MOUNTAIN PASS, CALIFORNIA

Monthly Total Heating Degree Days

(045890)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1955 0.00 z 318.50 r 559.50 401.50 202.50 40.00 f 0.00 c 0.00 46.50 104.00 539.50 630.00 2483.50
1956 638.50 773.50 511.50 380.50 115.00 3.50 0.00 0.00 0.00 263.50 559.50 704.50 3950.00
1957 900.00 463.00 522.50 253.00 h 224.00 12.00 0.00 6.50 5.00 353.00 690.50 683.50 3860.00
1958 744.00 548.00 752.50 389.50 67.00 11.50 0.00 0.00 m 28.50 147.50 541.50 562.00 3792.00
1959 682.00 712.00 262.00 l 192.50 143.00 0.00 0.00 2.00 41.00 143.50 502.00 752.50 3170.50
1960 990.50 769.00 422.00 247.50 140.50 0.00 z 0.00 z 0.00 z 0.00 z 167.50 m 565.50 453.50 n 3135.00
1961 592.00 f 378.00 j 296.00 n 207.00 k 126.50 i 36.50 v 0.00 z 0.00 m 61.50 237.31 b 551.79 b 866.28 d 1716.87
1962 800.50 651.00 b 602.90 b 109.44 c 165.33 d 0.00 b 0.00 k 0.00 m 0.00 z 0.00 z 143.50 v 654.50 2983.67
1963 812.00 408.50 581.00 485.36 b 39.02 b 58.39 b 0.00 0.00 17.00 1.00 u 322.00 f 681.00 3082.27
1964 815.50 449.50 j 175.00 u 360.00 182.50 34.50 0.00 0.00 4.00 63.50 642.50 668.00 2770.50
1965 678.50 577.00 613.50 412.50 248.00 6.50 0.00 0.00 56.00 0.00 z 0.00 z 0.00 z 2592.00
1966 0.00 z 0.00 z 316.89 d 214.50 45.00 28.39 b 0.00 z 0.00 z 0.00 z 149.50 402.00 743.50 1899.78
1967 693.50 451.36 c 350.30 a 457.50 96.50 0.00 z 1.00 0.00 2.50 15.00 284.50 970.30 a 3322.46
1968 817.00 720.00 661.50 225.56 c 184.50 3.00 0.00 1.50 42.00 255.50 405.00 839.50 4155.06
1969 695.50 728.50 576.00 244.00 87.00 29.50 0.00 0.00 4.00 246.50 481.50 663.00 3755.50
1970 683.00 490.50 545.50 460.50 98.50 22.00 0.00 0.00 15.50 256.50 385.00 786.50 3743.50
1971 726.50 564.50 468.00 339.50 219.50 31.50 0.00 0.00 33.00 451.00 560.00 890.50 4284.00
1972 787.00 525.50 250.58 a 318.00 e 46.50 l 1.00 n 0.00 l 0.00 o 24.50 q 182.00 k 618.00 h 1055.00 2936.08
1973 0.00 z 0.00 z 899.50 482.00 92.50 25.50 0.00 3.00 30.50 271.50 659.00 798.00 3261.50
1974 1046.50 776.50 587.00 481.50 142.00 2.00 4.00 0.00 0.00 221.50 616.07 b 946.00 4823.07
1975 914.50 c 798.00 786.00 741.50 226.00 i 42.00 e 0.00 b 0.00 d 0.00 r 181.00 m 381.50 o 642.14 c 3924.14
1976 667.50 557.00 611.00 412.00 57.00 21.50 m 0.00 12.06 d 60.58 d 302.85 e 466.61 b 765.50 3912.09
1977 798.50 485.00 563.50 g 249.83 a 348.00 0.00 0.00 0.00 42.50 92.00 417.50 580.50 3013.83
1978 774.00 587.00 406.50 381.50 195.54 e 0.00 a 0.00 e 0.00 68.00 86.50 592.00 633.50 j 3091.04
1979 937.48 b 701.00 575.00 323.33 c 122.00 21.00 2.50 9.50 0.00 136.73 c 581.38 a 0.00 z 3409.93
1980 698.50 553.50 649.97 a 355.50 286.50 25.50 0.00 e 0.00 4.66 a 255.00 429.00 552.83 a 3810.96
1981 635.50 562.33 d 601.00 210.00 100.75 e 0.00 z 0.00 z 0.00 z 0.00 z 279.50 409.50 638.00 3436.58
1982 886.50 615.50 648.00 429.00 0.00 z 0.00 z 0.00 z 1.00 0.00 z 302.00 633.50 839.50 4355.00
1983 693.00 592.50 567.00 517.00 197.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 421.50 k 703.00 3269.50
