WALLA WALLA WSO, WASHINGTON

Monthly Total Growing Degree Days

(458931)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** 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
1916 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 403.50 582.00 710.50 431.50 103.00 8.50 n 0.00 z 2230.50
1917 0.00 z 0.00 z 1.00 n 33.00 198.50 407.50 803.00 783.00 475.50 231.50 0.00 z 0.00 z 2932.00
1918 0.00 z 0.00 z 0.00 z 116.50 208.00 641.00 752.00 605.00 527.50 206.00 0.00 z 0.00 z 3056.00
1919 0.00 z 0.00 z 25.00 105.00 250.50 438.50 767.50 729.50 350.50 104.00 0.00 z 0.00 z 2770.50
1920 0.00 z 0.00 z 10.50 44.50 181.50 408.50 790.00 707.00 367.50 111.00 0.00 z 0.00 z 2620.50
1921 0.00 z 0.00 z 18.50 61.00 263.50 576.50 694.00 732.00 286.00 187.00 0.00 z 0.00 z 2818.50
1922 0.00 z 0.00 z 5.50 37.50 224.50 672.00 834.00 731.50 512.50 198.00 0.00 z 0.00 z 3215.50
1923 0.00 z 0.00 z 37.00 101.00 275.50 395.50 779.00 760.00 478.00 123.00 0.00 z 0.00 z 2949.00
1924 0.00 z 0.00 z 1.00 85.50 443.00 532.00 778.50 672.00 422.50 149.00 0.00 z 0.00 z 3083.50
1925 0.00 z 0.00 z 15.00 171.00 348.50 535.50 858.50 707.50 439.50 107.00 0.00 z 0.00 z 3182.50
1926 0.00 z 0.00 z 40.50 232.00 301.50 593.50 839.00 697.50 273.00 147.50 0.00 z 0.00 z 3124.50
1927 0.00 z 0.00 z 6.00 80.50 165.50 525.50 748.50 731.50 314.00 161.00 0.00 z 0.00 z 2732.50
1928 0.00 z 0.00 z 34.00 54.00 416.00 479.50 0.00 z 695.50 439.00 157.50 0.00 z 0.00 z 2275.50
1929 0.00 z 0.00 z 19.50 65.00 276.50 443.50 710.00 823.50 355.00 185.00 0.00 z 0.00 z 2878.00
1930 0.00 z 0.00 z 45.00 196.50 261.00 433.00 788.00 782.00 442.50 73.50 0.00 z 0.00 z 3021.50
1931 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
1932 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
1933 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
1934 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
1935 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
1936 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
1937 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
1938 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
1939 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
1940 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
1941 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
1942 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
1943 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
1944 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
1945 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
1946 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
1947 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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 614.50 0.00 z 652.00 410.00 115.00 6.00 0.00 1797.50
1949 0.00 1.00 11.50 205.00 456.00 528.00 746.00 744.00 486.00 95.00 41.50 5.50 3319.50
1950 0.00 5.50 15.50 61.50 275.00 472.50 793.00 795.00 514.50 148.50 6.50 20.50 3108.00
1951 1.50 16.00 13.50 158.50 328.50 521.00 829.00 737.50 498.50 138.00 11.50 0.00 3253.50
1952 0.00 4.00 25.50 199.50 366.50 468.00 816.50 749.00 565.50 312.00 3.00 0.00 3509.50
1953 49.50 4.00 44.50 114.00 244.00 376.00 781.50 732.50 567.00 215.00 28.00 2.00 3158.00
1954 10.50 17.00 8.50 90.00 360.00 395.50 726.00 620.00 421.50 112.50 58.00 0.00 2819.50
1955 0.00 4.00 6.50 36.50 189.00 551.50 670.50 752.50 443.00 157.50 27.50 7.50 2846.00
