FERN RIDGE DAM, OREGON

Monthly Total Growing Degree Days

(352867)

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
1943 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 267.50 o 463.00 438.00 163.00 6.00 2.00 1072.00
1944 0.00 1.50 11.50 36.50 150.50 306.00 509.00 468.00 436.00 226.00 12.50 0.50 2158.00
1945 9.00 2.50 0.00 47.00 226.00 312.50 548.50 513.50 318.50 144.00 14.50 5.68 a 2141.68
1946 0.00 1.50 9.00 60.00 247.50 297.00 520.00 517.50 311.00 33.00 3.50 2.00 2002.00
1947 0.00 5.50 38.50 117.93 a 293.00 293.00 454.50 432.50 364.00 154.50 10.00 0.00 2163.43
1948 0.00 0.00 7.00 23.50 133.00 411.96 b 448.47 a 451.00 344.00 105.50 0.00 0.00 1924.43
1949 0.00 3.00 7.50 103.00 248.00 325.50 462.50 478.00 367.50 45.00 46.00 0.00 2086.00
1950 0.00 2.00 5.68 a 32.50 172.50 328.00 540.50 577.50 386.50 131.00 35.00 7.00 2218.18
1951 1.00 29.00 0.50 124.14 a 180.00 415.00 511.00 497.00 393.50 119.00 2.00 2.00 2274.14
1952 0.00 1.04 a 5.68 a 74.50 196.33 a 242.00 536.00 491.00 443.00 252.50 0.00 1.00 2243.05
1953 8.78 a 3.00 9.00 53.50 107.00 206.90 a 481.50 482.00 403.50 134.00 37.00 9.00 1935.18
1954 0.00 0.00 4.00 62.50 187.55 a 203.00 402.50 389.50 297.50 101.00 27.00 0.00 1674.55
1955 0.00 0.00 0.00 15.00 124.50 307.00 358.57 a 464.00 343.00 120.50 22.50 5.00 1760.07
1956 0.00 0.00 a 14.00 78.50 236.00 252.93 a 511.50 b 477.50 383.50 106.00 6.50 4.00 2070.43
1957 0.00 4.00 8.00 86.00 237.67 a 356.00 443.50 425.50 462.50 108.00 3.50 2.50 2137.17
1958 0.50 22.00 7.00 42.50 318.50 398.00 641.00 630.50 386.00 184.00 46.00 26.50 2702.50
1959 2.00 0.00 5.50 84.00 126.00 333.00 561.00 502.00 280.50 180.00 15.00 0.50 2089.50
1960 3.00 1.00 29.50 65.00 119.50 375.50 568.00 445.50 359.50 152.00 9.50 1.00 2129.00
1961 3.00 11.00 12.00 65.50 139.50 413.00 528.50 599.50 279.00 139.50 0.50 2.00 2193.00
1962 3.50 0.00 3.00 101.50 68.50 298.50 479.00 453.50 398.00 104.00 25.00 4.50 1939.00
1963 0.00 19.00 6.50 31.00 180.50 295.50 382.00 474.00 425.50 172.50 7.00 0.00 1993.50
1964 1.50 0.00 14.00 14.00 115.50 252.50 476.50 438.00 294.50 155.00 7.00 11.50 1780.00
1965 4.50 0.00 11.00 90.00 134.50 283.00 515.50 515.00 323.50 182.00 38.50 2.50 2100.00
1966 0.00 0.00 20.00 84.00 179.00 311.00 450.50 503.00 392.50 141.50 8.00 10.50 2100.00
1967 4.50 0.50 7.50 2.50 173.50 399.50 548.00 655.50 470.00 113.50 21.00 0.50 2396.50
