HATTON 9 SE, WASHINGTON

Monthly Total Growing Degree Days

(453546)

Base Temperature = 40 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
1905 0.00 z 81.00 i 299.00 490.00 634.95 c 813.00 1061.00 938.00 699.00 222.50 36.00 1.00 5194.45
1906 4.00 35.50 202.00 455.17 a 571.50 681.50 1222.00 949.50 654.00 394.50 106.00 1.66 c 5277.33
1907 2.50 27.00 76.50 247.50 636.50 687.00 973.00 799.50 639.00 527.00 b 103.50 7.00 4726.00
1908 3.00 20.50 130.00 359.00 508.00 729.00 1088.50 945.00 678.50 364.50 150.50 10.00 4986.50
1909 5.00 35.00 159.00 224.50 497.50 745.50 882.50 888.50 716.50 354.50 132.00 0.00 4640.50
1910 5.50 6.50 270.50 467.50 628.50 695.50 994.00 781.50 608.50 394.50 77.00 0.50 4930.00
1911 4.00 0.00 186.00 250.00 433.00 745.86 a 1048.00 910.50 559.00 296.50 66.50 2.00 4501.36
1912 5.00 23.00 85.50 285.00 555.00 820.50 903.65 a 810.00 547.00 221.00 73.45 a 5.50 4334.60
1913 0.00 e 1.00 60.50 327.50 532.00 740.50 932.00 964.50 466.00 g 210.00 88.00 1.00 3857.00
1914 17.57 a 24.00 174.00 351.50 647.50 709.50 1040.50 1012.50 571.00 386.00 84.31 a 0.00 5018.38
1915 0.00 42.00 226.50 431.50 559.50 738.00 949.00 1137.70 a 594.00 398.00 34.00 5.00 5115.20
1916 2.50 1.50 133.00 304.00 429.50 675.50 821.00 985.00 669.50 261.50 37.50 3.50 4324.00
1917 3.00 8.00 14.00 214.00 490.50 628.50 1032.00 975.00 662.00 395.50 115.50 70.50 4608.50
1918 18.50 19.50 161.50 342.50 486.50 912.00 975.50 797.22 a 833.00 417.50 64.00 51.00 5078.72
1919 41.50 1.50 g 116.50 331.50 524.50 658.00 1034.00 992.50 624.50 218.50 61.50 g 11.50 4553.00
1920 16.00 0.00 100.00 219.50 421.50 628.00 1061.00 961.00 b 613.50 284.00 46.50 9.00 4360.00
1921 12.00 37.50 143.12 a 223.00 532.00 798.21 b 908.00 951.00 490.50 373.79 e 76.00 37.00 4582.12
1922 0.00 0.00 39.00 195.50 475.73 e 593.00 k 1059.00 1007.00 713.00 369.93 a 21.92 d 10.00 y 3881.09
1923 26.00 3.50 121.00 340.50 524.00 690.00 1033.00 988.50 732.00 364.00 50.00 12.00 4884.50
1924 11.00 96.50 58.00 265.34 a 722.50 795.00 1012.50 912.00 686.50 344.50 37.00 38.50 4979.34
1925 13.50 67.50 120.50 399.00 602.00 804.00 1086.50 945.50 644.00 260.50 30.50 13.50 4987.00
1926 1.50 72.50 195.50 480.00 538.00 852.50 1061.50 919.00 480.00 341.50 86.38 a 15.50 5043.88
1927 4.00 19.00 74.50 251.00 421.50 763.93 b 993.50 964.50 545.00 320.33 a 83.00 11.00 4451.26
1928 0.50 0.00 c 162.00 227.50 668.00 755.50 1053.50 914.50 a 674.00 332.50 58.50 3.50 4850.00
1929 0.00 0.00 a 127.50 217.50 521.12 b 704.50 953.50 1023.50 589.50 402.48 a 11.50 17.00 4568.10
1930 6.00 60.00 167.00 410.50 508.50 677.00 1023.00 1015.00 648.50 216.50 53.00 0.00 4785.00
1931 16.00 5.70 a 130.50 290.00 641.70 a 720.00 1035.50 972.50 626.90 a 310.00 64.66 a 0.00 4813.46
1932 1.00 64.50 117.91 c 347.07 a 499.50 776.00 868.00 907.50 644.50 341.50 109.00 24.50 4700.98
