WALLA WALLA WB CITY, WASHINGTON

Monthly Total Growing Degree Days

(458931)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 198712
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 914.50 0.00 z 962.00 710.00 381.50 134.00 25.50 3127.50
1949 0.50 50.00 170.50 498.00 766.00 828.00 1056.00 1054.00 786.00 341.00 248.50 73.00 5871.50
1950 11.00 75.50 162.50 316.00 577.50 771.50 1103.00 1105.00 812.50 434.50 135.00 112.00 5616.00
1951 59.50 63.00 131.00 430.50 638.50 821.00 1139.00 1047.50 798.50 399.00 127.50 31.50 5686.50
1952 19.00 97.50 170.50 484.50 676.50 768.00 1126.50 1059.00 865.50 619.50 69.50 69.00 6025.00
1953 272.00 110.50 250.50 355.50 553.50 676.00 1091.50 1042.50 867.00 520.50 196.00 117.00 6052.50
1954 76.00 132.50 120.00 357.00 661.50 694.50 1036.00 930.00 719.50 376.50 290.00 46.50 5440.00
1955 14.50 36.00 93.00 238.00 487.50 851.50 980.50 1062.50 743.00 449.50 114.00 72.50 5142.50
1956 36.50 28.50 187.50 462.50 687.00 738.00 1170.50 1024.00 784.50 385.50 78.00 124.00 5706.50
1957 1.50 89.00 157.00 427.50 708.50 852.50 1017.00 962.50 836.00 323.50 105.50 129.00 5609.50
1958 114.00 207.00 153.50 338.00 822.50 923.00 1202.00 1206.50 737.00 478.50 215.50 74.50 6472.00
1959 111.50 51.50 225.00 407.00 518.50 833.50 1132.00 955.00 669.50 447.00 127.50 41.50 5519.50
1960 34.00 86.00 261.50 400.50 548.50 842.00 1253.00 957.50 787.00 484.50 162.50 10.50 5827.50
1961 120.00 198.00 261.50 360.50 595.50 994.50 1188.00 1210.50 651.50 386.50 45.50 94.00 6106.00
1962 88.00 91.00 141.00 464.50 484.00 798.00 1069.50 957.00 777.00 438.50 198.50 98.00 5605.00
1963 39.50 113.50 241.50 319.50 646.00 817.50 953.00 1070.50 895.00 558.00 207.50 31.50 5893.00
1964 91.50 81.50 158.50 300.00 567.00 788.00 1040.50 921.00 693.50 411.00 91.50 59.00 5203.00
1965 49.00 122.50 167.50 453.50 587.00 805.00 1111.00 1036.00 646.50 581.00 188.00 83.00 5830.00
1966 91.00 69.00 253.00 413.50 668.50 760.00 1006.50 1034.00 864.50 457.00 187.00 132.50 5936.50
1967 159.00 146.00 189.50 238.00 616.00 917.00 1169.50 1266.50 925.50 516.00 132.00 113.00 6388.00
1968 92.50 187.00 322.50 322.00 632.00 836.50 1169.50 958.00 769.50 382.00 124.50 50.00 5846.00
1969 7.00 13.50 220.50 365.50 724.50 937.00 1049.00 979.00 783.00 332.00 185.50 58.50 5655.00
1970 39.00 79.50 194.00 243.00 643.50 940.00 1156.00 1112.00 611.00 365.50 134.50 73.50 5591.50
1971 182.00 108.50 135.00 329.50 634.00 695.50 1128.50 1205.00 606.50 399.00 163.00 67.50 5654.00
1972 77.50 107.00 286.50 275.00 688.00 849.00 1062.00 1109.00 652.00 402.00 125.50 124.00 5757.50
1973 72.50 82.00 265.50 395.50 710.50 837.50 1140.50 1047.50 743.50 445.50 118.50 118.50 5977.50
1974 140.50 123.50 233.00 365.50 555.00 941.50 1055.50 1077.00 822.50 447.00 183.50 101.00 6045.50
1975 51.00 54.00 125.00 252.00 604.50 744.00 1178.00 937.50 798.00 448.50 209.50 116.50 5518.50
1976 71.00 111.00 153.00 323.00 607.50 712.50 1065.50 927.50 851.00 430.50 149.50 52.00 5454.00
1977 9.00 159.50 170.50 516.50 511.00 953.50 1016.50 1163.00 661.00 414.50 166.50 112.00 5853.50
1978 8.00 79.00 326.50 354.50 565.00 878.50 1078.00 981.50 698.00 445.00 81.00 32.00 5527.00
1979 0.00 114.00 257.00 399.00 691.50 865.50 1135.50 1064.50 870.50 557.00 37.00 107.00 6098.50
1980 18.50 70.00 169.50 497.50 632.50 714.50 1089.50 931.50 775.00 410.00 167.00 156.50 5632.00
1981 44.50 126.00 265.00 416.50 588.50 731.00 1013.00 1176.50 805.00 415.50 187.50 68.50 5837.50
1982 67.50 142.50 201.50 310.00 605.00 924.00 1063.50 1089.50 714.00 403.00 85.50 77.00 5683.00
1983 158.00 200.00 290.50 378.00 709.00 777.50 985.50 1134.00 646.00 442.00 259.00 14.00 5993.50
1984 87.50 77.00 290.50 340.00 542.00 747.50 1128.00 1102.50 676.50 350.50 131.50 3.50 5477.00
1985 0.00 62.50 179.50 493.50 692.00 859.00 1264.50 964.00 599.00 411.50 90.50 0.00 5616.00
1986 43.00 121.00 343.00 384.50 664.00 991.00 952.00 1217.00 648.50 502.50 170.50 11.00 6048.00
1987 37.00 69.00 317.50 554.00 740.00 941.00 997.00 1053.00 873.00 509.50 193.00 96.00 6380.00
1988 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
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 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
1993 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
1994 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
1995 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
1996 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
1997 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
1998 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
1999 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
2000 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
2001 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
2002 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
2003 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
2004 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
2005 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
2006 0.00 z 0.00 z 0.00 z 358.85 d 612.25 a 812.78 c 460.00 r 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1783.87
Period of Record Statistics
MEAN 66.51 100.90 211.31 378.46 629.06 831.30 1091.60 1052.32 754.33 437.55 150.41 74.41 5784.00
S.D. 58.98 46.55 65.55 80.04 76.47 85.64 77.63 93.66 88.52 67.92 56.77 40.79 295.58
SKEW 1.32 0.59 0.29 0.16 0.17 0.08 0.18 0.45 -0.03 0.71 0.19 -0.12 0.26
MAX 272.00 207.00 343.00 554.00 822.50 994.50 1264.50 1266.50 925.50 619.50 290.00 156.50 6472.00
MIN 0.00 13.50 93.00 238.00 484.00 676.00 952.00 921.00 599.00 323.50 37.00 0.00 5142.50
NO YRS 39 39 39 40 40 41 39 40 40 40 40 40 39