SUNNYSIDE, WASHINGTON

Monthly Total Growing Degree Days

(458207)

Base Temperature = 50 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
1894 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 103.00 q 65.50 0.00 z 0.00 65.50
1895 0.00 0.00 20.00 130.50 283.50 553.00 697.00 645.00 239.50 134.00 11.00 2.00 2715.50
1896 1.00 10.50 28.00 53.50 197.00 492.00 848.50 688.50 338.50 75.50 25.50 0.00 2758.50
1897 0.00 0.00 11.00 185.00 443.00 534.00 598.00 758.00 296.00 91.50 22.50 0.50 2939.50
1898 0.00 8.00 2.50 101.50 286.00 497.00 697.00 773.00 379.00 54.50 7.00 4.50 2810.00
1899 0.00 0.00 2.50 65.50 188.50 426.50 745.50 471.50 438.50 56.50 11.00 8.00 2414.00
1900 0.00 0.00 37.00 120.00 315.50 557.50 687.00 505.00 306.50 76.50 0.00 0.00 2605.00
1901 0.00 6.50 6.00 41.00 285.50 330.00 582.50 731.08 a 234.50 186.50 6.50 1.50 2411.58
1902 8.50 0.00 1.00 38.50 265.50 403.50 548.50 575.50 311.50 102.50 0.00 0.00 2255.00
1903 0.00 0.00 20.50 44.50 247.00 567.50 539.00 554.00 268.50 69.00 8.00 0.00 2318.00
1904 1.50 0.00 7.50 143.00 223.50 425.69 a 620.50 617.50 364.50 91.00 15.00 0.00 2509.69
1905 0.00 0.50 20.50 95.50 248.50 431.00 697.50 559.50 364.00 54.50 0.00 z 0.00 2471.50
1906 0.00 t 0.00 18.00 163.00 258.50 339.50 838.00 615.50 323.50 159.00 17.00 0.00 2732.00
1907 0.00 0.00 z 0.00 z 13.50 v 0.00 z 0.00 z 0.00 z 0.00 z 272.50 129.50 5.00 0.00 z 407.00
1908 0.00 z 0.00 z 0.00 z 0.00 z 103.00 o 392.00 678.50 584.35 a 357.93 a 125.50 23.00 0.00 2161.28
1909 0.00 0.00 7.50 29.00 195.00 487.00 569.50 504.50 395.00 94.00 28.50 0.00 2310.00
1910 0.00 0.00 66.50 189.50 407.50 425.50 652.50 467.50 315.00 159.50 14.00 0.00 2697.50
1911 0.00 0.00 37.50 83.00 181.50 464.50 689.50 562.00 249.50 73.50 4.50 0.00 2345.50
1912 0.00 0.00 5.00 65.00 301.50 537.50 611.00 524.00 250.50 45.50 5.00 0.00 2345.00
1913 0.00 0.00 8.50 122.50 258.00 493.00 627.00 621.50 295.50 63.50 1.00 0.00 2490.50
1914 0.00 3.00 21.50 108.00 352.50 402.00 706.00 623.00 221.00 87.00 20.50 0.00 2544.50
1915 0.00 0.00 a 45.50 186.00 295.50 504.50 667.00 774.00 332.50 138.00 3.00 0.00 2946.00
1916 0.00 0.00 54.50 133.00 250.00 456.00 561.50 627.50 357.00 82.50 3.00 0.00 2525.00
1917 0.00 0.00 0.00 42.00 254.00 424.50 699.50 693.00 410.00 184.50 0.00 27.50 2735.00
1918 5.50 0.00 29.00 117.50 251.00 630.00 702.00 571.00 517.00 185.00 5.00 15.00 3028.00
1919 5.50 0.00 21.50 133.00 288.50 406.50 671.00 644.00 335.50 98.50 10.00 0.00 2614.00
1920 2.50 0.00 12.50 54.00 184.50 407.00 738.00 651.00 365.50 122.50 2.50 0.00 2540.00
1921 0.00 3.00 26.00 76.00 319.00 531.50 608.00 641.00 242.00 135.50 12.00 12.00 2606.00
1922 0.00 0.00 0.00 52.00 270.00 623.00 733.00 671.50 414.00 144.00 0.00 2.50 2910.00
1923 0.00 0.00 29.50 120.00 317.50 488.50 721.00 694.92 a 444.00 128.00 8.00 0.00 2951.42