1933 27.00 5.50 82.50 273.00 383.50 706.15 d 989.00 989.00 509.50 425.22 a 62.50 89.00 4541.87
1934 37.00 29.50 251.50 489.00 644.50 757.00 960.00 975.00 559.00 393.50 151.73 d 5.00 t 5247.73
1935 32.50 16.50 62.00 203.50 514.00 721.50 982.50 885.00 743.50 313.50 5.50 0.50 4480.50
1936 6.50 6.00 88.50 430.50 721.00 802.00 1007.50 949.50 632.07 a 393.18 a 1.50 23.00 5061.25
1937 0.00 4.50 149.00 238.50 573.50 a 740.50 1033.00 827.70 a 713.50 440.00 97.00 23.80 c 4841.00
1938 10.50 1.00 98.00 301.50 516.00 837.50 1093.50 879.00 860.17 a 392.67 a 37.50 33.00 5060.34
1939 18.00 1.50 179.80 a 343.97 a 586.50 651.00 1014.00 992.00 684.50 313.10 a 50.36 b 63.00 4897.72
1940 0.00 18.50 198.00 331.50 658.23 a 842.00 1019.50 970.50 775.00 453.00 16.00 8.50 5290.73
1941 0.00 24.00 125.50 k 379.50 535.00 706.00 1108.00 932.00 513.50 259.50 94.00 48.50 4600.00
1942 0.00 4.50 98.17 a 328.97 a 469.50 640.86 a 1025.50 1055.55 a 705.00 374.00 30.00 2.50 4734.54
1943 0.00 3.00 87.00 352.50 393.00 605.00 976.00 871.74 b 741.50 372.00 28.50 17.50 4447.74
1944 1.00 6.00 84.50 296.50 554.79 b 728.50 997.17 a 870.07 a 731.38 a 477.50 58.97 a 12.50 4818.87
1945 24.50 25.50 74.40 a 197.50 540.95 a 679.14 a 997.50 961.00 d 594.00 419.00 67.76 a 12.00 4593.25
1946 2.00 23.85 a 89.90 a 300.50 597.78 a 679.50 974.00 994.07 a 594.64 b 205.00 18.00 48.57 a 4527.81
1947 12.00 39.50 186.53 b 312.00 709.00 683.50 947.50 855.50 651.50 340.50 40.50 6.00 4784.03
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 799.50 797.50 826.15 a 585.50 263.00 23.00 2.07 a 3296.72
1949 0.00 12.00 88.00 339.50 636.00 682.50 916.00 897.50 676.50 181.50 102.00 17.57 a 4549.07
1950 0.00 15.50 57.50 204.50 461.50 710.50 972.00 979.50 688.50 271.00 41.00 23.50 4425.00
1951 6.50 23.50 30.50 t 308.00 560.50 735.50 1014.50 922.00 690.50 293.50 40.50 7.50 4602.50
1952 0.00 17.00 76.43 b 366.50 495.50 f 711.67 c 970.00 918.00 725.17 a 437.50 13.00 0.00 4235.27
1953 58.00 24.00 f 137.00 255.00 456.22 a 580.00 955.00 940.00 727.50 b 357.53 a 150.50 13.50 4630.25
1954 12.00 47.38 b 57.00 200.50 564.00 623.33 c 897.50 824.60 a 636.92 d 270.50 166.15 d 5.34 b 4305.24
1955 0.00 7.50 36.34 b 149.50 405.58 a 783.62 a 959.28 d 918.50 437.50 h 358.22 d 50.17 a 4.98 c 3673.70
1956 5.68 a 4.30 b 103.00 408.62 a 609.87 e 678.10 a 1050.90 a 974.00 697.20 e 276.23 c 16.03 a 26.19 b 4850.13
1957 0.00 30.50 93.00 a 301.55 a 646.02 c 586.50 g 691.00 g 572.00 h 570.00 f 179.50 g 28.93 b 25.12 b 1125.12
1958 38.48 b 129.00 75.00 229.66 a 691.96 c 890.77 d 1106.18 a 447.00 r 589.14 a 317.46 d 98.79 a 13.29 c 4179.73
1959 19.24 b 17.11 a 109.53 a 309.31 a 424.00 713.79 a 1000.78 a 810.00 577.50 b 301.22 a 65.69 a 13.50 4361.68
1960 2.50 16.00 148.59 b 300.00 d 424.38 b 695.89 b 1121.34 b 816.13 e 651.96 b 349.61 d 51.11 c 0.00 f 4577.52
