SUNRISE MNR LAS VGAS, NEVADA

Monthly Total Heating Degree Days

(267925)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198910
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
1961 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 148.50 495.50 746.00 1390.00
1962 674.00 463.50 476.00 25.86 a 41.50 2.00 0.00 0.00 0.00 37.50 336.21 a 677.50 2734.07
1963 798.50 304.00 400.50 233.00 0.00 0.00 b 0.00 0.00 0.00 27.50 359.50 725.00 2848.00
1964 800.83 a 608.42 d 444.85 a 154.00 66.50 3.10 a 0.00 0.00 3.00 18.50 490.50 643.00 3232.71
1965 592.50 463.00 410.48 b 225.50 28.93 a 0.00 0.00 0.00 19.50 38.50 311.50 633.84 c 2723.76
1966 704.22 a 554.50 274.50 65.00 c 0.00 0.00 0.00 0.00 0.00 73.00 343.50 615.50 2630.22
1967 650.50 432.50 240.50 273.00 32.50 3.50 0.00 0.00 0.00 40.50 284.50 716.50 2674.00
1968 685.00 305.00 266.00 128.50 23.50 2.00 0.00 0.00 0.00 51.50 355.18 b 788.50 2605.18
1969 556.50 521.00 393.38 b 73.45 a 13.43 a 0.00 0.00 0.00 0.00 133.00 386.00 616.00 2692.76
1970 686.50 364.50 299.50 199.00 3.00 0.00 0.00 0.00 1.50 155.50 360.50 675.50 2745.50
1971 674.00 458.50 339.00 99.50 47.00 0.00 0.00 0.00 9.50 203.50 430.71 b 723.00 2984.71
1972 716.00 426.50 101.00 62.00 5.34 b 0.00 0.00 0.00 0.00 133.50 469.50 751.50 2665.34
1973 766.50 435.00 420.00 104.50 8.00 0.00 0.00 0.00 0.00 57.50 393.00 606.50 2791.00
1974 750.00 469.50 204.00 93.50 10.00 0.00 0.00 0.00 0.00 62.50 376.00 706.80 a 2672.30
1975 678.50 509.50 369.50 209.00 28.50 0.00 0.00 0.00 0.00 82.50 389.00 541.50 2808.00
1976 578.50 361.50 340.00 152.00 1.03 a 0.00 0.00 0.00 0.00 68.00 304.00 693.50 2498.53
1977 654.50 334.50 393.50 47.50 54.00 0.00 0.00 0.00 0.00 16.00 308.50 476.50 2285.00
1978 553.00 386.00 199.43 a 113.50 10.00 0.00 0.00 0.00 2.50 23.00 392.50 760.00 2439.93
1979 778.00 502.00 309.50 93.10 a 15.50 0.00 0.00 0.00 a 0.00 a 47.00 430.50 592.00 2767.60
1980 497.50 344.00 324.00 101.00 28.00 0.00 0.00 0.00 0.00 122.50 332.50 456.50 2206.00
1981 489.50 400.50 284.50 37.00 0.00 0.00 0.00 0.00 0.00 103.00 259.00 544.00 2117.50
1982 590.00 402.50 293.50 88.00 6.00 0.00 0.00 0.00 6.00 126.50 437.50 653.00 2603.00
1983 596.00 356.00 234.50 192.00 20.00 0.00 0.00 0.00 0.00 5.50 248.00 0.00 z 1652.00
1984 568.33 d 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 0.00 z 568.33
1985 0.00 z 511.00 292.00 44.50 0.50 0.00 0.00 0.00 1.50 j 61.50 436.07 b 581.77 a 1927.34
1986 477.50 330.00 145.50 71.00 13.00 0.00 0.00 0.00 26.50 88.50 324.00 629.50 2105.50
1987 680.50 416.00 345.00 54.50 2.50 0.00 0.00 0.00 0.00 24.00 370.50 737.00 2630.00
1988 668.00 422.00 258.50 102.50 43.00 0.00 0.00 z 0.00 1.00 0.00 332.50 620.00 2447.50
1989 718.50 467.50 148.00 21.00 14.00 0.00 0.00 0.00 0.00 72.50 0.00 z 0.00 z 1441.50
Period of Record Statistics
MEAN 651.24 427.74 303.97 113.46 19.10 0.39 0.00 0.00 2.57 72.20 368.77 650.40 2628.72
S.D. 92.20 77.43 94.86 68.87 18.44 0.99 0.00 0.00 6.35 51.48 65.44 85.96 265.12
SKEW -0.23 0.29 -0.26 0.73 0.94 2.26 0.00 0.00 2.85 0.72 0.20 -0.51 -0.27
MAX 800.83 608.42 476.00 273.00 66.50 3.50 0.00 0.00 26.50 203.50 495.50 788.50 3232.71
MIN 477.50 304.00 101.00 21.00 0.00 0.00 0.00 0.00 0.00 0.00 248.00 456.50 2105.50
NO YRS 27 27 27 27 27 27 27 28 27 28 27 26 23