COTTAGE GROVE DAM, OREGON

Monthly Total Growing Degree Days

(351902)

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
1943 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 97.00 y 446.00 449.00 186.50 19.00 2.50 1103.00
1944 0.50 3.50 10.00 39.50 155.50 279.50 500.50 457.50 421.50 225.50 5.00 0.00 2098.50
1945 11.00 0.00 0.00 43.50 189.50 294.50 518.00 501.50 293.00 139.00 10.50 0.00 2000.50
1946 0.00 2.00 12.50 50.50 189.50 292.00 496.00 484.50 329.50 27.50 2.00 2.00 1888.00
1947 0.00 3.50 42.50 123.00 274.00 287.59 a 474.00 451.50 347.50 141.00 7.00 0.00 2151.59
1948 0.00 0.00 10.00 24.00 153.50 411.00 443.82 a 422.00 318.62 a 143.63 a 0.00 0.00 1926.57
1949 0.00 a 0.00 2.50 62.00 247.48 a 334.14 a 455.50 482.00 394.00 43.00 44.50 0.00 2065.12
1950 0.00 4.50 8.00 26.50 145.00 293.50 456.50 562.81 b 418.97 a 142.00 52.00 8.50 2118.28
1951 2.50 0.00 17.00 135.50 199.50 387.50 516.50 462.00 381.50 61.00 2.50 0.00 2165.50
1952 1.00 0.00 6.50 69.50 184.00 238.50 489.00 491.50 411.00 221.50 2.00 0.50 2115.00
1953 13.00 2.50 10.00 64.00 97.50 153.50 454.50 469.50 373.50 136.50 51.00 0.50 1826.00
1954 1.50 1.50 6.00 62.50 175.50 196.50 354.50 335.00 256.50 100.00 24.00 0.00 1513.50
1955 0.00 0.00 0.50 19.50 105.00 303.50 361.00 425.00 298.00 126.50 30.50 13.50 1683.00
1956 0.00 0.00 21.00 65.50 205.50 240.50 500.50 452.50 362.00 99.72 a 11.00 5.00 1963.22
1957 0.00 6.50 19.00 80.50 206.50 335.00 419.00 404.00 406.00 83.00 1.50 0.00 1961.00
1958 0.00 18.50 2.00 34.50 318.50 369.50 595.50 601.00 337.50 170.50 42.50 27.00 2517.00
1959 9.50 0.00 6.50 78.00 100.50 325.50 518.50 477.50 266.50 145.00 9.00 0.00 1936.50
1960 10.50 2.50 51.00 67.00 115.00 341.00 536.50 415.50 318.00 115.50 8.50 0.00 1981.00
1961 6.00 9.50 5.50 63.50 144.00 400.00 498.50 582.00 232.50 108.00 0.00 0.00 2049.50
1962 0.00 0.00 1.00 109.00 66.50 293.50 453.50 448.00 373.50 92.50 27.00 3.50 1868.00
1963 0.00 22.00 6.50 26.50 163.50 259.50 341.50 450.00 439.00 157.50 7.50 1.00 1874.50
1964 0.00 0.00 14.50 11.00 96.00 243.50 434.00 410.00 248.00 149.00 8.00 15.00 1629.00
1965 3.50 1.50 5.00 79.00 97.50 236.50 490.00 481.00 246.50 167.50 21.50 1.50 1831.00
1966 0.00 0.00 18.50 74.50 148.50 301.00 428.50 448.50 353.00 125.00 10.00 8.00 1915.50
1967 5.50 0.00 11.00 1.00 164.00 367.50 530.50 624.50 428.00 107.00 21.50 0.00 2260.50
1968 15.00 47.50 27.50 43.50 131.00 306.00 489.00 440.00 318.50 79.00 15.50 0.00 1912.50
1969 9.00 0.00 28.50 32.00 249.50 359.00 414.50 406.00 327.00 63.50 22.00 5.50 1916.50
1970 15.50 5.50 4.00 5.50 145.00 379.50 505.50 465.00 216.00 95.50 10.00 6.50 1853.50
1971 3.50 2.00 0.00 23.50 151.00 229.50 470.50 546.50 247.50 89.50 0.00 0.00 1763.50
1972 0.50 9.00 56.00 26.00 180.50 301.00 551.00 542.00 252.00 92.00 6.00 7.50 2023.50
1973 1.50 3.00 0.50 54.00 204.50 313.00 487.00 402.00 338.00 79.00 15.00 5.50 1903.00
1974 8.00 0.00 16.53 a 19.50 121.00 314.50 456.00 511.50 451.00 105.50 10.00 0.50 2014.03
1975 7.00 1.00 5.00 1.50 136.50 266.00 483.50 378.50 383.00 118.50 21.00 15.50 1817.00
1976 0.00 3.00 12.50 18.00 149.50 199.00 453.00 421.50 369.50 147.00 47.50 0.00 1820.50
1977 0.00 7.00 2.00 81.50 78.50 362.50 434.00 625.50 289.00 128.50 11.50 17.00 2037.00
1978 0.50 8.00 69.50 43.00 96.00 367.50 482.50 483.50 279.50 187.50 11.00 0.00 2028.50
1979 0.00 4.00 31.00 64.00 194.00 337.00 518.50 470.50 426.21 a 230.00 8.00 17.00 2300.21
1980 6.00 16.00 4.50 88.00 127.00 212.00 472.50 417.50 341.00 170.50 59.00 28.00 1942.00