1961 29.93 b 89.70 a 151.79 b 259.66 a 501.88 b 383.00 q 851.00 f 1106.70 a 556.15 d 285.09 c 4.82 b 2.21 c 2987.94
1962 20.67 a 30.50 90.86 b 362.78 c 370.89 c 334.50 m 893.66 b 681.50 f 480.50 h 284.34 b 108.21 b 13.36 b 2175.28
1963 7.48 b 42.50 96.00 f 225.52 a 512.10 e 703.45 a 830.69 d 900.15 d 659.00 f 414.33 e 71.00 g 0.00 a 3636.20
1964 3.44 d 11.48 e 47.00 g 190.38 d 355.50 j 469.50 i 781.50 g 765.04 c 456.00 f 336.23 e 33.46 d 4.50 l 1340.04
1965 5.00 n 42.00 h 80.00 h 285.00 i 389.50 f 717.93 a 993.72 d 977.61 c 522.69 d 346.50 f 123.33 c 2.00 j 3335.29
1966 12.92 a 35.30 e 146.65 e 288.62 a 389.00 h 647.31 d 896.62 e 938.04 d 753.89 c 259.50 f 89.44 c 33.50 3842.29
1967 36.00 54.32 c 94.72 d 143.50 339.00 g 815.56 c 995.32 c 1091.00 602.50 i 289.50 j 47.22 c 12.06 d 3289.70
1968 35.98 c 93.96 d 116.00 j 201.21 a 192.00 q 561.50 f 591.00 l 562.00 j 659.42 d 256.50 42.00 14.00 1303.07
1969 0.00 0.00 118.83 a 283.50 610.00 873.00 940.50 849.50 657.50 207.50 77.00 6.50 4623.83
1970 2.00 28.50 85.50 150.50 512.50 650.50 i 1051.50 960.50 528.00 253.00 69.00 10.00 3651.00
1971 59.50 43.50 50.50 223.00 573.00 624.00 1012.50 1091.00 515.50 311.50 45.00 7.50 4556.50
1972 20.00 52.00 172.00 195.00 614.50 768.00 971.50 1023.00 533.50 321.00 47.50 35.50 4753.50
1973 13.00 33.00 128.00 257.00 581.50 772.50 1009.00 941.00 713.50 326.50 57.50 28.00 4860.50
1974 24.00 23.69 b 109.50 274.50 485.67 d 837.93 a 952.50 950.50 739.50 326.00 79.50 19.50 4822.79
1975 7.00 7.50 56.00 182.00 485.48 c 693.50 1113.50 863.00 726.50 336.00 89.50 35.50 4595.48
1976 25.50 41.50 97.50 300.00 582.00 716.00 979.50 853.00 793.50 298.00 82.00 4.00 4772.50
1977 3.50 74.00 111.50 455.00 505.50 916.50 1050.50 1112.00 572.00 347.00 92.00 53.00 5292.50
1978 0.00 28.00 231.50 310.50 571.50 828.50 1025.07 a 960.50 645.00 311.00 47.00 0.00 4958.57
1979 0.00 36.50 206.00 298.00 606.50 782.50 1029.00 970.00 761.50 421.00 25.50 28.00 5164.50
1980 0.00 32.00 88.50 407.00 569.00 651.50 974.50 823.00 709.00 323.50 89.48 a 58.00 4725.48
1981 26.00 84.50 164.00 286.03 a 498.00 688.93 b 930.50 1078.50 702.50 287.50 96.50 20.00 4862.96
1982 2.00 79.50 72.00 192.00 491.50 858.50 969.50 972.00 657.00 285.00 25.00 16.50 4620.50
1983 46.00 87.50 186.00 226.00 567.50 705.50 915.50 1033.00 564.50 330.00 107.00 0.00 4768.50
1984 20.00 24.00 162.00 202.50 406.50 677.50 1030.00 1014.50 593.50 245.00 47.50 0.00 4423.00
1985 0.00 a 16.00 90.00 370.00 615.50 776.00 1197.00 894.50 493.00 292.00 52.50 0.00 4796.50
1986 5.50 59.50 205.50 253.50 615.00 909.00 846.50 1133.00 552.00 386.00 53.00 0.00 p 5018.50
1987 2.00 12.00 174.50 439.50 662.00 857.00 916.50 951.00 811.00 400.00 183.00 50.00 5458.50
1988 8.00 95.50 142.00 412.50 570.00 770.00 1004.00 962.00 683.50 536.50 93.00 4.50 5281.50
1989 35.50 0.00 135.50 409.00 529.50 832.00 978.00 885.00 742.00 356.50 124.50 9.50 5037.00
