PROSSER 4 NE, WASHINGTON

Monthly Total Growing Degree Days

(456768)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1925 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 718.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 718.00
1926 0.00 z 0.00 h 48.50 f 231.43 b 253.68 a 585.60 e 610.50 f 610.00 249.23 d 79.50 g 4.82 b 0.00 b 1934.76
1927 0.00 h 0.00 a 4.13 a 96.00 161.00 476.50 630.50 652.50 281.40 e 101.35 e 11.50 i 0.00 g 2403.38
1928 0.00 z 0.00 z 0.00 z 32.88 d 285.00 f 305.00 f 0.00 z 0.00 z 14.50 z 145.46 e 1.00 h 0.00 e 178.35
1929 0.00 c 0.00 17.16 c 67.24 a 240.77 a 397.22 c 631.92 e 679.13 d 324.60 e 158.32 c 0.00 f 0.00 b 2516.36
1930 0.00 5.50 f 65.21 b 137.68 b 233.05 c 302.00 g 669.94 d 516.50 h 390.00 b 77.50 a 0.00 k 0.00 c 1573.38
1931 0.00 6.00 10.50 143.50 421.50 476.50 733.00 680.50 393.10 a 90.00 17.00 0.00 2971.60
1932 0.00 a 22.50 37.50 125.00 244.50 509.50 579.00 607.00 391.00 166.22 b 17.00 7.00 2706.22
1933 2.50 0.00 3.00 106.00 172.00 470.00 668.50 664.00 277.00 212.50 19.00 33.00 2627.50
1934 2.00 2.50 68.00 276.00 381.00 508.00 662.50 672.50 329.00 168.50 17.00 0.00 3087.00
1935 9.50 0.00 14.00 49.00 213.00 408.00 629.50 525.50 447.00 123.00 0.00 0.00 2418.50
1936 0.00 0.00 6.00 233.00 387.00 503.00 645.00 616.00 335.40 e 161.20 a 0.00 2.50 2889.10
1937 0.00 0.00 a 20.00 44.50 231.50 466.50 710.00 530.00 376.50 153.00 8.28 a 0.00 2540.28
1938 0.00 0.00 5.88 b 110.00 260.50 514.50 766.50 531.50 510.00 94.50 2.00 0.00 2795.38
1939 0.00 0.00 57.50 136.00 342.00 403.50 686.13 a 680.50 390.00 104.50 2.50 0.00 2802.63
1940 0.00 0.00 41.50 83.00 337.00 518.00 638.50 571.50 415.50 140.00 0.00 0.00 2745.00
1941 0.00 0.00 47.50 114.50 231.50 416.00 756.00 618.00 249.00 68.50 13.00 3.00 2517.00
1942 0.00 0.00 14.50 86.00 226.50 355.00 674.50 699.50 423.00 133.00 0.50 0.00 2612.50
1943 0.00 0.00 16.50 129.50 157.00 332.50 635.00 522.00 438.50 154.00 1.50 1.00 2387.50
1944 0.00 0.00 19.50 76.50 259.50 425.50 639.00 567.00 433.00 174.00 4.00 0.00 2598.00
1945 5.00 2.00 4.50 63.50 277.50 380.00 668.00 639.00 300.50 194.00 12.00 0.00 2546.00
1946 0.00 0.00 a 10.00 94.00 356.50 398.00 623.00 625.00 304.00 55.00 2.50 3.00 2471.00
1947 0.00 4.00 47.00 152.00 440.00 411.00 612.00 526.00 405.00 106.00 0.50 0.00 2703.50
1948 0.00 3.00 4.00 47.00 212.50 548.00 538.50 535.78 a 329.50 70.00 0.00 0.00 2288.28
1949 0.00 0.00 0.00 122.50 371.00 410.50 550.25 a 564.00 422.00 36.50 15.00 0.00 2491.75
1950 0.00 3.50 7.23 a 40.00 194.00 423.50 505.50 f 631.00 410.50 77.50 0.50 6.00 1793.73
1951 0.00 7.50 6.00 99.00 e 272.00 456.00 653.00 586.00 403.00 107.00 0.00 a 0.00 2589.50
1952 0.00 0.00 20.15 a 140.00 293.00 413.50 651.50 599.00 439.50 212.50 0.00 0.00 h 2769.15
1953 1.55 a 0.00 9.50 75.00 167.00 282.00 599.00 427.50 h 407.00 118.00 14.00 0.00 b 1673.05
1954 0.00 0.00 0.00 44.50 204.00 i 325.50 541.00 491.00 334.50 60.50 2.50 0.00 1799.50
