LAVA BEDS NAT MONUMENT, CALIFORNIA

Monthly Total Heating Degree Days

(044838)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1959 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 311.50 g 640.50 966.00 1606.50
1960 1104.78 b 714.50 g 514.00 i 588.50 f 549.50 66.72 a 13.36 b 101.50 79.00 423.00 851.90 a 785.50 f 3189.76
1961 838.00 628.50 f 866.45 a 635.50 472.20 c 134.00 31.50 8.50 256.07 b 480.50 814.14 a 1054.00 5590.86
1962 1138.00 898.07 a 920.00 485.50 541.00 208.45 a 58.00 79.50 114.50 480.50 684.50 874.20 a 6482.22
1963 1001.82 a 635.00 895.79 b 828.00 374.50 297.50 126.00 83.00 126.50 450.50 779.50 906.50 6504.61
1964 0.00 z 0.00 z 956.50 717.86 b 532.00 318.00 69.75 c 95.58 a 240.50 328.00 879.31 a 1003.00 5140.50
1965 1016.50 822.23 b 763.63 a 624.00 486.50 244.50 103.00 126.00 287.50 283.00 760.86 a 1064.85 a 6582.58
1966 1059.50 943.00 847.00 541.50 287.00 273.10 a 107.98 a 78.03 b 170.69 a 446.50 800.50 987.00 6541.81
1967 1024.60 b 769.00 922.00 923.00 408.00 230.00 5.50 11.50 86.50 499.62 a 697.24 a 1160.50 6737.46
1968 1113.50 761.50 753.00 660.50 461.50 193.50 21.50 177.00 187.00 524.00 821.50 1142.00 6816.50
1969 1148.50 987.00 891.00 657.00 306.50 199.50 47.00 54.00 140.00 666.50 727.00 972.50 6796.50
1970 1012.00 750.50 850.00 803.50 384.00 198.10 a 20.50 9.00 275.69 a 520.36 c 750.00 1178.00 a 6751.65
1971 1018.00 844.50 952.50 695.00 482.00 307.50 66.00 23.00 283.00 647.00 825.00 a 1207.00 7350.50
1972 1180.50 869.00 654.50 727.00 362.00 148.00 30.00 75.50 294.50 531.50 903.00 1206.50 6982.00
1973 1156.00 855.00 909.00 587.50 282.50 167.00 52.04 c 76.00 207.86 b 519.25 c 0.00 z 0.00 z 4812.14
1974 1208.50 950.50 913.50 729.50 0.00 z 0.00 z 94.00 52.50 74.50 439.74 d 790.56 c 1037.47 a 6290.76
1975 1083.34 c 976.77 b 987.19 b 910.20 e 404.72 d 232.20 e 81.38 c 126.00 55.50 578.00 890.50 946.02 a 7271.81
1976 967.00 885.00 954.80 a 745.00 c 349.00 304.66 a 54.50 193.50 154.66 a 395.52 b 597.50 920.50 6521.63
1977 1196.50 763.00 981.00 518.00 673.50 95.50 0.00 z 50.63 a 252.50 457.77 a 798.00 939.00 6725.40
1978 929.50 798.00 653.00 728.00 0.00 z 0.00 z 0.00 z 0.00 z 225.00 h 0.00 z 0.00 z 0.00 z 3108.50
1979 0.00 z 0.00 z 756.00 507.00 g 0.00 z 0.00 z 0.00 z 0.00 z 95.00 c 0.00 z 837.00 926.90 a 2614.90
1980 0.00 z 767.90 e 897.00 610.56 c 451.00 338.65 d 60.34 c 29.50 l 171.60 e 408.54 c 543.00 h 914.50 c 4620.08
1981 886.27 c 815.11 a 598.50 h 466.50 f 443.82 a 198.00 66.50 23.00 192.00 577.50 764.46 b 932.21 c 4898.87
1982 1146.50 897.00 920.50 770.50 412.00 232.00 96.50 0.00 z 315.00 372.00 k 589.50 j 1099.00 5889.00
1983 939.00 809.00 832.00 534.00 i 416.50 165.00 j 102.00 f 36.50 f 145.00 g 378.89 d 849.00 1054.00 5278.39
1984 974.50 849.00 733.50 649.50 374.58 a 241.00 5.50 h 20.50 161.90 a 640.00 899.00 1134.60 a 6678.08
1985 1084.50 910.00 910.00 454.00 443.00 124.50 13.00 72.50 358.00 537.50 1024.00 1007.00 6938.00
1986 809.00 735.00 638.00 621.50 434.50 92.50 37.50 5.00 375.50 0.00 z 742.00 1016.50 5507.00
1987 1118.00 785.50 825.50 426.50 306.00 0.00 z 146.00 27.50 88.00 233.00 771.50 1097.00 5824.50
