OVERTON, NEVADA

Monthly Total Heating Degree Days

(265846)

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
1939 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 0.00 h 0.00 z 60.50 194.50 392.50 647.50
1940 0.00 z 0.00 z 0.00 z 35.00 0.00 a 0.00 0.00 a 0.00 0.00 z 49.00 374.50 493.00 951.50
1941 506.33 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 a 0.00 0.00 0.00 z 340.00 570.50 1416.83
1942 514.50 470.00 296.00 6.50 14.00 0.00 0.00 0.00 q 0.00 33.50 267.50 498.50 2100.50
1943 578.67 a 305.50 216.00 0.00 z 1.00 0.00 0.00 0.00 0.00 49.50 329.00 495.00 1974.67
1944 580.50 486.50 312.00 109.50 4.00 1.50 0.00 0.00 0.00 0.00 p 361.00 558.53 b 2413.53
1945 301.50 o 394.24 c 325.50 112.00 0.00 a 0.00 b 0.00 0.00 0.00 b 42.37 a 391.50 570.83 b 1836.43
1946 622.00 442.50 244.12 c 33.50 0.00 b 0.00 b 0.00 0.00 d 0.00 100.50 411.50 528.00 2382.12
1947 674.50 309.50 144.00 46.50 0.00 0.00 a 0.00 c 0.00 0.00 49.00 418.00 593.00 2234.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 f 0.00 0.50 42.50 439.00 673.00 1155.00
1949 888.50 572.44 a 286.50 57.00 h 0.00 a 0.00 0.00 0.00 0.00 113.00 210.00 622.00 2692.44
1950 681.50 321.50 218.00 29.00 21.00 0.00 0.00 0.00 a 0.00 7.00 245.50 447.00 1970.50
1951 611.00 453.00 255.75 a 56.00 24.00 0.00 0.00 0.00 0.00 a 71.30 a 361.50 682.50 2515.05
1952 695.50 466.00 406.74 b 34.50 1.50 0.00 0.00 z 0.00 b 3.10 a 22.50 i 375.50 f 564.56 e 2171.90
1953 546.00 489.00 270.00 128.50 57.19 b 0.00 0.00 0.00 0.00 101.50 342.50 717.13 a 2651.82
1954 671.00 285.50 362.38 b 31.50 13.00 4.50 0.00 0.00 a 0.00 62.00 a 257.00 652.03 a 2338.91
1955 753.50 589.00 328.71 b 146.38 a 35.65 a 4.00 0.00 a 0.00 e 0.00 d 31.53 b 363.62 a 523.79 b 2776.18
1956 558.60 e 674.00 324.50 98.79 a 6.00 0.00 0.00 0.00 0.00 100.50 441.50 603.00 2806.89
1957 635.00 265.00 225.50 89.00 26.00 0.00 a 0.00 0.00 a 0.00 60.00 449.50 603.00 2353.00
1958 596.00 380.00 379.50 182.00 17.00 0.00 0.00 0.00 4.00 44.43 a 406.55 a 606.00 2615.49
1959 669.00 512.50 315.00 31.50 21.50 0.00 0.00 0.00 3.62 a 39.50 349.66 a 529.00 2471.28
1960 714.50 545.00 234.50 77.00 4.50 0.00 a 0.00 0.00 0.00 55.00 350.50 627.00 2608.00
1961 646.50 419.00 296.00 101.00 11.00 0.00 0.00 0.00 0.00 101.02 b 389.42 d 657.64 c 2621.58
1962 657.00 403.85 b 295.50 i 17.68 b 26.83 e 0.00 c 0.00 b 0.00 0.00 5.00 247.22 c 435.00 g 1357.57
1963 562.50 g 265.42 d 276.00 g 114.50 h 0.00 f 0.00 j 0.00 e 0.00 b 0.00 e 1.50 g 249.81 d 483.00 g 515.22
1964 653.38 e 0.00 z 260.00 i 60.00 h 17.00 n 0.00 j 0.00 c 0.00 e 1.50 f 12.50 248.00 n 602.84 c 1268.72
1965 289.50 n 290.50 g 215.50 j 97.50 h 15.50 l 0.00 f 0.00 i 0.00 j 4.50 h 18.71 b 92.00 p 410.00 h 18.71
1966 472.50 j 336.00 j 157.00 h 55.50 m 1.00 n 0.00 i 0.00 k 0.00 h 0.00 m 41.13 e 200.00 i 328.00 l 41.13
1967 408.00 j 330.50 h 171.65 d 163.00 k 30.50 i 0.00 m 0.00 h 0.00 e 0.00 d 15.50 273.75 b 688.72 a 1149.61
1968 597.78 a 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 597.78
1969 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 0.00 z 0.00
1970 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 0.00 z 0.00
1971 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 0.00 z 0.00
1972 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 0.00 z 0.00
1973 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 0.00 z 0.00
1974 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 0.00 z 0.00
1975 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 0.00 z 0.00