1956 0.00 0.00 17.50 189.00 380.00 438.00 860.50 714.00 484.50 133.00 3.00 9.50 3229.00
1957 0.00 16.50 6.00 134.00 398.50 552.50 707.00 652.50 536.00 70.00 5.00 5.50 3083.50
1958 7.00 39.50 4.00 69.50 513.00 623.00 892.00 896.50 437.00 205.00 48.50 9.50 3744.50
1959 13.50 6.00 18.00 128.00 217.00 533.50 822.00 645.00 369.50 157.50 34.50 9.00 2953.50
1960 6.50 1.00 94.00 136.00 242.50 542.00 943.00 647.50 487.00 198.00 19.50 0.00 3317.00
1961 17.50 13.50 35.50 102.00 289.50 694.50 878.00 900.50 351.50 138.50 0.50 5.00 3426.50
1962 7.00 4.50 7.00 176.00 181.50 498.00 759.50 647.00 477.00 133.00 25.50 1.50 2917.50
1963 4.00 10.50 37.00 73.50 340.00 517.50 643.00 760.50 595.00 271.00 16.00 0.00 3268.00
1964 5.00 1.00 26.50 53.50 268.00 488.00 730.50 611.00 393.50 128.00 10.00 4.50 2719.50
1965 2.00 16.50 19.50 167.50 284.50 505.00 801.00 726.00 353.00 272.50 37.00 2.00 3186.50
1966 10.00 0.00 61.00 147.50 359.00 461.00 696.50 724.00 564.50 160.50 8.50 12.50 3205.00
1967 20.00 4.00 30.50 14.00 310.50 617.00 859.50 956.50 625.50 213.00 12.00 7.50 3670.00
1968 23.00 32.00 57.00 85.00 326.50 536.50 859.50 648.00 469.50 83.50 4.50 1.00 3126.00
1969 0.00 0.00 51.50 85.00 418.00 637.00 739.00 669.00 483.00 78.50 27.00 4.00 3192.00
1970 3.00 5.00 9.50 28.50 334.00 640.00 846.00 802.00 314.00 117.50 4.00 11.50 3115.00
1971 32.50 19.00 3.50 70.50 328.50 395.50 818.50 895.00 308.50 172.00 7.00 2.50 3053.00
1972 6.50 20.50 73.00 56.00 381.00 549.00 752.00 799.00 354.00 136.50 10.50 25.50 3163.50
1973 14.50 16.00 23.00 123.50 400.50 537.50 830.50 737.50 443.50 147.00 15.50 12.50 3301.50
1974 25.00 2.00 31.00 85.50 249.50 641.50 745.50 767.00 522.50 146.00 28.50 7.00 3251.00
1975 0.00 6.00 9.50 30.00 295.50 444.00 868.00 627.50 498.00 166.00 60.50 30.00 3035.00
1976 7.50 3.00 9.00 75.00 298.00 412.50 755.50 617.50 551.00 153.00 18.50 2.00 2902.50
1977 0.00 21.50 12.50 235.50 202.00 653.50 706.50 853.00 361.00 127.00 20.50 19.50 3212.50
1978 0.00 6.50 107.00 77.00 259.00 578.50 768.00 671.50 398.00 167.50 14.00 0.00 3047.00
1979 0.00 6.00 35.50 121.00 381.50 565.50 825.50 754.50 570.50 258.00 0.00 3.50 3521.50
1980 0.00 2.50 3.50 214.00 326.50 414.50 779.50 621.50 475.00 162.00 40.00 41.00 3080.00
1981 0.00 18.50 30.50 155.00 278.50 431.00 703.00 866.50 505.00 126.00 30.50 4.50 3149.00
1982 0.00 37.50 25.00 81.00 296.50 624.00 753.50 779.50 414.00 130.00 6.50 14.00 3161.50
1983 17.50 36.00 34.00 115.50 401.50 477.50 675.50 824.00 346.50 138.50 43.00 0.00 3109.50
1984 12.50 2.50 31.50 67.50 232.50 447.50 818.00 792.50 381.50 143.00 10.50 0.00 2939.50
1985 0.00 2.00 19.00 217.50 383.50 559.00 954.50 654.00 301.00 153.50 22.00 0.00 3266.00
1986 5.50 35.50 82.50 104.50 359.50 691.00 642.00 907.00 348.50 194.00 23.00 0.00 3393.00
1987 0.00 0.50 80.50 261.00 430.00 641.00 687.00 743.00 573.00 204.00 30.50 18.00 3668.50
Period of Record Statistics
MEAN 7.73 11.21 28.78 111.83 309.42 522.89 777.48 737.47 442.05 156.75 20.46 7.46 3190.31
S.D. 10.79 11.69 24.55 61.72 80.06 88.22 75.38 84.21 87.53 50.90 15.78 9.29 229.96
SKEW 1.97 1.13 1.40 0.62 0.25 0.17 -0.06 0.54 -0.01 0.84 0.80 1.78 0.45
MAX 49.50 39.50 107.00 261.00 513.00 694.50 954.50 956.50 625.50 312.00 60.50 41.00 3744.50
MIN 0.00 0.00 1.00 14.00 165.50 376.00 582.00 605.00 273.00 70.00 0.00 0.00 2719.50
NO YRS 39 39 51 53 53 55 53 55 55 55 40 40 39