1988 1106.00 770.00 782.50 549.83 a 501.00 214.00 24.50 13.00 176.50 0.00 z 819.00 1057.50 6013.83
1989 1172.50 1084.50 815.00 476.50 514.00 113.00 42.00 99.50 180.00 544.50 706.50 879.50 6627.50
1990 981.00 944.50 753.50 442.50 503.50 246.50 55.50 84.50 123.50 460.00 844.50 1250.85 a 6690.35
1991 956.00 613.50 965.50 680.00 289.50 n 318.50 19.00 16.50 51.00 334.00 691.00 999.00 5644.00
1992 957.50 719.00 666.50 467.50 172.00 128.50 73.00 30.50 117.00 346.00 817.50 1165.60 a 5660.60
1993 1209.00 999.00 697.00 675.50 365.00 345.00 135.00 114.50 168.00 245.50 l 860.50 1029.50 6598.00
1994 918.00 914.50 696.50 549.50 351.50 190.50 12.50 22.00 137.00 518.50 1042.50 1077.50 6430.50
1995 953.50 601.00 869.50 681.50 425.00 288.50 65.50 92.50 104.00 461.00 602.00 926.50 6070.50
1996 953.50 845.50 746.50 624.50 485.50 190.00 37.00 44.00 244.50 473.00 755.00 982.00 6381.00
1997 1050.00 865.50 724.00 671.50 269.50 246.00 79.50 47.50 194.00 559.50 803.00 1177.50 6687.50
1998 936.00 902.50 797.50 652.00 608.50 207.50 8.50 12.50 134.50 475.50 803.50 1146.00 6684.50
1999 960.45 c 959.84 c 868.55 c 724.44 c 462.86 b 227.31 d 57.87 a 74.00 137.50 371.00 631.80 e 789.00 f 5475.62
2000 999.75 c 818.73 a 803.50 521.00 391.50 113.50 71.50 17.50 227.00 486.00 897.50 938.50 6285.98
2001 990.97 a 905.50 700.50 688.00 222.00 203.57 b 30.00 17.00 103.50 371.50 769.00 1052.00 6053.54
2002 1066.50 782.50 848.00 546.00 431.50 130.50 3.00 72.00 133.50 487.50 731.50 933.00 6165.50
2003 793.00 852.96 a 740.50 790.50 424.50 81.50 7.50 26.50 92.50 298.50 895.50 971.00 5974.46
2004 984.00 896.00 567.50 531.50 380.00 125.50 6.00 50.00 192.50 523.50 823.50 933.00 6013.00
2005 1013.00 788.00 724.50 661.50 419.00 309.00 0.50 17.00 210.50 493.50 825.50 983.50 6445.50
2006 994.00 870.00 1018.50 666.00 352.00 111.00 24.00 48.50 166.00 511.50 812.00 1027.00 6600.50
2007 1115.00 834.00 662.62 c 582.50 318.00 163.50 26.00 23.50 226.50 0.00 z 768.00 909.00 f 4719.62
2008 1204.98 d 895.50 824.50 695.00 414.00 196.50 0.50 29.00 108.00 425.00 273.00 s 1039.00 5831.98
2009 734.50 h 834.00 898.40 e 451.50 h 217.00 k 126.00 i 15.00 n 2.50 r 93.00 300.50 p 814.00 1137.00 3776.40
2010 568.00 l 821.00 545.00 k 794.50 620.50 206.00 32.50 t 71.96 c 163.50 413.00 419.00 p 958.50 4048.96
2011 986.50 929.00 934.00 747.86 b 586.00 273.00 41.50 2.50 69.00 454.00 838.50 478.00 q 5861.86
2012 972.07 c 895.00 511.50 n 379.00 m 212.50 n 155.50 i 20.50 k 8.50 k 21.00 s 245.00 o 762.00 895.00 f 2629.07
2013 807.00 h 198.00 v 276.50 r 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
Period of Record Statistics
MEAN 1029.74 845.27 822.21 648.27 422.45 205.95 49.38 56.43 171.93 464.86 796.09 1030.01 6537.44
S.D. 104.57 96.22 109.01 117.37 102.17 74.41 37.41 44.44 78.59 94.19 90.25 97.76 381.73
SKEW -0.07 -0.34 -0.27 0.11 0.07 0.03 0.75 1.09 0.66 -0.20 0.14 0.44 -0.09
MAX 1209.00 1084.50 1018.50 923.00 673.50 345.00 146.00 193.50 375.50 666.50 1042.50 1250.85 7350.50
MIN 793.00 601.00 567.50 426.50 172.00 66.72 0.50 2.50 51.00 233.00 597.50 874.20 5660.60
NO YRS 48 49 49 47 47 46 45 46 50 44 48 47 28