1924 0.00 14.50 1.50 107.50 464.50 521.90 a 672.50 603.00 383.50 104.00 2.00 8.78 a 2883.68
1925 0.00 6.50 23.50 195.50 389.00 483.00 733.50 599.00 390.50 69.23 a 0.00 0.50 2890.23
1926 0.00 0.00 a 65.50 249.50 274.50 574.50 719.50 581.77 a 258.50 117.00 5.00 0.00 2845.77
1927 0.00 0.00 5.50 97.24 a 212.50 527.00 666.50 644.80 a 317.00 111.00 18.00 4.00 2603.54
1928 0.00 0.00 31.00 71.25 b 428.12 b 476.00 733.15 a 591.50 357.41 a 117.50 0.50 0.00 2806.43
1929 0.00 0.00 21.70 a 71.00 299.84 b 465.52 a 631.50 652.50 295.34 a 135.50 1.50 0.00 2574.41
1930 0.00 4.67 a 53.00 173.89 c 276.93 a 417.93 a 696.50 664.43 a 376.55 a 70.30 c 2.59 a 0.00 2736.79
1931 0.00 a 7.26 a 19.50 131.50 440.50 479.50 739.00 641.50 389.50 89.50 11.00 0.00 2948.76
1932 0.00 23.00 33.00 137.00 288.00 574.50 576.00 604.00 360.50 125.50 6.50 6.50 2734.50
1933 0.00 0.00 3.00 118.50 204.00 494.50 695.00 658.00 264.50 177.00 7.50 19.00 2641.00
1934 0.00 0.00 66.00 286.50 394.50 534.00 653.50 678.00 334.50 156.00 18.50 0.00 3121.50
1935 3.00 0.00 14.50 80.50 307.00 477.50 675.50 565.50 458.50 119.50 0.00 0.00 2701.50
1936 0.00 0.00 1.50 236.00 426.50 529.00 668.00 621.50 355.50 164.00 0.00 0.00 3002.00
1937 0.00 0.00 8.50 53.50 306.50 497.00 738.00 515.00 397.50 156.50 3.50 0.00 2676.00
1938 0.00 0.00 3.00 118.50 305.50 555.50 777.50 570.50 525.50 114.00 0.00 0.00 2970.00
1939 0.00 0.00 66.00 144.00 351.00 416.00 682.50 665.00 410.00 110.50 0.00 0.00 2845.00
1940 0.00 0.00 41.00 114.00 358.50 562.50 666.50 628.00 457.00 164.50 0.00 0.00 2992.00
1941 0.00 0.00 46.50 143.00 270.50 445.50 783.00 588.50 258.10 a 61.50 2.00 0.00 2598.60
1942 0.00 0.00 12.00 94.00 260.50 390.50 713.50 711.50 410.00 147.00 2.00 0.00 2741.00
1943 0.00 0.00 10.00 137.50 202.50 392.50 672.00 550.50 455.50 149.00 0.00 3.00 2572.50
1944 0.00 0.00 5.00 90.00 304.50 485.50 693.00 583.50 446.00 182.00 1.00 0.00 2790.50
1945 0.00 3.00 3.50 82.24 a 339.00 438.00 681.00 653.00 313.00 177.50 7.00 0.00 2697.24
1946 0.00 0.00 10.50 111.50 375.00 417.50 648.50 632.00 321.50 54.00 4.00 3.00 2577.50
1947 0.00 1.00 50.50 172.50 470.50 446.50 657.00 564.00 419.50 121.00 0.50 0.00 2903.00
1948 0.00 4.50 4.00 61.50 251.00 601.50 572.00 579.18 a 345.50 83.00 0.00 0.00 2502.18
1949 0.00 3.00 0.50 157.50 432.00 469.50 613.50 611.00 464.00 49.50 17.00 1.00 2818.50
1950 0.00 1.50 10.00 40.50 258.50 488.00 708.50 693.50 458.00 93.52 a 0.00 5.00 2757.02
1951 0.00 12.50 8.50 149.50 357.50 524.50 709.00 630.50 452.50 123.50 0.00 0.00 2968.00
1952 0.00 0.00 25.50 190.38 d 355.50 486.00 765.00 615.50 489.50 236.50 0.00 0.00 3163.88
1953 2.50 1.50 13.00 94.00 248.00 358.50 681.00 643.50 453.50 151.00 20.50 0.00 2667.00
1954 0.00 3.50 2.50 73.00 350.50 391.00 602.00 523.00 345.50 45.50 0.52 a 0.00 2337.02
1955 0.00 0.00 0.00 25.50 207.50 530.00 571.00 567.50 315.00 105.00 9.50 0.00 2331.00
