COLFAX, WASHINGTON

Monthly Total Growing Degree Days

(451586)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199405
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
1892 0.00 z 34.00 0.00 z 0.00 z 446.73 c 579.00 725.00 816.00 547.50 b 324.50 0.00 z 0.00 z 3472.73
1893 11.50 0.00 47.00 136.00 401.00 482.50 712.50 731.00 490.50 153.50 46.50 19.50 3231.50
1894 4.50 1.50 54.50 222.00 480.50 588.00 810.50 819.00 449.00 224.50 143.50 1.50 3799.00
1895 4.00 43.00 68.50 299.00 426.00 562.00 741.00 731.00 371.50 288.00 67.00 18.00 3619.00
1896 23.00 36.00 94.00 152.00 277.45 a 607.50 925.98 d 756.50 467.00 259.00 43.00 50.50 3691.93
1897 15.50 4.50 18.50 280.50 600.00 578.00 681.50 841.50 473.00 238.50 56.00 5.50 3793.00
1898 0.00 51.50 18.00 283.27 d 387.00 174.50 s 776.50 885.10 b 512.50 204.71 b 33.50 10.00 3162.08
1899 43.00 17.00 104.50 234.50 383.50 547.50 747.50 0.00 z 28.00 z 0.00 z 52.50 p 16.00 2093.50
1900 41.50 15.00 226.50 322.00 528.50 751.00 878.50 733.00 540.50 281.50 47.00 61.50 4426.50
1901 2.50 0.00 z 95.50 232.50 563.00 508.00 816.00 939.00 456.00 470.00 109.50 20.00 4212.00
1902 0.00 m 38.50 45.00 192.50 414.00 500.50 674.00 695.50 469.00 343.00 46.73 d 4.50 3423.23
1903 19.50 0.50 91.00 163.50 417.00 696.00 694.50 748.50 473.00 355.50 93.50 5.50 3758.00
1904 0.00 t 5.00 21.00 285.00 371.00 531.00 790.50 806.50 541.50 374.00 0.00 z 0.00 z 3725.50
1905 7.15 e 0.00 z 158.50 258.50 403.00 542.00 830.50 752.04 d 0.00 z 0.00 z 75.00 c 1.07 b 3027.76
1906 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 494.50 949.50 779.50 566.00 335.50 95.00 0.00 z 3220.00
1907 0.00 a 0.00 z 71.00 201.50 471.00 0.00 z 0.00 z 0.00 z 433.00 270.00 k 90.00 17.50 1284.00
1908 13.50 9.00 83.00 267.50 346.50 526.50 790.50 733.00 549.64 b 235.00 144.50 5.50 3704.14
1909 9.00 15.00 103.50 121.50 336.50 566.50 651.00 d 674.50 558.50 288.00 105.00 0.00 z 3429.00
1910 0.00 z 0.00 z 0.00 z 0.00 z 359.50 j 561.72 a 825.50 0.00 z 0.00 z 258.50 g 76.50 0.00 z 1463.72
1911 2.50 0.00 135.50 0.00 z 147.50 r 649.00 839.00 736.50 452.00 301.00 71.00 2.00 3188.50
1912 25.50 33.00 61.00 268.50 496.00 713.00 784.00 613.00 432.50 165.00 87.50 10.00 3689.00
1913 0.00 6.50 19.50 246.00 458.50 623.50 762.50 815.50 516.50 176.00 128.57 b 13.43 a 3766.50
1914 32.50 39.00 158.00 272.00 522.19 b 572.50 926.50 821.00 496.50 340.00 134.50 2.00 4316.69
1915 1.50 77.50 173.50 342.50 407.50 550.00 789.50 965.00 470.50 325.00 28.00 17.50 4148.00
1916 0.50 5.18 a 88.00 190.00 289.50 492.50 671.50 754.00 473.50 121.50 29.00 0.00 3115.18
