TIDEWATER FISH HATCHERY, OREGON

Monthly Total Growing Degree Days

(358481)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200208
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
1940 0.00 z 0.00 z 0.00 z 165.56 c 296.00 408.75 b 471.00 611.73 a 328.00 o 293.00 9.00 24.00 2279.04
1941 3.00 18.50 97.50 100.50 207.00 313.50 477.50 436.00 328.50 234.00 94.50 20.50 2331.00
1942 2.00 0.50 27.00 84.00 170.00 282.50 497.00 522.50 0.00 z 0.00 z 0.00 z 0.00 z 1585.50
1943 0.00 z 0.00 z 14.00 s 109.00 134.52 c 240.50 400.50 405.00 432.50 0.00 z 0.00 z 0.00 z 1722.02
1944 0.00 1.00 25.50 54.50 143.50 224.50 401.00 404.00 381.50 266.00 13.50 2.00 1917.00
1945 9.50 3.50 1.00 47.50 165.50 262.00 404.50 378.50 284.00 176.00 20.50 9.00 1761.50
1946 0.50 0.50 8.00 63.50 216.50 271.00 428.50 380.27 a 302.00 87.50 2.14 b 4.65 a 1765.06
1947 0.50 6.72 c 66.00 141.50 234.50 276.00 400.70 d 382.00 327.41 a 143.50 19.50 0.00 f 1998.34
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 399.90 a 428.50 369.11 b 142.50 0.00 0.00 1340.01
1949 0.00 10.00 22.00 98.04 b 215.50 302.00 366.83 a 406.50 332.59 a 83.00 66.72 a 0.00 1903.18
1950 0.00 3.00 7.75 a 40.86 a 135.76 b 274.50 443.09 b 489.28 a 330.50 127.00 43.50 32.00 1927.24
1951 1.00 14.50 1.50 76.00 188.00 323.00 404.00 388.50 271.03 a 134.00 12.50 0.00 1814.03
1952 0.00 a 0.50 10.00 63.50 164.50 211.50 397.66 b 389.05 a 304.29 b 201.50 c 1.03 a 5.50 1749.03
1953 8.50 q 9.00 44.90 b 91.00 53.00 f 153.62 a 368.00 442.50 376.50 189.50 50.00 14.00 1739.02
1954 1.50 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 105.50 6.20 a 113.20
1955 0.50 0.00 a 6.50 7.50 67.50 209.50 270.00 295.00 285.50 149.32 a 46.55 a 12.50 1350.37
1956 2.50 0.00 5.00 59.50 194.50 210.50 384.50 398.87 a 315.00 112.24 b 22.50 6.50 1711.61
1957 0.00 15.00 14.00 58.97 a 207.00 298.50 376.13 a 392.15 a 431.54 d 162.46 d 14.00 7.00 1976.75
1958 7.75 c 37.50 7.50 70.00 263.50 384.00 523.50 496.00 368.00 217.57 d 44.00 38.00 2457.32
1959 12.40 a 3.50 11.50 33.50 l 147.00 265.86 a 391.50 377.34 b 276.50 143.00 h 44.50 4.00 1534.11
1960 0.00 z 6.21 a 36.50 76.50 96.50 293.00 366.00 370.50 315.56 c 194.61 d 28.00 4.50 1787.88
1961 20.00 16.50 18.50 68.00 115.50 329.50 428.50 446.50 278.89 c 117.69 d 5.50 5.00 1850.07
1962 7.00 9.50 0.50 85.50 57.00 221.50 331.00 407.00 358.50 196.00 65.50 21.00 1760.00
1963 0.00 90.50 8.50 29.50 96.50 n 225.50 333.50 404.50 453.00 217.50 38.00 14.00 1814.50
1964 5.00 2.00 24.80 a 18.50 106.43 a 232.00 376.00 397.50 299.50 206.00 22.50 14.00 1704.23
1965 3.10 a 7.00 38.50 88.00 102.50 229.50 396.50 58.00 z 345.00 288.30 a 82.50 14.50 1595.40
1966 7.00 2.50 41.00 80.50 152.50 300.00 374.00 429.35 a 439.66 a 194.50 43.50 10.00 2074.51
1967 2.00 2.00 9.00 0.00 177.00 334.00 445.00 537.50 476.50 224.50 69.50 3.00 2280.00
1968 18.50 88.50 49.50 47.00 159.00 300.00 423.00 416.00 376.03 a 157.00 49.00 0.00 2083.53