1956 0.00 0.00 9.50 174.00 422.50 425.00 743.50 649.00 423.00 103.50 0.50 0.00 2950.50
1957 0.00 0.00 6.50 110.00 437.50 546.00 598.00 542.50 450.00 62.50 1.50 0.00 2754.50
1958 0.00 9.50 3.50 62.50 528.50 637.50 818.00 736.50 381.00 143.50 11.00 0.00 3331.50
1959 0.00 0.00 7.50 111.50 204.50 487.00 701.50 556.50 340.00 106.00 16.50 0.00 2531.00
1960 0.00 0.00 65.50 121.00 238.00 507.00 787.00 565.50 390.00 161.00 0.00 0.00 2835.00
1961 5.50 8.50 22.50 102.00 284.50 627.00 757.00 774.00 312.50 90.42 a 0.00 b 0.00 2983.92
1962 0.50 0.00 2.50 171.00 182.50 449.00 636.50 566.00 408.00 81.00 12.50 0.00 2509.50
1963 0.00 0.00 17.50 50.50 287.50 489.50 548.00 634.00 523.00 177.50 0.50 0.00 2728.00
1964 0.00 0.00 13.00 48.75 b 237.00 453.50 654.00 520.50 318.00 87.50 0.00 0.00 2332.25
1965 0.00 0.50 13.00 159.00 284.50 504.00 701.50 664.00 338.50 160.00 17.00 0.00 b 2842.00
1966 0.00 0.00 42.50 133.50 350.50 448.50 616.00 662.50 470.00 110.00 0.00 0.00 a 2833.50
1967 1.00 0.00 8.00 24.00 319.00 601.50 747.00 791.00 568.50 123.00 9.00 0.00 3192.00
1968 7.50 9.50 37.00 76.50 321.50 540.50 748.00 557.00 410.00 35.50 0.00 0.00 2743.00
1969 0.00 0.00 34.50 84.00 389.50 656.00 627.00 547.00 405.00 44.00 8.00 0.00 2795.00
1970 0.00 0.00 19.00 33.50 290.00 611.50 735.50 643.50 250.00 84.00 2.00 0.00 2669.00
1971 2.00 0.50 4.50 68.50 354.00 373.00 720.50 775.50 263.50 119.00 0.00 0.00 2681.00
1972 0.00 11.00 39.00 60.00 369.50 536.00 672.00 711.50 287.50 97.00 0.00 0.00 2783.50
1973 0.00 1.50 6.50 118.50 334.50 495.00 711.00 607.00 386.50 72.50 0.00 0.00 2733.00
1974 5.00 1.00 15.50 80.50 222.50 577.00 627.50 671.00 437.00 76.00 4.00 0.00 2717.00
1975 0.00 0.00 3.00 37.00 280.00 464.00 782.00 569.50 402.00 102.00 28.00 17.50 2685.00
1976 2.00 0.00 19.50 79.00 307.50 385.50 636.50 564.50 469.50 119.50 22.00 0.00 2605.50
1977 0.00 6.00 15.50 212.00 201.00 605.50 644.00 791.50 313.50 77.00 3.00 7.00 2876.00
1978 0.00 0.00 82.00 91.50 238.50 546.00 700.00 639.50 349.50 120.00 7.50 0.00 2774.50
1979 0.00 0.00 25.50 108.00 373.50 540.50 716.00 676.50 476.50 203.00 0.00 0.00 3119.50
1980 0.00 0.00 5.50 187.50 313.00 422.50 687.50 572.50 418.00 138.50 15.50 9.50 2770.00
1981 0.00 7.00 46.50 135.50 298.00 415.00 623.00 754.50 420.50 65.00 4.50 2.07 a 2771.57
1982 0.00 25.00 16.50 63.00 279.00 599.00 662.00 658.50 383.00 80.00 0.50 0.00 2766.50
1983 0.00 2.50 28.50 104.50 398.50 464.00 596.00 694.00 323.00 68.00 21.00 0.00 2700.00
1984 0.00 0.00 26.00 48.00 214.50 448.00 730.50 690.00 334.00 111.00 1.50 0.00 2603.50
1985 0.00 0.00 7.00 179.50 391.50 545.00 866.00 597.00 301.00 94.50 22.00 0.00 3003.50
1986 0.00 20.50 53.00 87.00 361.00 682.50 587.00 767.50 271.00 101.50 9.50 0.00 a 2940.50
1987 0.00 0.00 5.00 209.50 401.00 557.00 663.00 676.00 504.50 153.50 16.50 0.00 3186.00
