50 63.00 505.00 725.00 1098.43 a 6338.93
1954 1044.50 793.00 1018.50 504.50 277.50 220.50 7.50 28.00 166.00 470.00 706.50 1111.87 a 6348.37
1955 1287.00 1132.00 979.50 748.00 435.00 137.50 9.50 2.50 180.50 412.50 849.50 925.00 7098.50
1956 926.00 1111.00 800.50 625.00 337.00 59.00 1.50 17.00 61.00 498.50 865.50 1007.00 6309.00
1957 1229.00 752.00 821.50 639.00 473.00 114.00 0.00 12.50 123.00 577.00 1008.00 934.00 6683.00
1958 1023.50 770.00 1011.00 702.00 202.50 72.50 0.00 0.00 138.00 371.00 771.50 817.00 5879.00
1959 1001.00 969.00 830.00 502.00 466.00 51.00 5.50 13.00 252.00 438.00 759.00 1031.00 6317.50
1960 1240.00 1105.00 742.50 549.50 347.50 48.50 0.00 36.50 55.00 498.00 827.00 1049.50 6499.00
1961 995.50 871.00 887.00 599.00 330.00 62.50 1.50 10.00 251.00 559.00 933.50 1136.50 6636.50
1962 1159.50 903.00 1044.50 447.00 435.00 138.00 7.00 21.00 84.00 399.50 685.50 966.68 a 6290.68
1963 1174.50 727.00 942.00 781.00 258.50 276.50 0.00 17.50 91.50 332.50 788.50 1040.00 6429.50
1964 1174.00 1102.00 1059.00 713.50 438.50 217.00 2.00 38.50 176.00 371.00 914.50 1091.50 7297.50
1965 1045.00 913.50 966.50 647.50 487.73 a 182.07 a 14.50 61.50 342.50 370.50 709.00 1035.00 6775.30
1966 1168.50 1057.50 804.50 556.00 215.50 120.50 0.50 14.00 124.50 496.50 728.50 1102.00 6388.50
1967 1037.00 857.50 778.00 846.00 448.50 273.00 1.50 0.00 143.50 411.50 699.00 1223.00 6718.50
1968 1073.50 836.50 808.00 741.50 405.50 134.00 5.50 113.50 228.50 513.00 867.00 1136.00 6862.50
1969 958.42 a 1026.50 1000.50 613.50 198.50 204.50 11.00 2.00 79.00 696.00 821.00 990.00 6600.92
1970 1030.00 776.00 930.50 800.50 349.50 187.50 6.50 0.50 244.50 572.50 781.50 1128.50 6808.00
1971 1048.00 933.50 872.50 668.00 498.50 148.00 0.00 12.50 298.00 649.50 932.00 1255.00 7315.50
1972 1109.50 865.00 651.00 636.00 322.50 97.50 9.00 51.00 242.50 600.00 982.00 1232.00 6798.00
1973 1212.00 973.50 1047.00 713.50 271.00 138.00 24.50 17.50 207.50 468.00 847.00 1003.00 6922.50
1974 1155.00 973.00 738.50 642.00 241.80 a 63.62 a 6.50 14.00 104.48 a 526.50 818.50 1168.00 6451.90
1975 1096.50 975.33 a 1025.50 889.50 471.50 181.50 5.68 a 30.00 110.50 508.00 888.50 975.00 7157.52
1976 1060.00 868.00 1006.00 672.00 253.00 107.00 0.00 29.50 187.50 549.00 726.50 991.50 6450.00
1977 1152.50 820.50 995.00 478.50 518.00 28.00 1.00 25.50 155.50 384.50 724.50 887.50 6171.00
1978 1042.50 877.69 b 713.00 674.50 443.00 110.50 8.78 a 39.78 a 230.00 360.50 941.00 1232.50 6673.76
1979 1338.50 953.50 885.00 597.50 341.00 122.00 0.00 45.50 39.50 373.00 963.00 908.00 6566.50
1980 1079.00 866.50 959.00 595.50 522.50 139.00 7.50 27.00 160.00 481.00 726.00 831.00 6394.00
1981 1014.50 867.00 882.00 523.00 408.00 79.00 0.00 2.50 98.50 635.50 713.50 892.80 a 6116.30
1982 1149.00 938.00 921.00 692.50 412.50 147.00 42.00 0.00 272.50 626.50 940.00 1136.00 7277.00
1983 979.00 876.00 845.00 817.00 450.50 149.00 29.97 a 33.00 144.00 443.50 821.00 1083.00 6670.97
1984 1165.00 983.00 897.50 702.50 244.00 162.00 12.00 8.27 a 133.50 686.00 834.50 1151.65 a 6979.92
1985 1226.00 1043.50 921.50 437.50 293.50 73.00 4.50 6.50 265.50 499.21 b 939.50 1012.50 6722.71
1986 876.00 801.50 659.50 584.50 341.50 19.00 10.85 a 1.50 334.50 576.50 771.00 1050.50 6026.85
