KENT, OREGON

Monthly Total Growing Degree Days

(354411)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200410
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
1922 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 z 0.00 u 0.00
1923 0.00 0.00 31.00 25.00 142.50 251.00 597.00 608.50 379.50 74.50 0.00 0.00 2109.00
1924 0.00 3.00 0.00 a 44.00 350.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 397.50
1925 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 21.00 z 369.00 g 288.50 56.00 0.00 0.00 344.50
1926 0.00 1.00 13.50 144.00 149.50 455.50 636.50 514.00 167.50 66.65 a 4.00 0.00 2152.15
1927 0.00 0.00 0.00 55.00 88.50 348.00 577.50 553.50 184.50 95.00 23.00 0.00 1925.00
1928 0.00 0.00 2.50 13.00 264.02 a 259.50 594.00 522.50 323.00 64.50 0.00 0.00 2043.02
1929 0.00 0.00 2.50 14.50 144.00 h 337.24 a 530.00 666.00 268.50 142.00 1.03 a 0.00 1961.78
1930 0.00 9.50 9.00 75.50 96.00 290.00 592.50 592.00 299.50 53.00 1.00 0.00 2018.00
1931 0.00 0.00 0.50 76.00 287.00 302.00 642.00 580.00 241.00 40.50 3.00 0.00 2172.00
1932 0.00 a 8.50 5.00 22.00 122.50 395.50 438.00 472.50 369.50 152.00 7.76 a 0.00 1993.26
1933 0.00 0.00 0.00 38.00 59.00 356.50 626.50 591.00 164.00 169.00 3.50 12.00 2019.50
1934 0.00 2.00 45.00 183.00 234.00 383.00 532.00 589.50 293.00 101.50 5.00 c 0.00 2368.00
1935 0.00 a 0.00 3.50 6.50 158.00 340.00 536.00 515.00 436.00 130.72 a 0.00 0.00 2125.72
1936 0.00 0.00 3.50 108.50 232.50 374.00 555.50 580.00 310.00 158.10 a 7.50 0.00 2329.60
1937 0.00 0.00 0.00 5.36 b 146.50 351.00 583.00 465.00 a 354.00 122.50 0.00 0.00 2027.36
1938 0.00 0.00 0.00 25.00 168.50 367.50 618.00 408.50 343.00 43.00 0.00 0.00 1973.50
1939 0.00 0.00 31.50 22.50 191.00 226.00 591.00 607.50 331.00 55.00 8.00 1.50 2065.00
1940 0.00 0.00 14.00 10.00 225.50 454.00 552.83 a 574.50 321.50 119.00 0.00 0.00 2271.33
1941 0.00 0.00 a 9.50 75.00 139.50 289.00 673.00 513.00 170.50 29.89 c 5.50 0.00 1904.89
1942 0.00 0.00 3.50 44.00 94.50 202.50 623.00 604.00 377.50 145.50 0.00 0.00 2094.50
1943 0.00 0.00 0.50 65.00 74.00 176.00 556.00 433.00 424.00 137.00 0.00 0.00 1865.50
1944 0.00 0.00 0.00 23.50 131.50 254.00 529.00 452.00 379.50 146.50 0.00 0.00 1916.00
1945 0.00 0.00 0.00 26.50 142.50 258.00 594.00 586.50 260.00 183.50 4.50 0.00 2055.50
1946 0.00 0.00 4.00 42.00 177.00 251.50 540.50 553.00 242.00 21.50 1.50 0.00 1833.00
1947 0.00 0.00 22.50 87.00 303.50 227.00 461.50 444.00 327.50 56.50 0.00 0.00 1929.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 407.65 a 405.00 264.50 39.50 0.00 0.00 1116.65
1949 0.00 0.00 0.00 46.00 h 265.00 327.12 d 490.00 474.00 214.00 g 11.00 g 7.00 0.00 e 1563.12
1950 0.00 s 0.00 a 0.00 6.50 125.00 287.50 554.00 581.00 392.00 45.31 e 1.67 c 0.00 1992.97