1988 0.00 9.50 20.50 183.50 340.00 507.50 738.50 723.00 417.50 321.50 29.50 0.00 3291.00
1989 1.50 0.00 19.00 213.50 338.00 623.00 665.00 642.50 441.50 127.00 40.50 0.00 3111.50
1990 0.00 4.50 50.50 227.50 294.00 534.50 825.50 718.00 567.50 69.50 30.50 0.00 3322.00
1991 0.00 0.00 i 0.00 z 0.00 z 274.00 403.50 754.00 772.00 485.50 171.00 1.50 0.00 2861.50
1992 4.00 3.00 62.00 193.00 460.50 680.00 719.00 711.50 346.00 161.50 0.50 0.00 3341.00
1993 0.00 0.00 3.00 72.00 475.00 493.50 547.00 617.50 417.50 159.50 2.50 0.00 2787.50
1994 0.00 0.00 62.00 202.50 409.50 507.50 821.00 698.50 518.00 114.00 1.00 3.00 3337.00
1995 0.00 20.50 12.50 84.00 387.00 501.50 729.00 570.00 509.00 101.00 8.50 2.00 2925.00
1996 0.00 0.00 16.00 127.00 211.50 477.00 787.50 659.00 319.00 145.00 0.00 0.00 z 2742.00
1997 0.00 z 0.00 z 35.00 97.50 434.50 487.50 693.50 759.00 447.50 105.50 8.00 0.00 3068.00
1998 0.00 0.00 37.00 122.50 341.50 557.00 899.00 746.00 563.50 98.50 0.00 z 0.00 z 3365.00
1999 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 518.00 700.50 699.50 0.00 z 97.65 a 64.14 a 6.00 2085.79
2000 0.00 0.00 8.50 200.50 371.50 574.50 747.00 703.50 428.50 119.00 1.00 0.00 3154.00
2001 0.00 0.00 38.00 122.00 406.00 506.00 760.00 779.00 521.00 123.50 20.50 0.00 3276.00
2002 0.50 9.50 11.50 130.00 329.50 597.00 833.50 683.00 461.00 132.00 3.50 0.00 3191.00
2003 1.50 1.50 72.00 130.00 339.00 618.00 819.50 738.50 520.00 277.50 0.00 z 0.00 3517.50
2004 2.50 0.00 75.00 145.50 356.50 555.50 805.50 767.50 425.00 173.50 2.00 0.00 3308.50
2005 0.00 0.00 45.00 131.00 426.50 465.50 734.50 712.00 369.00 132.50 0.00 z 0.00 3016.00
2006 0.00 0.00 z 0.00 z 0.00 z 341.50 545.50 862.50 0.00 z 0.00 z 120.50 26.50 0.00 1896.50
2007 0.00 0.50 48.00 110.50 367.00 524.00 839.50 658.00 426.50 84.00 5.50 3.50 3067.00
2008 0.00 2.00 0.00 39.83 a 352.37 a 445.34 a 732.50 666.50 393.50 92.00 15.50 0.00 2739.54
2009 3.50 0.00 2.50 80.00 319.50 605.00 0.00 z 738.50 448.50 24.50 0.00 0.00 2222.00
2010 0.00 0.00 3.50 64.00 146.00 385.50 607.00 549.00 330.00 86.00 5.00 0.00 2176.00
2011 2.00 0.00 10.00 12.00 115.50 341.00 496.00 579.50 392.50 78.50 5.50 0.00 2032.50
2012 0.00 0.00 0.50 89.50 190.00 337.00 655.50 601.50 335.00 80.50 16.00 0.00 2305.50
2013 0.00 0.00 13.00 7.50 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 13.00
Period of Record Statistics
MEAN 0.60 2.41 22.33 113.36 312.35 496.67 692.62 640.50 382.15 114.77 8.16 1.51 2769.86
S.D. 1.57 5.00 20.44 55.67 80.70 77.47 78.69 76.16 80.87 46.97 10.30 4.18 276.01
SKEW 3.08 2.68 1.03 0.56 0.14 0.10 0.13 0.10 0.16 1.15 2.13 3.82 0.02
MAX 8.50 25.00 82.00 286.50 528.50 682.50 899.00 791.50 568.50 321.50 64.14 27.50 3341.00
MIN 0.00 0.00 0.00 12.00 115.50 330.00 496.00 467.50 221.00 24.50 0.00 0.00 2032.50
NO YRS 115 113 114 113 115 117 116 116 116 119 114 116 105