1984 707.00 615.00 453.50 372.00 57.50 14.50 0.00 0.00 13.50 351.00 586.00 889.50 4059.50
1985 845.00 696.50 659.00 204.00 50.50 20.00 0.00 0.00 92.50 163.00 j 426.00 o 521.50 i 2567.50
1986 414.00 i 337.50 j 405.00 415.18 b 71.50 z 0.00 z 0.00 q 0.00 l 107.50 263.50 a 228.00 m 722.00 1913.18
1987 537.00 k 583.85 a 619.00 104.50 j 147.50 0.00 o 0.00 q 0.00 i 0.50 j 61.00 l 308.00 m 911.40 a 2261.75
1988 461.00 m 373.00 j 526.48 a 342.93 a 78.50 l 13.33 c 0.00 n 0.00 m 36.50 k 0.00 k 279.50 k 523.00 j 882.75
1989 542.00 k 455.00 j 349.50 101.00 92.47 b 3.00 0.00 l 0.00 0.00 j 83.00 j 358.00 406.50 l 903.97
1990 470.50 n 713.50 438.50 209.50 119.50 i 21.72 a 0.00 i 0.00 j 0.00 k 88.87 a 295.50 l 561.50 k 1472.09
1991 783.50 244.50 k 734.18 a 383.50 140.00 k 7.00 l 0.00 0.00 j 4.00 k 165.00 i 240.50 l 493.00 i 1901.18
1992 758.00 309.50 m 432.50 g 170.00 6.00 n 19.50 j 5.00 o 0.00 k 0.00 k 68.50 k 383.50 j 580.00 j 928.00
1993 576.50 i 681.50 394.50 181.50 j 31.50 l 25.50 m 0.00 i 0.00 j 4.50 k 91.00 m 337.50 k 539.50 i 1076.00
1994 422.00 k 469.00 i 253.00 i 190.00 i 94.00 i 1.03 a 0.00 i 0.00 8.50 k 156.00 k 336.00 o 456.00 l 1.03
1995 511.50 j 240.00 k 294.00 n 232.00 j 126.50 k 95.00 c 0.00 j 0.00 5.50 k 52.00 o 172.00 m 372.50 l 95.00
1996 371.00 l 535.50 254.00 m 212.00 22.00 k 11.00 i 0.00 i 0.00 j 8.00 i 158.00 l 163.00 q 360.50 m 747.50
1997 401.00 n 290.00 n 165.00 l 110.00 n 3.50 k 11.00 j 0.00 k 0.00 n 0.00 b 119.00 m 164.00 p 504.50 k 0.00
1998 416.50 m 377.00 m 275.00 i 295.50 i 210.50 o 18.50 m 0.00 i 0.00 j 8.50 l 162.50 k 258.00 o 392.00 o 0.00
1999 351.50 n 335.00 l 371.00 h 357.00 k 93.00 l 37.00 l 0.00 m 0.00 n 5.50 l 31.00 m 150.00 n 421.00 l 0.00
2000 0.00 z 404.00 j 398.50 i 117.50 l 82.50 l 8.50 s 0.00 n 1.50 j 9.50 j 145.50 n 376.50 m 303.50 p 0.00
2001 496.00 l 470.50 k 267.50 k 201.50 n 29.50 k 0.50 l 0.00 p 0.00 n 0.00 m 37.50 k 234.00 p 358.50 q 0.00
2002 488.00 k 299.50 m 344.00 l 68.50 q 93.00 l 0.00 j 0.00 p 0.00 k 3.00 j 164.50 j 270.00 m 456.00 l 0.00
2003 315.50 l 410.50 k 307.00 l 471.00 164.50 1.00 0.00 0.00 1.50 21.00 650.50 751.00 2060.50
2004 796.50 745.00 300.00 291.50 75.50 0.00 z 0.00 0.00 63.50 287.50 674.50 777.50 4011.50
2005 735.00 683.00 593.50 451.00 179.50 24.00 0.00 0.00 i 15.50 219.50 475.50 745.50 4122.00
2006 531.00 j 639.00 701.63 a 386.50 52.70 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1779.83
Period of Record Statistics
MEAN 778.74 621.32 547.03 345.79 139.98 18.98 0.28 1.27 30.60 209.47 523.57 755.26 4072.70
S.D. 102.73 104.86 143.68 127.83 74.61 20.73 0.90 3.04 30.08 107.50 107.35 123.53 360.01
SKEW 0.81 -0.09 0.00 0.35 0.74 1.89 3.33 2.58 0.85 -0.04 -0.33 0.46 1.13
MAX 1046.50 798.00 899.50 741.50 348.00 95.00 4.00 12.06 107.50 451.00 690.50 1055.00 4823.07
MIN 635.50 408.50 250.58 101.00 39.02 0.00 0.00 0.00 0.00 15.00 284.50 552.83 3743.50
NO YRS 31 33 37 40 33 29 27 28 28 28 28 31 8