1951 0.00 f 0.00 0.00 f 48.00 110.00 378.60 e 591.00 504.00 206.50 m 62.50 0.00 0.00 1694.10
1952 0.00 0.00 2.00 63.00 170.00 265.56 c 596.00 544.00 435.50 208.00 1.50 0.00 2285.56
1953 0.50 0.00 c 6.00 27.50 72.50 112.50 555.79 c 484.00 370.00 209.50 1.50 0.00 1839.79
1954 0.00 1.50 2.00 23.50 173.50 224.42 d 456.70 c 362.91 b 251.00 20.67 d 3.10 a 0.00 1519.30
1955 0.00 0.00 0.00 a 11.00 58.90 a 315.50 412.00 536.30 a 326.00 71.50 11.00 0.00 1742.20
1956 0.00 0.00 0.00 d 63.21 b 209.52 b 235.56 c 629.00 509.00 355.50 61.50 2.50 0.00 2065.79
1957 0.00 2.00 0.00 37.50 195.50 366.00 474.00 414.50 388.00 30.00 1.55 a 0.00 1909.05
1958 0.00 4.00 0.00 8.00 317.50 400.00 680.97 a 709.38 a 277.00 166.00 0.00 a 3.50 2566.35
1959 0.00 0.00 4.00 23.00 65.50 295.50 610.18 a 466.50 209.00 101.50 15.58 d 0.00 1790.76
1960 0.00 0.00 101.50 0.00 z 0.00 z 335.00 708.00 442.78 a 343.00 153.00 0.50 0.00 2083.78
1961 0.00 0.00 2.00 29.46 b 107.50 489.50 639.00 727.97 b 202.76 a 82.00 0.00 0.00 2280.19
1962 0.00 3.00 0.00 78.00 32.00 299.00 525.50 461.90 a 362.00 56.50 0.50 0.00 1818.40
1963 0.00 4.50 5.00 1.50 118.00 213.10 a 375.50 540.36 b 342.41 a 47.00 l 0.52 a 0.00 1600.90
1964 0.00 0.00 11.37 a 5.50 101.50 238.50 524.50 395.00 210.50 54.77 a 0.00 0.00 a 1541.63
1965 0.00 1.50 0.00 a 0.00 f 29.50 t 261.00 573.50 511.50 199.50 182.50 16.00 0.00 1745.50
1966 0.00 0.00 24.50 42.00 206.50 259.00 444.50 521.00 339.50 106.00 0.00 0.00 1943.00
1967 0.00 0.00 0.00 0.00 161.50 395.00 639.93 c 729.00 461.90 a 85.25 a 6.92 d 0.00 e 2479.50
1968 3.00 0.50 6.50 49.50 127.50 332.00 620.52 a 433.48 a 306.00 36.00 0.00 0.00 1915.00
1969 0.00 0.00 15.00 15.00 258.50 423.50 516.00 451.50 295.00 39.50 6.50 0.00 2020.50
1970 0.00 0.00 0.00 1.00 136.00 452.00 592.50 571.00 152.50 76.50 0.00 0.00 1981.50
1971 3.50 0.00 0.00 10.00 157.00 172.00 599.00 625.00 151.50 116.25 c 0.56 c 0.00 1834.81
1972 0.00 3.50 18.71 b 9.00 176.50 322.50 574.53 a 613.50 218.65 d 57.00 0.00 0.00 a 1993.89
1973 0.00 0.00 0.00 a 25.50 183.00 182.00 l 586.00 467.00 268.50 53.98 b 0.50 0.00 a 1584.48
1974 0.00 0.00 1.55 a 8.00 66.28 b 174.50 o 378.50 g 403.50 h 384.60 e 90.00 1.50 0.00 551.93
1975 0.00 b 0.00 c 0.00 a 0.00 d 86.59 b 196.50 629.82 a 414.76 b 343.00 65.32 c 18.00 0.00 1753.98
1976 0.00 b 0.00 0.00 h 2.78 c 97.50 62.50 n 381.00 h 391.00 360.00 d 118.50 8.79 a 0.00 a 978.57
1977 0.00 b 0.00 1.50 112.76 a 56.12 b 168.50 o 487.98 b 681.00 174.00 41.33 a 0.00 c 0.00 1554.70
1978 0.00 a 0.00 b 33.00 5.50 45.97 b 303.89 c 286.00 q 497.00 197.50 93.50 8.65 d 0.00 1185.01
1979 0.00 0.00 c 3.50 33.50 163.00 319.62 d 557.43 d 380.00 j 384.50 164.82 a 0.00 d 0.00 1626.36
