RENO TAHOE INTL AP, NEVADA

Monthly Total Growing Degree Days

(266779)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1937 0.00 z 0.00 z 98.00 182.00 542.00 690.50 964.50 887.00 663.00 369.00 118.50 34.50 4549.00
1938 13.00 5.50 31.50 258.50 484.50 728.50 913.00 875.50 677.00 280.50 24.50 15.00 4307.00
1939 15.50 0.50 172.00 370.50 521.50 657.00 1030.50 1063.00 690.00 320.00 166.00 93.50 5100.00
1940 31.00 46.00 143.00 251.50 626.50 874.50 891.50 966.50 559.50 384.50 46.00 29.00 4849.50
1941 10.50 60.00 93.00 159.00 471.00 619.00 954.50 818.50 485.00 256.00 164.50 46.00 4137.00
1942 7.50 9.50 67.00 218.00 343.00 607.50 945.00 899.50 613.50 363.50 100.50 43.00 4217.50
1943 14.00 61.00 142.00 323.00 465.00 516.50 943.00 775.50 721.00 324.00 52.50 3.50 4341.00
1944 1.50 13.50 86.50 145.50 464.50 523.50 846.00 804.50 636.00 395.50 52.00 5.00 3974.00
1945 8.00 40.00 44.50 217.50 416.00 610.50 966.50 853.00 605.50 422.50 70.50 34.00 4288.50
1946 23.50 16.50 70.00 284.00 487.00 612.00 909.50 926.50 579.00 197.00 48.00 24.50 4177.50
1947 3.50 61.00 131.00 265.50 629.00 608.50 823.00 809.00 643.50 361.00 25.00 0.50 4360.50
1948 56.50 22.50 33.00 160.00 371.00 665.50 860.00 782.50 614.50 367.00 52.00 9.50 3994.00
1949 0.00 14.00 49.00 347.00 455.50 682.50 894.00 782.00 627.50 261.00 131.50 2.00 4246.00
1950 50.00 64.50 58.50 246.50 451.00 612.50 929.50 872.50 585.00 410.50 179.50 48.50 4508.50
1951 20.50 56.50 50.00 292.00 429.50 700.00 929.50 821.00 668.00 216.00 82.00 10.50 4275.50
1952 3.50 11.00 59.50 233.50 478.50 568.50 942.00 845.50 657.50 438.00 30.50 1.50 4269.50
1953 87.00 30.50 75.50 211.00 243.00 509.00 944.50 793.00 718.50 287.50 115.00 7.50 4022.00
1954 26.00 51.50 45.50 313.00 589.00 599.50 911.50 732.00 531.00 315.50 89.50 10.50 4214.50
1955 0.00 8.50 67.50 92.00 415.50 669.00 827.00 914.50 594.50 335.50 77.50 46.00 4047.50
1956 30.00 10.50 111.50 208.50 461.50 648.50 887.00 768.50 638.00 277.00 54.50 19.00 4114.50
1957 0.00 51.50 117.50 174.00 417.00 746.00 884.50 773.50 644.00 216.00 24.50 9.50 4058.00
1958 10.00 85.00 29.50 178.00 593.50 641.00 879.00 992.50 605.00 390.50 90.00 21.00 4515.00
1959 36.50 5.50 95.00 309.00 349.50 757.50 1020.00 829.00 520.50 367.50 33.50 0.00 4323.50
1960 5.00 20.00 162.50 252.50 368.00 755.00 942.50 790.50 630.00 279.00 65.00 10.00 4280.00
1961 2.00 69.50 96.00 223.00 414.50 798.00 910.50 902.00 477.00 318.50 28.00 14.50 4253.50
1962 11.00 13.50 58.50 303.50 357.50 650.00 836.00 666.00 624.00 347.00 99.50 25.00 3991.50
1963 5.00 127.50 56.50 108.00 531.00 569.50 777.00 766.00 697.00 384.50 72.00 10.50 4104.50