1917 0.00 1.04 a 3.00 95.50 322.50 493.00 821.50 765.50 531.00 246.50 120.00 77.50 3477.04
1918 38.00 8.50 97.00 178.00 293.50 722.50 833.00 705.00 605.50 333.00 21.50 26.00 3861.50
1919 14.00 1.00 64.00 222.12 d 370.00 503.00 776.00 736.25 a 452.50 122.50 41.50 18.50 3321.37
1920 12.50 0.00 38.50 113.00 254.00 440.00 829.00 724.00 460.50 161.00 22.00 2.50 3057.00
1921 5.00 16.00 58.00 131.50 380.00 601.00 669.50 747.50 303.50 236.50 32.00 14.50 3195.00
1922 0.00 0.00 z 1.00 86.79 b 347.50 742.50 819.50 750.50 546.50 250.50 6.00 19.50 3570.29
1923 39.50 3.00 88.50 263.00 485.50 600.00 892.50 813.50 554.00 293.50 70.00 25.50 4128.50
1924 30.00 178.64 d 119.50 325.50 622.00 662.00 852.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2790.14
1925 0.00 z 0.00 z 0.00 z 58.00 z 517.50 665.00 946.00 825.00 536.00 173.00 41.00 13.50 3717.00
1926 0.00 46.00 109.50 379.00 438.00 659.00 944.00 802.00 368.00 275.50 77.50 12.50 4111.00
1927 0.50 6.50 27.00 163.00 282.00 619.66 a 839.50 810.50 395.00 262.00 60.00 7.00 3472.66
1928 3.00 3.00 96.50 109.50 538.00 596.50 908.00 752.50 527.00 251.50 44.50 0.50 3830.50
1929 0.00 0.00 55.50 117.00 410.00 557.00 825.00 911.00 463.00 346.50 29.00 17.50 3731.50
1930 1.00 47.50 84.00 336.00 376.50 560.00 920.00 916.00 574.50 151.50 83.50 0.00 4050.50
1931 5.50 5.00 68.50 227.00 521.50 629.00 887.50 847.50 532.50 226.00 43.00 0.00 3993.00
1932 0.00 18.00 52.00 239.50 388.00 677.00 767.00 780.00 532.50 246.50 76.55 a 15.00 3792.05
1933 11.00 0.00 c 46.00 193.50 318.50 636.50 834.42 a 785.50 417.00 310.50 48.50 77.50 3678.92
1934 39.50 61.50 211.50 403.50 575.00 635.00 827.00 785.00 448.50 322.00 138.00 6.50 4453.00
1935 27.50 22.00 25.00 155.00 376.50 573.00 774.50 733.00 598.00 255.50 5.00 0.50 3545.50
1936 0.50 7.50 47.50 389.50 624.50 708.00 921.00 844.00 514.50 337.00 39.50 28.50 4462.00
1937 0.00 3.00 112.00 186.50 505.50 650.50 941.00 743.50 611.00 392.50 84.50 9.50 4239.50
1938 2.00 2.00 74.00 242.50 457.00 730.50 960.50 764.00 763.00 329.00 23.50 17.00 4365.00
1939 11.00 1.00 143.50 325.00 543.00 610.00 919.00 906.50 627.00 272.00 118.50 70.00 4546.50
1940 16.02 a 17.00 141.50 319.00 605.02 a 751.50 891.50 786.00 680.00 406.50 13.50 10.50 4638.03
1941 2.50 28.00 171.02 a 310.50 396.50 501.00 922.25 a 864.00 430.00 220.00 88.50 24.00 g 3934.27
1942 0.00 2.50 85.00 289.00 376.00 527.00 871.50 881.50 546.72 a 242.00 5.00 0.00 3826.22
1943 0.00 2.24 c 54.80 c 297.41 a 354.50 246.00 q 864.38 a 754.00 621.00 339.00 38.00 11.37 a 3336.71
1944 9.50 6.00 58.50 265.00 495.50 628.50 839.00 768.00 614.00 438.50 64.50 14.00 4201.00
