CORVALLIS WATER BUREAU, OREGON

Monthly Total Growing Degree Days

(351877)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1936 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 z 0.00
1937 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 z 0.00
1938 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 z 0.00
1939 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 z 0.00
1940 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 z 0.00
1941 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 z 0.00
1942 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 z 0.00
1943 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 z 0.00
1944 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 z 0.00
1945 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 z 0.00
1946 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 z 0.00
1947 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 z 0.00
1948 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 z 0.00
1949 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 z 0.00
1950 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 z 0.00
1951 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 z 0.00
1952 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 z 0.00
1953 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 z 0.00
1954 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 z 0.00
1955 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 z 0.00
1956 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 z 0.00
1957 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 z 0.00
1958 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 z 0.00
1959 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 z 0.00
1960 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 z 0.00
1961 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 z 0.00
1962 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 z 0.00
1963 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 281.54 d 330.00 469.50 456.50 138.00 7.50 0.00 1683.04
1964 0.00 0.00 18.00 18.00 91.50 252.50 483.08 a 440.00 286.50 153.97 a 5.00 4.13 a 1752.68
1965 0.00 c 0.00 33.50 79.00 118.32 a 276.50 503.50 489.50 317.50 172.00 25.50 5.17 a 2020.48
1966 0.00 0.00 27.00 70.50 176.50 315.52 a 440.50 520.50 383.50 116.50 12.00 2.00 2064.52
1967 1.50 0.00 0.00 10.50 174.00 375.00 567.50 663.00 493.50 116.00 15.00 1.50 2417.50
1968 2.50 40.00 36.17 a 37.50 105.50 283.97 a 461.50 395.00 309.00 55.50 11.50 0.00 a 1738.13
1969 3.50 0.00 28.00 35.50 251.50 389.00 404.00 415.00 331.00 46.00 17.00 0.00 b 1920.50
1970 12.83 b 0.00 0.52 a 5.00 163.50 392.50 462.00 443.50 241.00 88.00 8.00 0.00 1816.84
1971 1.00 1.00 0.00 22.00 132.00 179.00 448.00 511.50 241.50 96.00 0.00 0.00 1632.00
1972 0.00 1.50 45.00 11.50 196.50 298.00 549.00 553.00 274.50 110.00 2.00 9.00 2050.00
1973 1.00 1.50 1.50 49.50 181.50 336.72 a 433.00 342.50 306.50 51.50 5.50 2.50 1713.22
1974 7.50 0.00 15.00 8.50 f 90.00 320.00 412.00 502.50 462.00 136.83 b 6.00 1.50 1953.33
1975 11.37 a 0.00 1.00 7.00 157.00 255.00 451.50 377.50 401.00 75.43 a 18.50 4.50 1759.80
1976 0.00 0.00 7.00 22.00 143.00 205.00 424.00 404.50 372.00 131.00 28.97 a 0.00 1737.47
1977 0.00 5.00 0.50 70.00 53.22 a 319.00 394.00 557.50 249.00 101.00 7.00 9.00 1765.22
1978 0.00 2.50 39.50 37.00 103.85 a 360.50 462.00 452.00 252.50 170.00 5.50 0.00 1885.35
1979 0.00 0.00 28.50 56.00 195.00 326.00 483.00 425.50 373.00 203.50 2.00 3.50 2096.00