1990 37.00 29.00 176.50 430.00 525.50 765.50 1112.50 1023.50 878.50 300.50 130.00 3.00 5411.50
1991 7.50 105.50 80.00 302.00 483.00 638.00 1028.50 1058.00 787.50 385.00 47.00 33.50 4955.50
1992 60.50 81.50 287.00 385.50 721.00 959.50 987.00 1055.50 691.00 460.00 69.00 5.00 5762.50
1993 6.00 4.50 131.00 317.00 724.00 751.00 848.00 911.00 716.50 435.00 19.00 38.00 4901.00
1994 114.50 54.00 260.00 435.50 656.00 777.00 1120.00 1002.50 803.50 337.50 21.00 46.50 5628.00
1995 28.50 118.00 158.00 281.50 626.00 736.50 1014.50 0.00 z 814.50 308.50 134.50 20.50 4241.00
1996 23.00 45.50 118.50 368.50 445.50 776.50 1134.50 1048.00 672.00 353.00 74.50 6.00 5065.50
1997 20.50 51.00 204.00 316.50 697.50 96.00 z 947.00 1057.00 740.00 319.50 78.00 15.00 4446.00
1998 24.50 66.00 173.50 329.00 551.00 769.50 1182.00 1071.00 856.50 328.00 109.50 36.00 5496.50
1999 40.62 b 42.52 a 143.00 258.50 456.50 708.75 b 946.53 a 1053.00 657.93 a 333.25 c 159.00 39.00 4838.60
2000 4.00 17.00 100.50 421.50 546.00 779.00 968.23 a 940.33 a 591.67 c 307.42 a 12.22 c 0.00 4687.87
2001 1.07 b 2.15 b 151.38 a 212.68 b 594.68 a 663.75 b 986.63 e 1078.80 a 774.83 a 321.92 e 119.00 6.41 b 4913.32
2002 32.50 38.50 74.50 296.00 487.50 811.00 1102.50 930.00 690.00 279.00 115.00 48.50 4905.00
2003 46.50 29.50 222.50 296.00 535.50 834.50 1112.50 1034.00 780.00 506.00 40.00 1.00 5438.00
2004 10.00 21.50 273.00 381.00 540.50 800.50 1088.00 1072.50 660.50 395.50 105.50 28.50 5377.00
2005 32.00 29.00 239.50 355.00 645.50 0.00 z 1071.50 1040.00 680.50 507.00 198.00 66.50 4864.50
2006 0.00 z 53.50 192.00 346.50 613.00 810.50 1132.10 e 979.00 723.00 319.00 97.00 8.00 5273.60
2007 7.00 32.00 224.50 299.00 602.50 753.50 1142.50 953.00 669.00 314.50 94.00 24.50 5116.00
2008 0.00 z 34.00 63.50 197.50 605.50 727.50 1044.00 992.00 712.50 290.50 f 97.00 2.50 4476.00
2009 19.00 9.00 80.50 270.50 589.00 793.00 1095.00 1019.50 795.54 b 253.34 b 55.50 0.50 4980.38
2010 33.50 50.50 165.00 312.50 431.50 690.50 1005.00 952.50 675.50 370.50 90.50 15.00 4792.50
2011 44.43 a 20.16 c 113.31 b 150.00 b 444.16 b 643.27 d 893.83 a 999.75 a 838.85 d 341.55 c 49.66 a 16.61 c 4555.57
2012 8.30 c 18.26 b 136.40 a 363.21 b 556.97 a 690.00 c 1103.27 c 0.00 z 0.00 z 0.00 z 0.00 z 3.00 p 2876.41
2013 5.00 s 15.12 c 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 15.12
Period of Record Statistics
MEAN 15.34 32.53 134.67 303.99 550.54 743.75 1005.42 956.59 667.95 338.48 70.95 17.96 4850.22
S.D. 18.28 29.12 60.69 83.73 84.16 76.05 81.23 82.07 90.49 72.16 41.56 18.72 320.49
SKEW 2.13 1.17 0.60 0.24 0.05 0.41 -0.01 -0.13 0.03 0.36 0.65 1.38 0.55
MAX 114.50 129.00 299.00 490.00 724.00 959.50 1222.00 1137.70 878.50 536.50 198.00 89.00 5762.50
MIN 0.00 0.00 14.00 143.50 370.89 580.00 797.50 765.04 480.00 181.50 1.50 0.00 4305.24
NO YRS 103 104 101 106 101 99 104 102 100 102 105 101 78