1968 12.00 38.50 28.00 46.00 128.00 309.50 500.50 434.00 334.00 75.50 22.00 0.00 1928.00
1969 9.00 0.00 24.00 30.50 255.00 386.00 447.50 424.00 349.00 59.50 18.50 5.00 2008.00
1970 13.00 0.00 7.00 10.50 170.00 409.00 528.50 483.50 258.50 114.00 7.50 1.00 2002.50
1971 3.00 3.50 0.00 25.00 168.50 221.00 504.00 559.50 285.50 109.50 0.50 0.00 1880.00
1972 1.50 4.00 54.50 19.00 202.00 320.00 570.50 570.50 279.00 121.50 11.00 8.50 2162.00
1973 0.00 4.50 0.50 67.50 200.50 339.50 513.00 429.50 355.00 99.00 12.00 0.50 2021.50
1974 3.00 0.00 19.00 17.50 128.50 334.50 457.00 531.00 492.00 143.50 16.00 2.50 2144.50
1975 19.50 0.00 3.00 4.50 152.00 301.00 499.50 413.00 419.50 110.50 21.50 8.50 1952.50
1976 0.00 0.00 7.50 28.50 156.50 232.50 458.00 432.50 399.50 148.50 43.50 0.00 1907.00
1977 0.00 6.00 0.00 63.10 a 68.50 353.50 457.00 616.50 284.00 129.00 8.50 12.00 1998.10
1978 0.50 1.50 62.00 32.50 110.50 385.50 513.00 510.00 293.00 169.50 7.50 0.00 2085.50
1979 0.00 0.00 21.00 51.50 203.50 328.00 524.50 468.00 406.00 229.50 10.00 9.50 2251.50
1980 1.00 10.00 6.50 82.00 111.50 221.50 501.50 428.50 361.50 172.50 52.50 25.00 1974.00
1981 0.50 6.00 6.00 66.00 146.00 299.00 488.00 584.50 397.00 81.50 17.50 0.50 2092.50
1982 0.00 13.50 2.00 32.00 175.50 371.00 455.50 537.00 382.50 150.50 1.50 1.00 2122.00
1983 2.00 5.00 15.50 92.00 260.50 312.00 438.50 547.50 357.00 151.00 36.00 0.00 2217.00
1984 12.00 5.00 40.50 26.00 149.00 276.00 540.00 528.00 385.50 132.50 8.50 0.00 2103.00
1985 0.00 0.00 0.00 128.50 198.50 381.00 654.50 515.00 310.50 130.50 16.50 0.00 2335.00
1986 5.50 21.00 69.50 55.00 188.50 451.00 443.50 647.50 316.00 181.50 8.50 0.00 2387.50
1987 0.00 0.50 20.50 133.00 257.00 403.00 447.50 563.00 407.00 278.00 30.50 0.50 2540.50
1988 0.50 3.50 16.00 86.50 152.50 299.50 560.50 538.00 412.50 106.00 p 26.50 0.00 2096.00
1989 2.00 0.00 i 15.00 132.50 j 133.00 i 388.00 297.00 l 483.50 295.50 k 123.00 i 2.00 j 7.00 k 888.50
1990 4.50 k 2.50 j 33.00 i 91.50 i 100.00 i 251.00 i 412.50 j 587.00 288.00 l 89.00 j 4.00 k 1.50 m 587.00
1991 2.00 k 22.50 j 1.00 j 31.50 i 92.50 i 162.00 j 410.50 i 426.00 i 400.50 j 171.00 i 15.00 l 0.00 k 0.00
1992 17.00 j 27.00 j 66.00 i 166.50 219.00 k 481.50 588.50 455.50 j 310.00 i 116.50 j 9.50 k 0.00 j 1236.50
1993 0.50 n 0.00 i 44.00 58.50 170.00 l 329.50 272.50 j 379.00 i 317.00 i 158.50 k 9.00 m 3.50 m 432.00
1994 3.50 l 0.00 k 60.45 a 75.50 j 193.50 j 311.38 a 392.50 l 568.50 352.50 i 90.00 k 0.00 k 13.00 j 940.33