1980 0.50 8.00 3.00 80.00 107.00 188.50 449.00 364.00 324.50 145.00 21.50 20.50 1711.50
1981 0.00 9.50 0.00 58.00 116.00 231.00 421.00 529.00 322.00 56.00 2.50 0.50 1745.50
1982 0.00 9.50 1.00 21.50 156.00 346.00 394.00 443.50 302.00 79.50 0.00 0.00 1753.00
1983 1.00 2.50 0.50 50.50 199.00 204.00 349.50 451.00 241.50 62.00 8.50 0.00 1570.00
1984 8.00 0.00 22.50 14.00 95.50 209.50 457.00 423.50 262.00 71.00 0.00 0.00 1563.00
1985 0.00 0.00 0.00 73.00 132.00 324.00 557.00 414.00 196.00 79.50 14.00 0.00 1789.50
1986 0.00 14.00 22.00 37.50 149.00 357.50 311.50 506.00 181.00 71.00 2.50 0.00 1652.00
1987 0.00 0.00 4.50 75.00 186.00 330.50 375.00 464.50 321.50 173.00 15.50 0.00 1945.50
1988 0.00 2.50 4.00 56.00 107.50 227.00 440.50 423.00 294.50 185.50 12.00 0.00 1752.50
1989 0.00 0.00 0.00 112.00 142.00 329.50 350.50 376.50 376.50 68.00 10.00 1.00 1766.00
1990 1.00 0.00 11.00 69.00 100.00 270.00 522.00 494.50 379.50 41.00 4.50 0.00 1892.50
1991 2.00 13.00 0.00 23.50 55.50 162.00 477.00 458.50 391.50 158.50 15.50 0.00 1757.00
1992 0.00 9.50 18.00 104.00 297.00 372.00 480.50 481.00 256.50 90.00 5.50 0.00 2114.00
1993 0.00 0.00 2.00 25.00 228.50 268.50 328.50 457.50 338.00 122.50 0.00 0.50 1771.00
1994 3.00 0.00 22.00 43.50 183.00 223.50 491.00 419.50 398.50 79.00 0.00 3.50 1866.50
1995 10.00 15.50 10.50 34.50 210.50 305.00 511.00 409.00 394.50 63.50 43.50 0.00 2007.50
1996 0.00 12.00 10.00 61.50 82.00 252.50 543.50 490.50 242.00 101.00 0.50 0.00 1795.50
1997 3.50 0.00 16.00 22.00 267.50 247.00 430.50 502.00 334.00 51.50 12.50 0.00 1886.50
1998 0.00 0.00 27.00 63.00 127.00 307.00 540.00 506.50 399.00 76.50 3.00 3.00 2052.00
1999 0.00 0.00 4.00 61.50 109.00 248.50 411.00 477.00 350.00 102.00 38.00 0.50 1801.50
2000 0.00 0.00 3.00 82.00 156.50 355.00 427.00 444.00 315.00 92.00 2.00 0.00 1876.50
2001 0.00 0.00 17.00 37.50 215.50 226.00 398.50 436.00 336.50 101.00 14.50 0.00 1782.50
2002 3.50 7.50 0.00 52.50 129.00 305.50 513.00 0.00 z 387.00 122.50 3.50 0.00 1524.00
2003 11.50 0.00 29.50 28.50 183.50 413.00 576.00 530.00 412.50 195.00 0.50 0.00 2380.00
2004 0.00 0.00 61.00 108.00 202.50 349.00 578.00 563.00 317.50 150.00 3.00 3.50 2335.50
2005 10.50 1.00 58.00 66.50 223.50 267.00 547.50 562.50 321.50 121.50 5.00 2.00 2186.50
2006 0.00 0.00 5.50 68.00 221.00 389.50 580.50 499.00 382.50 106.50 28.00 0.00 2280.50
2007 0.50 1.00 41.50 48.50 186.50 281.00 560.00 496.00 323.50 39.50 5.00 7.50 1990.50
2008 0.00 0.00 2.00 30.50 200.50 240.00 495.50 473.00 325.50 70.00 15.00 0.00 1852.00
2009 0.00 0.00 0.00 43.00 154.00 277.00 498.00 411.00 289.00 25.00 0.00 0.00 1697.00
2010 0.00 0.00 8.50 41.50 118.00 261.50 482.50 465.50 337.50 126.50 34.50 4.00 1880.00
2011 7.00 0.00 5.50 6.50 71.00 253.00 408.50 527.52 a 454.00 108.50 1.00 0.00 1842.52
2012 0.00 0.00 0.00 82.80 e 152.00 171.50 f 418.00 524.00 389.00 143.50 25.86 a 0.00 1735.16
2013 0.00 0.00 a 15.00 o 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 2.06 3.14 14.10 48.16 155.03 289.53 460.63 469.08 332.93 104.77 10.49 1.79 1884.04
S.D. 3.66 6.85 16.14 27.30 54.85 61.41 69.68 60.63 68.53 43.85 10.69 3.57 203.32
SKEW 1.78 3.52 1.19 0.38 0.31 0.02 -0.11 0.45 0.07 0.37 1.30 3.36 0.97
MAX 12.83 40.00 61.00 112.00 297.00 413.00 580.50 663.00 493.50 203.50 43.50 20.50 2417.50
MIN 0.00 0.00 0.00 5.00 53.22 162.00 311.50 342.50 181.00 25.00 0.00 0.00 1563.00
NO YRS 50 50 49 48 49 49 50 49 50 50 50 50 46