HATTON 9 SE, WASHINGTON

Monthly Total Growing Degree Days

(453546)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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 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 53.50 192.20 a 341.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 587.20
Period of Record Statistics
MEAN 19.23 41.52 136.55 296.47 552.02 755.98 998.48 967.93 677.46 333.91 75.61 18.65 4925.57
S.D. 21.50 31.45 60.21 82.09 84.70 83.26 86.86 91.05 92.41 70.86 45.48 17.23 367.41
SKEW 1.87 0.92 0.60 0.08 0.01 0.25 0.08 -0.20 -0.07 0.83 0.65 0.90 0.47
MAX 114.50 129.00 287.00 455.00 724.00 959.50 1197.00 1133.00 878.50 536.50 198.00 66.50 5762.50
MIN 0.00 0.00 36.34 143.50 370.89 580.00 797.50 765.04 493.00 181.50 4.82 0.00 4305.24
NO YRS 56 56 53 57 51 50 54 53 52 54 57 54 37