1945 32.00 23.50 48.00 f 165.00 487.98 b 566.25 b 879.50 838.50 431.00 320.50 50.00 19.63 a 3813.87
1946 1.50 15.00 78.00 273.75 b 484.24 b 540.00 a 832.87 a 838.55 a 499.14 a 175.67 a 16.03 a 35.65 a 3790.40
1947 10.00 38.89 a 136.92 a 244.00 580.22 a 591.21 a 843.72 a 766.00 560.69 a 330.15 a 29.50 7.50 4138.79
1948 3.00 15.71 e 42.48 d 178.00 435.72 d 784.00 752.55 b 764.00 541.00 282.88 c 27.93 a 1.00 i 3827.27
1949 0.00 0.00 54.50 g 377.50 589.50 675.00 846.00 875.50 669.00 213.00 185.50 15.00 4446.00
1950 1.00 26.50 47.50 185.00 417.00 646.00 835.00 875.50 637.00 348.00 86.50 60.00 4165.00
1951 10.50 21.00 52.50 280.50 474.00 588.00 890.96 d 809.00 610.50 284.50 28.00 9.50 4058.96
1952 0.50 18.50 65.50 358.00 511.00 633.00 865.00 842.17 a 650.00 414.00 32.50 13.00 4403.17
1953 95.00 29.50 103.50 228.00 414.50 537.00 816.50 839.21 c 607.50 349.50 130.56 c 8.00 4158.77
1954 8.50 50.00 44.50 168.50 487.50 514.00 792.50 698.00 544.29 b 250.00 176.00 4.50 3738.29
1955 0.50 9.00 20.50 89.46 b 355.00 666.50 818.50 784.50 567.00 311.00 44.00 12.00 3677.96
1956 14.00 1.50 98.00 312.00 552.50 581.50 916.50 822.00 599.50 151.00 i 28.45 a 31.50 3957.45
1957 0.00 a 12.96 a 55.00 192.93 a 552.50 656.00 794.50 706.50 608.00 254.50 26.50 12.00 3871.39
1958 11.50 104.00 71.00 175.00 654.00 749.50 927.00 946.00 532.24 a 326.00 91.50 33.00 4620.74
1959 25.00 0.00 66.00 235.00 322.00 633.50 835.50 714.00 484.00 235.00 48.50 6.00 3604.50
1960 2.00 8.50 135.00 218.00 387.00 611.50 932.00 728.00 572.50 302.50 28.00 11.00 3936.00
1961 25.50 42.50 98.00 200.50 432.00 785.00 901.50 969.50 436.00 218.50 21.00 3.10 a 4133.10
1962 15.00 33.00 34.00 302.50 319.50 575.00 783.00 731.50 566.00 276.42 a 80.50 24.00 3740.42
1963 7.50 51.50 104.50 185.50 0.00 z 638.50 745.00 815.82 a 726.00 372.50 73.00 0.00 3719.82
1964 5.50 8.00 48.50 143.00 373.50 578.00 811.00 696.00 464.00 283.00 56.50 14.50 3481.50
1965 8.50 38.50 53.00 285.00 387.50 598.50 864.00 835.40 b 407.00 387.00 135.00 31.00 4030.40
1966 13.50 15.50 116.50 222.50 496.00 560.50 795.67 a 857.15 a 655.50 258.50 77.00 36.50 4104.82
1967 22.50 25.00 58.00 114.00 390.00 688.50 883.00 914.50 a 729.00 279.00 56.50 11.00 4171.00
1968 16.50 81.50 152.00 153.50 437.50 625.50 881.00 772.50 583.00 238.50 34.00 9.50 3985.00
1969 0.00 0.00 97.50 258.00 529.50 751.50 819.00 763.00 609.50 175.50 83.79 a 6.50 4093.79
1970 3.00 31.50 40.50 97.50 442.50 736.50 898.50 810.50 380.00 198.50 49.50 2.50 3691.00
1971 34.00 39.00 21.00 173.50 479.00 502.00 845.50 959.50 418.00 207.00 32.50 0.00 3711.00