1964 18.00 0.50 50.00 187.00 391.50 638.50 950.50 833.00 542.00 472.00 105.00 87.50 4275.50
1965 21.00 69.00 114.50 292.00 435.00 576.00 809.50 799.50 448.00 388.00 113.50 6.50 4072.50
1966 12.00 18.00 171.50 305.50 640.00 709.00 796.00 852.00 559.50 296.00 106.00 13.00 4478.50
1967 42.50 58.00 92.50 57.00 461.00 595.50 918.50 959.50 678.00 341.00 142.50 6.50 4352.50
1968 5.50 126.00 105.00 165.00 396.50 685.00 1021.00 758.50 586.00 328.50 88.50 18.50 4284.00
1969 54.00 10.00 106.00 252.00 561.50 659.00 954.50 891.50 699.50 169.50 59.00 65.50 4482.00
1970 76.00 84.00 90.00 134.50 557.50 752.50 1024.00 977.50 514.50 265.50 166.50 17.00 4659.50
1971 39.00 34.50 117.50 191.50 339.00 591.00 976.00 952.50 495.50 250.00 33.00 6.50 4026.00
1972 27.00 83.50 241.50 198.50 521.50 751.00 949.50 855.00 497.00 291.00 32.00 13.50 4461.00
1973 10.00 13.00 24.00 144.00 582.50 729.50 931.50 849.50 554.00 286.50 152.50 52.00 4329.00
1974 51.50 18.50 134.50 201.00 464.00 716.50 834.50 797.00 642.50 288.50 63.00 10.50 4222.00
1975 12.50 24.50 54.50 59.50 440.50 670.50 941.50 767.50 725.00 308.00 58.50 20.50 4083.00
1976 1.00 30.50 78.50 157.50 542.00 630.50 897.50 685.00 661.00 350.00 136.50 0.00 4170.00
1977 2.50 54.50 54.50 341.00 273.50 855.50 913.00 924.00 622.00 377.50 110.00 57.50 4585.50
1978 12.00 39.50 228.50 167.50 381.00 645.50 913.50 842.50 527.00 426.50 66.00 0.00 4249.50
1979 7.50 28.00 97.00 213.00 528.50 716.00 927.50 859.50 727.00 442.00 41.00 24.50 4611.50
1980 42.50 59.50 24.00 301.00 447.50 623.00 971.00 851.50 691.00 341.00 130.00 45.50 4527.50
1981 26.50 63.00 70.50 321.00 542.00 848.50 865.50 912.00 740.50 228.50 125.50 48.50 4792.00
1982 6.50 102.00 67.50 160.50 463.50 653.50 941.00 893.00 510.50 213.50 16.00 17.50 4045.00
1983 7.50 38.00 77.00 131.50 412.50 675.00 841.00 927.50 687.00 436.00 127.50 72.50 4433.00
1984 4.00 17.50 141.00 189.50 602.00 649.50 1032.50 922.00 692.50 215.50 61.00 0.00 4527.00
1985 0.00 38.50 56.50 382.00 504.50 857.00 1036.00 881.00 520.50 329.50 70.00 9.50 4685.00
1986 51.00 141.00 252.00 276.00 539.00 824.00 911.00 1021.00 490.00 339.00 121.00 16.50 4981.50
1987 16.50 52.00 133.50 444.00 611.00 835.50 872.50 970.00 750.00 504.00 108.50 62.00 5359.50
1988 21.00 75.50 159.50 336.00 512.50 809.00 1090.50 1030.00 700.00 568.50 124.00 1.50 5428.00
1989 6.50 73.50 221.00 422.00 526.50 788.50 1008.00 856.00 655.50 362.50 90.50 21.00 5031.50
1990 33.50 13.50 204.50 433.00 509.00 770.00 1043.50 965.00 760.00 455.50 103.00 7.50 5298.00
1991 7.50 110.50 50.50 212.00 364.50 674.00 1063.50 977.50 774.00 527.00 165.50 7.00 4933.50