1987 1176.00 939.50 885.00 429.31 a 315.00 38.00 35.50 16.53 a 122.31 d 359.50 878.00 1161.50 6356.15
1988 1172.00 904.50 841.50 534.50 366.00 50.00 0.00 9.00 206.50 271.00 831.00 1182.00 6368.00
1989 1200.00 1077.00 670.00 408.50 325.50 139.50 0.00 29.00 147.00 493.00 751.00 996.00 6236.50
1990 1021.00 1031.50 777.50 479.50 379.00 112.00 0.00 16.50 116.50 441.00 816.00 1313.00 6503.50
1991 1131.50 718.00 908.50 643.00 496.50 104.00 1.50 2.50 163.00 435.00 880.50 1079.50 6563.50
1992 1086.00 844.00 753.00 389.50 174.50 0.00 z 29.50 37.50 104.00 374.00 962.00 1174.00 5928.00
1993 1182.00 1054.50 762.00 579.00 253.50 181.50 26.00 19.00 162.00 514.00 946.00 1091.50 6771.00
1994 948.00 965.00 715.50 557.50 275.00 50.50 7.50 0.00 100.00 563.00 1029.00 1046.00 6257.00
1995 1074.00 668.50 835.00 626.50 513.50 254.00 20.00 0.00 98.00 429.00 603.00 413.00 n 5121.50
1996 956.50 849.50 782.50 548.50 307.50 35.00 0.00 1.50 181.55 a 490.50 777.50 961.50 5892.05
1997 0.00 z 978.00 648.50 684.50 213.00 102.50 34.00 4.50 0.00 z 0.00 z 0.00 z 0.00 z 2665.00
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 172.00 609.50 749.50 1120.50 2651.50
1999 952.22 a 847.50 729.00 798.00 446.00 153.62 a 4.50 16.50 185.50 365.80 a 573.10 a 1020.93 a 6092.67
2000 954.50 836.50 832.50 459.83 a 260.00 51.00 0.52 a 9.50 180.50 548.70 a 1085.69 a 978.00 6197.23
2001 1141.50 987.00 787.50 662.50 202.53 a 85.00 0.00 0.00 a 57.93 a 360.00 773.79 a 1169.00 6226.76
2002 1134.00 986.00 939.50 543.50 347.50 81.50 0.00 5.50 165.50 593.50 871.50 1054.50 6722.50
2003 817.50 991.50 805.50 701.00 392.00 72.00 0.00 3.00 138.50 289.00 989.50 1078.50 6278.00
2004 1153.50 1108.00 690.00 588.50 315.00 62.50 0.00 52.00 212.50 536.82 a 963.50 1043.00 6725.32
2005 1037.00 966.00 869.00 707.00 400.00 212.50 0.00 18.50 202.00 501.00 743.00 995.00 6651.00
2006 1024.79 e 968.50 1006.00 623.00 282.00 57.50 5.00 11.00 251.50 596.00 792.00 1114.50 6731.79
2007 1296.00 918.00 751.75 a 553.80 e 259.37 a 69.50 0.00 0.00 213.00 410.50 i 750.00 1234.00 6045.42
2008 1280.50 1043.50 926.00 741.43 b 473.02 b 144.11 b 0.00 b 1.03 a 145.34 a 504.50 710.50 1095.13 e 7065.07
2009 1027.00 957.50 900.00 708.00 306.56 d 240.00 9.00 k 47.00 101.00 652.79 e 815.00 1327.00 7081.84
2010 1138.50 1000.00 912.50 746.00 610.00 128.00 12.00 35.50 112.50 516.00 936.50 1042.50 7190.00
2011 1125.82 a 1096.00 884.50 723.62 a 583.12 b 216.35 d 0.00 b 6.50 86.25 b 496.00 a 909.11 b 1155.78 a 7283.04
2012 1023.00 b 1036.00 782.75 a 626.50 335.50 102.41 a 3.10 a 0.00 110.17 a 475.00 780.00 1156.82 a 6431.25
2013 1285.00 1077.00 806.00 45.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 52.50 z 3168.00
Period of Record Statistics
MEAN 1096.26 934.99 863.44 628.09 369.07 126.14 8.13 18.53 162.19 485.14 835.56 1076.41 6587.63
S.D. 115.68 108.67 113.05 110.59 111.48 65.87 12.76 19.88 73.82 100.95 107.61 108.78 360.90
SKEW -0.19 -0.23 0.01 -0.06 0.35 0.55 2.52 2.05 0.75 -0.09 0.02 -0.08 0.28
MAX 1338.50 1132.00 1100.00 889.50 617.50 276.50 68.72 113.50 377.00 696.00 1085.69 1327.00 7315.50
MIN 817.50 668.50 648.50 389.50 174.50 19.00 0.00 0.00 39.50 271.00 573.10 817.00 5879.00
NO YRS 61 62 62 62 61 61 62 63 64 61 63 62 55