1972 11.00 39.50 137.00 140.50 497.50 613.00 798.00 882.50 431.50 247.00 66.00 31.00 3894.50
1973 17.50 32.50 89.50 200.00 474.00 614.00 853.50 823.50 551.50 240.00 40.00 19.00 3955.00
1974 28.00 8.50 83.50 200.50 347.00 711.00 809.50 798.50 569.00 267.00 42.50 16.00 3881.00
1975 5.50 1.00 29.00 86.50 369.42 a 529.00 949.50 701.00 570.50 261.00 87.00 39.50 3628.92
1976 22.50 8.00 35.00 192.00 436.00 521.00 798.50 745.00 637.00 236.50 87.50 6.50 3725.50
1977 1.50 43.50 29.50 320.00 335.50 744.50 787.50 913.00 497.50 236.50 51.00 35.50 3995.50
1978 9.50 32.50 178.00 207.50 375.50 658.50 840.00 778.50 518.50 250.50 22.00 0.00 3871.00
1979 0.00 8.00 109.00 213.00 480.50 628.00 838.15 d 840.50 625.50 321.50 17.50 44.50 4126.15
1980 0.00 44.50 30.50 344.50 419.50 516.00 827.50 670.50 555.00 297.50 107.00 67.50 3880.00
1981 41.50 61.00 125.50 229.50 416.50 506.00 768.50 895.50 559.50 219.00 113.00 20.00 3955.50
1982 1.50 41.00 79.00 144.00 411.00 706.00 808.50 815.00 561.50 238.00 28.00 20.00 3853.50
1983 30.00 84.00 164.50 206.00 484.00 604.00 760.50 923.00 457.50 257.50 90.00 1.00 4062.00
1984 19.00 11.50 102.50 179.00 355.00 555.50 848.50 857.50 476.00 206.50 40.50 0.00 3651.50
1985 0.00 1.00 41.00 289.50 499.00 615.00 962.50 755.00 404.50 217.00 35.50 0.00 3820.00
1986 16.50 158.00 201.00 219.00 485.00 756.50 721.00 943.00 457.50 297.50 34.50 0.00 4289.50
1987 0.50 16.50 119.00 379.00 532.00 708.00 827.50 763.50 636.00 265.00 105.00 36.50 4388.50
1988 6.00 38.50 73.50 290.00 441.50 632.50 822.50 786.50 545.00 438.00 70.00 6.00 4150.00
1989 6.00 0.00 93.00 282.00 406.00 693.00 811.00 736.00 573.50 252.00 91.50 13.00 3957.00
1990 19.00 17.00 101.00 315.50 416.00 614.50 896.00 863.50 698.00 211.50 102.00 11.00 4265.00
1991 8.00 59.50 42.00 209.00 366.50 503.00 823.50 878.50 374.50 l 0.00 z 0.00 z 0.00 z 2890.00
1992 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 314.00 25.50 0.00 339.50
1993 0.00 2.50 81.00 212.50 579.00 600.50 642.50 705.50 507.00 300.50 15.00 15.50 3661.50
1994 32.00 12.50 137.50 304.50 488.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 974.50
Period of Record Statistics
MEAN 12.16 25.05 83.23 230.04 440.88 611.67 828.91 801.00 530.33 274.84 63.77 16.95 3914.79
S.D. 14.88 30.52 47.80 76.98 86.71 79.55 72.94 74.62 86.69 69.73 39.32 17.84 335.81
SKEW 2.28 2.56 0.73 0.13 0.23 0.26 -0.37 0.29 0.15 0.30 0.82 1.72 -0.16
MAX 95.00 178.64 226.50 403.50 654.00 785.00 962.50 969.50 763.00 470.00 185.50 77.50 4638.03
MIN 0.00 0.00 1.00 86.50 254.00 440.00 642.50 613.00 303.50 121.50 5.00 0.00 3057.00
NO YRS 96 95 96 97 98 98 100 97 96 95 97 93 78