1981 3.00 10.50 2.50 73.00 147.00 296.50 450.00 568.50 376.50 81.50 27.00 0.00 2036.00
1982 0.00 16.50 3.00 31.50 143.50 317.50 409.00 478.50 297.00 114.50 3.00 2.50 1816.50
1983 5.50 5.00 10.50 44.50 191.50 240.50 368.50 473.50 260.00 116.00 40.50 0.00 1756.00
1984 6.00 4.50 29.00 20.50 113.50 220.50 447.50 463.50 290.00 83.00 3.50 0.00 1681.50
1985 0.00 0.00 0.00 112.00 149.00 309.50 562.00 423.50 191.50 84.50 19.00 0.00 1851.00
1986 0.00 22.30 a 62.00 34.00 161.50 386.00 350.00 572.00 219.00 127.00 4.50 0.00 1938.30
1987 0.50 2.00 21.00 105.50 220.50 353.00 378.50 440.00 320.00 182.50 17.50 1.50 2042.50
1988 0.00 1.00 7.50 66.50 115.00 220.50 438.00 387.50 260.00 159.00 6.00 0.00 1661.00
1989 0.00 0.00 0.00 90.00 80.50 226.00 288.50 291.00 267.00 57.00 2.50 4.00 1306.50
1990 0.00 0.00 28.50 97.50 116.50 286.50 549.00 516.00 414.00 71.00 7.50 0.00 2086.50
1991 4.50 12.00 7.00 20.50 64.00 198.50 498.50 502.00 407.00 197.00 30.50 0.00 1941.50
1992 13.50 29.50 35.50 140.50 281.50 399.00 486.50 521.00 325.00 147.00 18.00 0.00 2397.00
1993 0.00 0.00 24.50 18.00 224.00 246.00 318.50 425.50 368.50 181.50 0.00 6.50 1813.00
1994 3.50 0.00 43.50 57.50 192.50 232.50 531.50 468.00 415.50 80.50 2.00 14.50 2041.50
1995 15.00 32.50 19.00 34.50 182.00 267.50 499.00 415.50 411.50 97.00 65.00 6.00 2044.50
1996 0.00 k 28.00 23.50 78.50 103.50 273.50 569.50 519.50 278.50 160.50 9.00 0.00 a 2044.00
1997 7.00 0.00 33.00 42.50 280.00 263.50 467.00 530.00 372.50 83.00 14.00 0.00 2092.50
1998 2.50 0.00 24.50 54.00 98.50 280.00 537.50 515.50 406.50 90.50 5.00 4.00 2018.50
1999 0.00 c 2.00 0.00 c 46.03 a 95.00 239.48 a 434.50 502.09 c 328.97 a 113.15 a 37.76 a 0.00 a 1798.98
2000 0.00 a 0.00 0.00 a 69.50 165.00 333.50 434.50 455.91 b 354.44 c 114.91 b 3.21 b 0.00 b 1930.99
2001 0.00 0.00 d 11.62 c 40.96 d 217.55 c 231.00 432.50 497.50 354.81 d 106.29 c 27.69 d 0.00 i 1919.93
2002 10.50 10.50 0.00 41.50 111.00 308.65 d 511.00 474.00 352.50 82.50 4.50 0.50 1907.15
2003 14.00 0.50 36.50 17.50 135.00 g 345.50 567.50 529.50 317.50 g 225.86 c 10.80 e 0.00 h 1747.66
2004 0.00 f 0.00 56.83 d 71.54 d 180.50 313.00 530.00 551.00 271.50 114.00 g 0.50 f 8.00 g 1974.37
2005 17.00 f 5.25 d 22.50 f 49.00 g 181.00 f 212.00 515.50 396.00 h 220.50 h 112.50 g 15.50 h 8.50 m 732.75
2006 0.00 f 0.00 i 3.00 q 24.50 n 164.00 h 207.50 k 397.00 h 267.50 k 152.50 q 81.38 c 29.50 w 0.00 z 81.38
2007 0.00 n 1.50 55.50 49.00 152.62 e 276.72 a 543.50 452.50 289.29 b 61.00 5.00 12.29 b 1898.92
2008 0.00 m 0.00 h 0.00 z 0.00 z 208.96 d 232.00 0.00 z 516.50 369.00 e 80.27 c 29.50 0.00 b 1436.23
2009 0.50 0.00 0.50 36.00 i 189.50 338.00 581.00 524.50 407.07 a 68.20 a 0.00 3.00 2112.27
2010 1.50 5.00 20.00 39.31 a 93.00 229.00 482.00 494.50 361.50 129.50 46.50 5.50 k 1901.81
2011 8.94 e 0.00 a 11.50 19.66 a 43.00 240.00 377.50 484.50 440.50 128.50 9.00 2.00 1765.10
2012 1.00 3.50 2.00 80.69 a 122.00 225.54 b 426.00 528.00 357.00 151.79 b 46.50 2.00 1946.02
2013 0.00 0.00 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 3.57 5.53 16.87 53.95 156.80 289.30 469.68 476.72 338.92 121.41 17.16 3.91 1941.40
S.D. 4.77 9.21 17.53 32.09 57.12 59.03 64.95 62.33 65.43 45.97 16.45 6.43 196.38
SKEW 1.18 2.46 1.26 0.63 0.53 0.12 -0.55 -0.01 -0.21 0.50 1.15 2.08 -0.09
MAX 15.50 47.50 69.50 140.50 318.50 411.00 595.50 625.50 451.00 230.00 65.00 28.00 2517.00
MIN 0.00 0.00 0.00 1.00 43.00 153.50 288.50 291.00 191.50 27.50 0.00 0.00 1306.50
NO YRS 64 68 66 65 66 68 67 68 67 68 67 64 59