1992 15.50 87.50 212.50 473.50 771.50 794.50 954.50 1013.50 744.00 474.00 87.50 14.00 5642.50
1993 1.00 5.00 265.00 261.50 569.50 656.00 898.50 929.50 760.00 461.50 89.00 39.00 4935.50
1994 23.50 47.50 274.00 386.50 612.00 854.50 1151.50 1044.00 749.00 380.50 33.00 9.50 5565.50
1995 55.00 183.00 138.50 233.00 465.50 663.00 993.50 1013.50 689.00 385.50 205.00 89.00 5113.50
1996 30.50 96.00 113.50 259.00 468.00 720.50 1019.50 929.00 599.50 340.00 99.50 90.00 4765.00
1997 45.50 26.50 230.00 241.50 642.00 676.50 910.00 922.50 676.00 297.00 97.50 1.50 4766.50
1998 45.50 9.50 140.00 189.00 336.50 698.50 1109.00 1082.00 769.50 304.00 105.00 21.00 4809.50
1999 39.50 62.50 156.00 242.50 580.50 819.00 1044.50 929.50 774.50 495.00 228.00 2.50 5374.00
2000 58.00 64.50 187.50 421.50 634.00 927.00 1017.50 1034.50 702.50 373.50 41.00 10.00 5471.50
2001 0.50 25.50 277.50 260.50 820.00 896.00 1059.00 1118.50 839.50 564.50 176.50 14.00 6052.00
2002 32.50 70.50 155.00 367.00 566.50 898.00 1190.50 1006.50 790.00 394.50 124.50 34.00 5629.50
2003 111.50 31.00 212.50 173.50 632.00 948.00 1216.00 1056.00 841.00 606.00 61.50 50.50 5939.50
2004 14.50 35.00 367.00 410.00 649.00 909.50 1175.50 1061.00 776.00 397.00 109.50 44.50 5948.50
2005 0.00 33.50 196.00 274.00 583.50 744.83 a 1239.50 1104.50 685.00 477.50 187.00 95.50 5620.83
2006 33.50 74.50 68.00 324.00 694.50 981.00 1231.00 1040.50 767.50 397.50 185.50 54.50 5852.00
2007 5.00 79.00 311.00 394.50 725.50 972.50 1239.50 1123.50 707.50 388.00 179.00 37.50 6162.50
2008 0.50 50.00 171.50 298.00 599.00 890.00 1163.50 1147.00 841.50 459.50 190.00 19.00 5829.50
2009 26.50 63.00 151.50 315.50 775.50 786.50 1168.50 1050.00 887.50 376.50 144.00 0.50 5745.50
2010 11.50 67.50 181.00 250.00 397.50 850.50 1173.00 1011.50 822.00 493.00 148.00 75.50 5481.00
2011 53.50 35.54 b 158.00 278.00 446.00 768.00 1097.00 1103.50 916.50 507.50 97.50 27.00 5488.04
2012 64.50 56.50 210.50 415.00 668.00 866.50 1169.50 1207.50 921.50 564.50 211.50 67.50 6423.00
2013 20.50 24.00 287.50 8.00 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 332.00
Period of Record Statistics
MEAN 23.35 48.15 128.90 256.18 507.39 721.97 976.54 913.79 663.35 366.09 100.11 27.36 4732.92
S.D. 22.72 35.62 76.90 93.24 116.14 113.04 114.36 115.99 107.42 94.58 51.96 26.00 645.96
SKEW 1.38 1.14 0.83 0.23 0.32 0.39 0.71 0.26 0.18 0.32 0.42 1.10 0.82
MAX 111.50 183.00 367.00 473.50 820.00 981.00 1239.50 1207.50 921.50 606.00 228.00 95.50 6423.00
MIN 0.00 0.50 24.00 57.00 243.00 509.00 777.00 666.00 448.00 169.50 16.00 0.00 3974.00
NO YRS 76 76 77 76 76 76 76 76 76 76 76 76 75