1955 0.00 0.00 0.00 23.50 154.00 459.50 469.77 e 562.00 384.50 90.00 9.00 0.00 2152.27
1956 0.00 0.00 10.00 150.50 372.50 367.50 690.50 593.00 404.00 95.00 0.00 0.00 2683.00
1957 0.00 3.92 c 3.00 72.00 374.50 487.50 539.00 490.83 a 438.00 53.50 0.00 0.00 2462.25
1958 0.00 8.30 a 2.00 37.50 459.50 575.00 744.50 692.50 346.00 142.00 16.00 1.00 3024.30
1959 0.00 0.00 4.50 94.50 178.50 430.00 639.50 488.50 299.50 90.00 14.50 0.00 2239.50
1960 0.00 0.00 53.00 95.00 195.50 453.50 718.00 496.00 369.00 134.50 0.00 0.00 2514.50
1961 3.50 10.00 14.00 80.00 236.50 573.00 688.50 722.50 274.00 83.00 0.00 0.00 2685.00
1962 3.00 0.00 2.00 147.50 147.50 422.68 b 601.00 541.00 406.00 74.00 7.50 0.00 2352.18
1963 0.00 0.00 13.50 42.50 262.50 457.00 531.50 618.00 513.50 192.50 1.50 0.00 2632.50
1964 0.00 z 0.00 15.00 42.50 206.50 425.00 642.50 499.50 314.00 96.00 1.50 0.00 2242.50
1965 0.00 0.00 10.50 123.50 240.00 447.50 668.00 631.50 308.50 175.00 14.50 0.00 2619.00
1966 0.00 0.00 33.00 114.00 317.50 390.00 581.50 642.50 467.00 109.50 0.00 0.00 2655.00
1967 0.50 2.00 6.50 8.89 c 262.50 551.00 701.12 a 756.00 538.00 130.00 8.00 0.00 2964.51
1968 7.00 8.00 36.00 81.50 255.50 440.00 698.00 529.00 357.50 26.50 0.00 0.00 2439.00
1969 0.00 0.00 31.50 60.50 363.00 586.00 572.50 502.00 362.50 26.00 1.00 0.00 2505.00
1970 0.00 0.00 12.00 20.50 242.00 541.00 647.00 563.00 226.00 84.00 1.00 0.00 2336.50
1971 4.50 0.50 2.50 49.00 297.00 299.50 628.00 692.00 184.50 89.50 0.00 0.00 b 2247.00
1972 1.00 13.00 37.50 46.00 328.50 465.00 620.00 642.00 256.00 84.00 0.00 0.50 2493.50
1973 0.00 0.50 2.50 91.00 282.50 432.00 644.00 556.50 337.50 62.50 0.00 0.00 b 2409.00
1974 5.00 0.00 15.00 53.00 173.50 509.00 561.00 582.00 392.00 55.50 3.00 0.00 2349.00
1975 0.00 0.00 a 0.50 29.50 212.50 388.50 717.00 471.50 344.50 76.00 22.50 7.00 2269.50
1976 0.00 0.00 8.50 62.50 257.00 344.00 576.00 505.00 420.00 103.50 5.50 0.00 2282.00
1977 0.00 2.00 10.00 188.50 164.00 561.50 571.00 750.00 262.50 45.50 1.00 5.00 2561.00
1978 0.00 0.00 64.50 57.00 179.28 a 498.00 635.00 567.50 303.50 97.50 7.50 0.00 2409.78
1979 0.00 0.00 21.50 79.50 324.00 478.00 649.50 609.00 430.50 164.50 0.00 0.00 2756.50
1980 0.00 0.00 0.00 142.00 248.50 333.00 576.00 485.00 361.00 101.50 9.50 10.00 2266.50
1981 0.00 11.50 17.50 105.00 235.00 354.00 557.50 686.00 353.50 60.00 1.50 0.00 2381.50
1982 0.00 17.50 12.00 51.00 242.50 513.00 580.50 601.50 323.00 56.50 0.50 0.00 2398.00
1983 1.00 0.00 12.50 76.50 310.50 368.50 532.50 647.50 273.50 48.00 23.50 0.00 a 2294.00
1984 0.00 1.50 7.50 0.00 z 172.50 390.00 642.00 608.50 289.50 89.50 1.00 0.00 2202.00
1985 0.00 0.00 3.50 152.00 337.50 482.00 794.00 551.00 251.50 90.00 19.50 0.00 2681.00
1986 0.50 20.00 39.50 61.50 0.00 z 0.00 z 0.00 z 767.00 283.97 a 132.00 2.50 0.00 1306.97