1980 0.00 0.00 b 0.00 63.50 99.72 a 145.38 d 503.20 c 330.00 g 294.64 b 110.00 3.50 6.00 j 1219.94
1981 0.00 b 0.00 0.00 d 43.00 110.00 139.00 o 483.00 654.00 341.00 44.00 6.00 g 0.00 a 1675.00
1982 0.00 1.50 0.00 11.50 113.50 103.00 n 467.00 558.00 265.00 50.50 0.00 0.00 1467.00
1983 0.00 3.00 0.50 25.50 246.50 129.00 l 395.50 594.50 229.00 75.50 13.00 0.00 1583.00
1984 0.00 0.00 2.50 8.00 64.50 216.50 574.00 571.00 158.00 m 80.00 0.00 0.00 i 1516.50
1985 0.00 0.00 j 0.00 87.50 195.50 374.00 731.50 493.50 148.50 42.50 8.50 0.00 m 2081.50
1986 0.00 a 9.50 22.00 28.00 200.00 512.50 420.05 a 698.00 183.00 107.50 0.00 b 0.00 2180.55
1987 0.00 0.00 13.00 115.50 246.00 425.00 460.00 543.00 432.00 169.00 2.50 0.00 2406.00
1988 0.00 2.00 3.00 81.00 133.50 280.00 584.00 521.00 335.50 283.50 15.50 0.00 2239.00
1989 0.00 0.00 0.00 84.50 116.00 380.00 507.00 461.50 361.00 94.00 26.50 0.50 2031.00
1990 0.00 0.00 e 9.50 109.50 95.00 323.50 674.00 604.00 484.00 65.50 14.00 0.00 2379.00
1991 0.00 0.50 3.50 21.50 46.50 205.00 593.00 652.00 449.00 218.00 1.50 0.00 2190.50
1992 2.00 1.55 a 4.00 95.50 301.00 507.50 552.50 653.00 285.00 a 144.00 0.00 0.00 2546.05
1993 0.00 0.00 1.00 3.00 271.00 243.00 309.50 474.50 387.50 148.50 5.50 0.00 1843.50
1994 0.00 0.50 30.00 71.50 189.50 296.50 667.50 548.00 457.50 55.50 0.00 0.00 2316.50
1995 1.50 11.00 4.50 23.00 182.00 270.00 537.00 456.00 406.50 52.50 15.50 0.00 1959.50
1996 0.00 0.00 0.50 52.50 65.50 280.00 671.50 592.50 277.50 142.00 2.50 0.00 2084.50
1997 0.00 2.50 17.50 20.00 256.50 263.50 529.50 629.50 349.50 67.50 4.50 0.00 2140.50
1998 0.00 0.00 4.50 57.00 111.00 315.50 719.00 648.00 495.50 72.00 4.00 0.00 2426.50
1999 2.00 0.00 1.00 36.43 b 112.38 c 304.00 521.32 a 615.50 344.50 109.50 37.00 0.00 2083.62
2000 0.00 0.00 1.50 88.50 170.50 356.00 531.50 547.50 331.00 59.50 0.00 0.00 2086.00
2001 0.00 0.00 8.50 44.50 271.00 280.50 559.00 650.50 430.50 83.50 12.00 0.00 2340.00
2002 0.00 6.50 0.00 26.50 132.50 388.00 636.00 499.00 348.00 70.50 1.50 0.00 2108.50
2003 0.00 0.00 27.50 10.00 153.00 375.00 683.50 609.50 405.00 216.50 5.50 0.00 2485.50
2004 0.00 0.00 20.50 42.50 0.00 z 345.00 624.50 621.50 273.00 112.50 0.00 z 0.00 z 2039.50
Period of Record Statistics
MEAN 0.16 1.05 7.88 41.83 156.64 311.88 560.59 542.68 314.54 97.80 4.59 0.23 2073.21
S.D. 0.62 2.36 14.60 36.96 73.89 83.80 83.54 86.16 86.99 54.71 6.87 1.43 229.45
SKEW 4.07 2.77 3.90 1.30 0.54 0.21 -0.46 0.09 -0.15 0.94 2.29 7.60 0.09
MAX 3.50 11.00 101.50 183.00 350.50 512.50 731.50 729.00 495.50 283.50 37.00 12.00 2566.35
MIN 0.00 0.00 0.00 0.00 32.00 112.50 309.50 362.91 148.50 20.67 0.00 0.00 1519.30
NO YRS 78 79 78 77 76 72 77 77 78 79 79 77 59