1976 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 0.00 z 0.00
1977 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 0.00 z 0.00
1978 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 0.00 z 0.00
1979 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 0.00 z 0.00
1980 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 0.00 z 0.00
1981 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 0.00 z 0.00
1982 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 0.00 z 0.00
1983 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 0.00 z 0.00
1984 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 0.00 z 0.00
1985 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 0.00 z 0.00
1986 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 0.00 z 0.00
1987 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 0.00 z 0.00
1988 0.00 z 0.00 z 240.50 90.50 38.50 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 369.50
1989 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 0.00 z 0.00
1990 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 0.00 z 0.00
1991 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 0.00 z 0.00
1992 0.00 z 289.00 215.50 7.50 0.00 0.00 0.00 0.00 0.00 16.50 375.50 646.00 1550.00
1993 578.50 379.50 174.50 39.00 5.50 4.00 0.00 0.00 0.00 35.50 438.50 590.00 2245.00
1994 534.00 477.00 102.50 61.50 9.00 0.00 0.00 0.00 0.00 48.00 470.00 521.00 2223.00
1995 512.00 179.50 225.50 89.00 19.50 2.50 0.00 0.00 0.00 30.00 166.50 481.00 1705.50
1996 540.00 269.50 174.00 20.50 6.50 0.00 0.00 0.00 0.00 135.00 239.00 537.50 1922.00
1997 489.50 335.00 123.50 125.00 0.00 0.00 0.00 0.00 0.00 85.50 293.50 616.00 2068.00
1998 554.00 439.50 266.00 169.00 17.00 0.00 0.00 0.00 0.00 55.00 369.50 619.50 2489.50
1999 477.00 351.50 141.00 176.50 17.00 6.50 0.00 0.00 0.00 19.50 208.00 520.05 b 1917.05
2000 446.50 332.50 164.50 16.50 4.00 0.00 0.00 0.00 0.00 0.00 z 427.50 496.00 1887.50
2001 544.50 343.00 166.00 80.50 4.50 0.00 a 0.00 0.00 0.00 7.00 0.00 z 630.50 1776.00
2002 565.00 341.50 276.50 22.50 1.50 0.00 0.00 0.00 0.00 32.00 225.00 544.50 2008.50
2003 351.50 338.00 170.00 82.00 13.00 0.00 0.00 0.00 0.00 1.50 355.00 558.00 1869.00
2004 533.00 453.00 75.00 20.00 0.00 0.00 0.00 0.00 0.00 94.50 358.50 558.00 2092.00
2005 467.50 352.00 224.00 82.00 6.50 0.00 0.00 0.00 0.00 10.50 256.50 600.00 1999.00
2006 537.50 369.00 353.50 58.00 0.00 0.00 0.00 0.00 0.00 76.00 281.00 640.00 2315.00
2007 676.50 362.50 133.00 71.00 12.00 0.00 0.00 0.00 0.00 32.00 227.00 624.50 2138.50
2008 573.50 443.00 200.00 58.00 9.00 0.00 0.00 0.00 0.00 22.50 197.50 625.00 2128.50
2009 463.00 359.00 189.50 97.50 0.00 0.00 0.00 0.00 0.00 48.50 219.00 599.50 1976.00
2010 516.00 328.50 210.00 106.00 9.50 0.00 0.00 0.00 0.00 24.50 362.50 481.00 2038.00
2011 595.50 463.50 249.00 99.00 27.00 0.00 0.00 0.00 0.00 56.50 397.50 662.50 2550.50
2012 555.00 393.50 219.00 64.00 0.00 0.00 0.00 0.00 0.00 24.28 a 220.00 555.00 2030.78
2013 647.50 446.00 121.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 23.00 z 1215.00
Period of Record Statistics
MEAN 586.25 397.56 233.18 73.20 11.00 0.52 0.00 0.00 0.25 48.03 323.38 578.36 2260.04
S.D. 94.17 98.39 78.59 46.49 12.60 1.45 0.00 0.00 0.91 32.24 83.95 69.01 292.47
SKEW 0.48 0.47 0.17 0.59 1.54 2.78 0.00 0.00 3.50 0.77 -0.12 -0.34 0.18
MAX 888.50 674.00 406.74 182.00 57.19 6.50 0.00 0.00 4.00 135.00 470.00 717.13 2806.89
MIN 351.50 179.50 75.00 6.50 0.00 0.00 0.00 0.00 0.00 1.50 166.50 392.50 1705.50
NO YRS 43 43 43 41 44 44 46 46 45 45 45 46 31