1995 6.50 l 40.00 n 30.00 i 47.50 j 157.00 i 373.00 384.50 k 513.64 b 337.50 j 103.50 j 61.00 k 2.50 k 886.64
1996 3.50 m 10.50 j 20.00 j 56.00 k 88.00 j 168.50 k 385.00 i 357.50 i 140.00 l 104.00 j 4.50 l 0.00 m 0.00
1997 6.00 k 4.50 i 25.00 j 47.50 181.00 n 236.00 j 390.50 i 432.50 j 331.50 i 79.50 j 34.00 l 0.00 l 47.50
1998 0.00 n 0.00 j 24.00 l 76.50 122.50 k 386.00 469.00 i 364.00 l 258.50 i 46.50 k 1.50 n 4.00 n 462.50
1999 0.00 m 4.50 l 4.50 i 29.00 k 95.50 l 263.50 h 359.00 k 428.50 i 343.50 i 132.50 k 36.50 l 1.00 j 0.00
2000 0.00 k 1.50 i 12.00 i 111.00 j 167.00 i 336.50 h 332.50 l 448.00 i 298.00 k 106.50 l 10.50 m 0.50 k 0.00
2001 0.00 j 0.00 j 22.50 l 55.50 l 185.50 i 229.50 i 308.50 n 415.50 h 256.50 l 84.50 m 25.50 j 0.00 k 0.00
2002 1.50 i 8.50 j 5.00 j 98.00 120.00 h 288.00 j 430.50 j 419.00 i 298.50 k 129.00 i 22.50 m 0.00 j 98.00
2003 12.00 j 0.00 i 24.50 j 14.50 j 129.50 s 296.00 j 476.00 h 392.00 k 284.00 l 204.00 i 4.00 p 0.00 l 0.00
2004 0.00 k 0.50 k 56.50 j 69.00 h 156.50 k 193.50 n 334.50 n 418.50 j 200.00 o 93.00 p 0.00 n 0.00 q 0.00
2005 5.50 q 0.00 m 27.50 l 24.50 m 106.00 n 149.00 o 266.50 q 325.00 n 158.00 p 42.50 t 4.00 l 0.00 o 0.00
2006 0.00 i 0.00 h 0.00 i 25.50 j 126.00 k 231.00 i 274.50 n 272.50 k 176.50 o 52.00 p 0.00 z 0.00 z 0.00
2007 0.00 s 0.00 m 0.50 v 15.50 n 60.50 p 132.00 n 0.00 z 140.50 u 144.00 p 20.50 t 0.00 z 0.00 z 0.00
2008 0.00 z 2.50 n 4.00 p 9.00 n 83.50 s 0.00 z 171.00 t 182.50 s 0.00 z 47.50 p 0.00 z 0.00 z 0.00
2009 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 1.50 4.00 5.50
2010 0.00 0.00 9.50 36.50 90.00 222.50 274.00 n 452.60 a 326.00 87.00 17.50 7.50 1249.10
2011 0.00 1.50 17.00 7.00 65.00 257.50 407.00 482.00 410.50 113.00 2.50 9.00 1772.00
2012 0.50 1.50 0.50 81.00 126.00 212.00 450.50 500.50 331.00 123.50 36.00 1.50 1864.50
2013 0.00 0.00 6.50 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 2.54 4.74 15.41 59.68 169.96 324.29 496.39 503.64 364.35 137.04 16.75 3.93 2086.10
S.D. 4.27 8.15 17.20 36.76 58.27 65.92 59.86 63.19 56.62 48.17 14.03 5.75 197.62
SKEW 2.15 2.49 1.68 0.60 0.41 0.05 0.27 0.56 0.08 0.60 0.85 2.34 0.62
MAX 19.50 38.50 69.50 166.50 318.50 481.50 654.50 655.50 492.00 278.00 52.50 26.50 2702.50
MIN 0.00 0.00 0.00 2.50 65.00 203.00 358.57 389.50 258.50 33.00 0.00 0.00 1674.55
NO YRS 50 49 51 53 48 54 48 53 49 48 50 50 46