1987 0.00 a 0.00 z 25.00 191.00 391.50 558.50 598.50 632.00 455.50 131.50 14.50 4.00 3002.00
1988 0.00 5.50 5.00 140.00 267.50 440.50 658.50 604.00 363.00 267.50 21.50 0.00 2773.00
1989 1.03 a 0.00 8.27 a 0.00 z 260.00 535.50 588.00 574.50 0.00 z 119.00 37.50 0.00 2123.80
1990 1.50 2.07 a 31.50 169.50 215.50 463.50 725.00 670.50 525.50 0.00 z 22.50 0.00 2827.07
1991 0.00 0.00 z 10.00 78.00 227.00 335.00 0.00 z 718.50 0.00 z 147.50 3.50 0.00 a 1519.50
1992 0.00 z 0.00 z 0.00 z 157.00 362.00 590.00 636.00 649.00 289.50 153.00 0.00 0.00 2836.50
1993 0.00 a 0.00 0.00 z 55.50 420.00 403.00 453.50 551.00 370.00 131.00 3.00 0.00 2387.00
1994 0.00 0.00 a 50.00 0.00 z 324.50 385.50 727.00 615.50 0.00 z 0.00 z 0.00 z 0.00 z 2102.50
1995 0.00 z 0.00 z 0.00 z 0.00 z 324.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 324.00
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 304.00 138.00 0.00 0.00 442.00
1997 0.00 0.00 29.50 80.50 419.50 496.50 722.00 794.00 448.00 100.00 2.50 0.00 3092.50
1998 0.00 0.00 0.00 z 97.50 320.00 558.50 909.00 754.00 0.00 z 82.50 7.50 0.50 2729.50
1999 0.00 2.07 a 25.50 89.50 240.00 513.50 701.00 755.50 420.50 95.50 28.50 1.50 2873.07
2000 0.00 0.00 2.50 160.00 321.50 542.50 731.50 692.50 377.50 80.50 0.00 0.00 2908.50
2001 0.00 0.00 6.50 87.50 362.50 428.00 715.50 763.00 463.50 82.00 15.00 0.00 2923.50
2002 2.50 6.00 5.00 115.50 299.00 599.00 857.00 717.00 468.50 133.00 10.00 3.00 3215.50
2003 4.50 1.50 68.50 114.00 309.50 641.50 866.00 789.50 532.00 276.50 8.00 0.00 3611.50
2004 1.00 0.00 78.00 164.50 349.00 590.00 849.00 820.00 436.50 193.00 6.50 1.50 3489.00
2005 0.00 0.00 54.00 128.00 423.50 483.50 814.00 796.00 427.50 165.00 5.50 0.00 3297.00
2006 1.00 0.00 17.50 118.00 359.50 564.50 898.50 740.00 478.00 132.00 45.50 0.00 3354.50
2007 0.00 4.50 66.50 94.00 357.00 530.50 899.00 689.50 461.00 100.50 5.00 7.00 3214.50
2008 0.00 0.00 0.00 62.00 394.00 480.50 814.50 0.00 z 436.50 105.00 10.50 0.00 z 2303.00
2009 0.00 z 0.00 z 0.00 z 0.00 z 317.50 585.50 0.00 z 740.00 487.00 50.12 a 0.00 0.00 2180.12
2010 0.00 z 0.00 12.00 100.00 0.00 z 419.50 758.50 654.50 333.00 128.00 16.00 0.00 c 2421.50
2011 13.36 b 0.00 f 1.50 m 4.20 e 203.05 a 390.50 431.50 f 755.22 b 543.62 a 133.96 c 2.68 b 0.00 g 2046.60
2012 0.00 n 0.00 z 18.50 h 0.00 z 0.00 z 0.00 z 798.80 c 737.80 a 487.24 a 136.50 27.41 a 0.00 2187.76
2013 0.00 0.00 b 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
Period of Record Statistics
MEAN 0.92 2.23 20.18 97.50 281.94 461.38 666.42 628.24 377.67 114.48 7.64 1.19 2660.06
S.D. 2.25 4.63 20.35 52.10 78.93 79.94 96.36 89.08 80.48 49.62 9.39 4.09 329.78
SKEW 3.44 2.70 1.22 0.84 0.24 0.02 0.53 0.18 -0.01 0.80 1.61 6.17 0.90
MAX 13.36 22.50 78.00 276.00 459.50 641.50 909.00 820.00 543.62 276.50 45.50 33.00 3611.50
MIN 0.00 0.00 0.00 4.20 147.50 282.00 453.50 471.50 184.50 26.00 0.00 0.00 2152.27
NO YRS 78 77 77 80 81 81 79 81 81 83 81 81 60