ELTOPIA 8 WSW, WASHINGTON

Monthly Total Growing Degree Days

(452542)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200701
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
1974 0.00 z 0.00 z 173.00 331.50 484.00 816.00 914.50 924.00 717.50 345.00 110.50 35.00 4851.00
1975 14.00 25.50 85.50 192.50 515.50 669.00 1033.50 818.50 700.00 363.50 120.50 35.28 b 4573.28
1976 26.50 58.00 138.98 a 289.00 532.00 636.50 909.00 847.50 747.93 a 326.02 a 108.50 8.00 4627.93
1977 5.50 106.50 132.50 430.50 459.00 828.00 872.28 b 1015.50 564.00 351.00 103.00 64.50 4932.28
1978 2.00 32.00 244.00 303.50 492.38 a 763.00 933.00 861.50 615.00 322.50 41.00 14.00 4623.88
1979 0.00 55.50 208.00 333.50 626.00 776.50 959.50 928.00 755.50 465.00 28.00 42.50 5178.00
1980 0.00 30.50 129.50 418.50 591.50 655.00 915.00 797.00 716.38 a 356.50 110.50 71.50 4791.88
1981 33.50 95.00 217.00 336.00 542.50 657.50 886.00 1019.00 688.00 329.00 116.54 d 25.50 4945.54
1982 16.50 113.00 132.00 227.00 531.50 817.00 901.50 912.50 646.00 311.50 29.00 18.50 4656.00
1983 70.50 101.50 256.00 297.50 625.50 673.50 859.50 968.00 564.50 370.00 164.00 0.00 4950.50
1984 39.00 51.00 222.50 270.50 452.50 693.50 946.50 918.00 568.50 266.50 65.00 4.00 4497.50
1985 0.00 18.00 115.50 370.00 584.00 726.00 1046.50 819.00 515.50 295.50 44.50 0.00 4534.50
1986 4.50 79.50 229.00 286.50 612.00 867.50 814.00 1022.00 582.00 402.50 115.50 1.50 5016.50
1987 5.00 33.00 213.50 0.00 z 656.50 777.78 c 881.50 900.50 747.50 372.50 126.50 49.50 4763.78
1988 2.50 79.00 129.50 396.00 562.00 737.50 937.00 901.50 654.50 547.50 127.50 11.50 5086.00
1989 61.00 0.00 174.50 420.50 546.50 803.50 906.00 872.00 677.50 360.50 141.50 10.50 4974.00
1990 70.00 47.00 185.00 417.50 530.00 740.00 1010.00 923.00 795.00 299.00 156.00 13.00 5185.50
1991 15.50 108.00 110.50 323.00 494.50 630.00 938.50 998.50 714.00 361.50 66.50 51.00 4811.50
1992 59.50 78.50 263.00 388.50 658.50 880.00 935.00 915.00 598.00 394.00 76.50 3.50 5250.00
1993 0.00 7.00 132.50 310.50 708.00 711.00 770.00 848.00 653.50 395.00 29.50 30.00 4595.00
1994 36.50 46.50 239.50 437.50 629.00 707.50 1002.00 917.00 748.50 353.50 40.00 45.00 5202.50
1995 29.50 123.00 151.50 304.50 622.00 709.50 925.00 807.50 748.00 323.50 150.50 25.50 4920.00
1996 28.00 55.50 133.50 376.00 450.50 691.00 984.00 903.00 605.50 330.00 54.00 2.50 4613.50
1997 16.50 65.50 195.50 279.00 638.00 688.00 918.50 994.50 705.00 349.00 92.50 26.50 4968.50
1998 34.00 79.00 191.50 313.50 577.50 750.50 1084.50 995.50 793.00 330.00 156.50 37.50 5343.00
1999 53.50 82.00 171.50 277.50 454.50 686.50 875.50 983.50 653.50 343.50 171.50 67.50 4820.50
2000 11.50 34.00 134.00 420.00 568.50 742.00 907.50 896.50 619.50 338.50 19.00 0.00 4691.00
2001 7.50 10.50 175.00 278.50 600.50 659.00 932.00 974.00 731.00 353.00 124.50 30.00 4875.50
2002 43.50 58.50 110.50 332.00 512.00 769.00 1003.50 900.50 665.50 307.50 123.00 45.50 4871.00
2003 55.00 55.00 290.50 355.00 0.00 z 802.50 1024.50 963.98 e 766.00 504.50 57.50 2.00 4876.48
2004 16.00 29.00 296.00 402.50 582.50 770.50 1019.50 1010.00 662.00 433.50 59.50 29.50 5310.50
2005 13.50 24.00 261.50 365.00 655.50 724.00 990.00 951.00 626.50 425.00 46.50 2.00 5084.50
2006 53.00 0.00 z 143.50 357.50 614.50 799.50 1055.00 941.00 697.50 361.50 120.50 13.50 5157.00
2007 14.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 14.50
Period of Record Statistics
MEAN 25.39 57.45 181.39 338.78 565.92 738.13 942.13 922.64 674.01 363.26 93.82 24.74 4894.15
S.D. 22.24 33.46 56.84 61.73 69.28 65.70 70.32 64.66 72.23 58.75 45.45 21.20 245.92
SKEW 0.62 0.23 0.36 -0.21 -0.07 0.30 -0.08 -0.22 -0.25 1.36 -0.06 0.60 0.12
MAX 70.50 123.00 296.00 437.50 708.00 880.00 1084.50 1022.00 795.00 547.50 171.50 71.50 5343.00
MIN 0.00 0.00 85.50 192.50 450.50 630.00 770.00 797.00 515.50 266.50 19.00 0.00 4497.50
NO YRS 33 31 33 32 32 33 33 33 33 33 33 33 29