1969 9.50 0.00 42.50 39.00 282.10 a 350.50 367.50 381.50 335.50 155.00 61.50 13.00 2037.60
1970 25.50 37.33 a 1.00 6.00 184.50 313.00 385.50 405.07 a 254.00 130.50 36.00 4.00 1782.40
1971 24.00 20.00 4.00 35.00 137.50 194.00 363.50 471.00 319.50 162.00 9.50 0.00 1740.00
1972 3.00 15.00 69.00 23.50 195.00 290.00 465.00 449.50 279.50 163.50 30.00 16.00 1999.00
1973 9.50 21.00 3.00 73.50 171.50 283.50 367.00 342.00 360.50 164.50 18.50 27.90 a 1842.40
1974 15.00 0.50 38.00 53.50 114.00 274.50 391.00 424.50 425.00 200.50 27.00 12.50 1976.00
1975 18.50 7.00 12.50 8.00 173.50 250.50 400.50 370.00 413.50 141.00 36.50 13.00 1844.50
1976 4.50 1.50 9.50 37.00 163.50 192.50 378.50 393.50 403.00 204.50 88.33 c 4.50 1880.83
1977 7.00 21.00 1.00 79.00 78.00 313.50 369.50 512.50 312.00 223.50 30.52 a 17.50 1965.02
1978 6.50 36.50 121.00 57.00 145.50 370.00 413.00 453.50 351.00 300.50 16.50 3.50 2274.50
1979 0.00 1.00 94.50 91.50 213.50 275.00 445.50 467.00 465.50 266.00 29.00 23.00 2371.50
1980 2.58 a 36.00 22.00 90.00 128.00 213.00 415.00 358.50 387.00 218.00 72.00 42.50 1984.58
1981 19.00 36.00 27.00 105.50 151.50 287.00 410.00 491.35 a 395.00 168.43 a 55.00 15.50 2161.28
1982 1.50 21.50 17.50 44.00 191.50 290.50 378.50 432.50 390.50 179.00 17.50 7.50 1972.00
1983 8.50 14.50 34.50 74.00 201.00 288.00 595.41 b 0.00 z 392.50 210.50 44.00 3.00 1865.91
1984 32.50 32.50 55.50 39.50 132.50 185.50 388.50 441.50 340.86 a 159.50 15.50 0.00 1823.86
1985 0.00 0.00 0.00 16.50 82.50 320.00 482.00 442.00 322.00 194.00 34.50 0.00 1893.50
1986 26.00 50.00 141.00 68.50 210.00 372.50 378.00 468.00 310.00 261.50 75.50 2.00 2363.00
1987 0.00 16.00 40.50 143.50 263.00 323.50 373.50 460.50 366.00 283.00 80.50 10.50 2360.50
1988 1.50 57.50 18.50 77.00 155.50 250.00 410.50 420.00 343.00 285.00 36.00 13.00 2067.50
1989 6.00 0.00 12.00 189.00 181.00 327.50 369.50 411.50 398.00 180.00 40.50 23.50 2138.50
1990 6.50 23.50 86.50 123.00 152.00 304.50 476.50 500.00 443.00 161.50 25.50 0.50 2303.00
1991 6.00 53.00 16.50 22.00 48.00 227.50 446.00 452.00 471.00 224.00 39.00 0.00 2005.00
1992 3.00 66.50 107.00 162.50 313.50 388.00 471.50 493.00 354.00 244.00 69.50 0.00 2672.50
1993 17.50 22.00 107.50 89.00 322.00 354.00 406.00 509.00 400.50 261.00 16.00 6.00 2510.50
1994 25.50 6.50 86.00 153.50 244.50 281.00 452.00 514.00 485.50 218.00 5.50 15.00 2487.00
1995 39.50 93.00 62.00 84.50 234.00 333.50 499.50 468.50 474.00 221.50 0.00 z 0.00 z 2510.00
1996 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
1997 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
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 264.50 446.00 441.00 347.50 88.50 p 23.50 k 5.50 n 1499.00
1999 0.00 p 3.11 a 12.18 c 27.00 m 81.50 k 159.00 g 101.00 v 41.50 z 123.00 q 97.50 k 43.50 p 0.00 z 15.29
2000 3.00 r 5.58 c 6.72 a 103.93 b 123.00 f 288.00 e 213.50 l 230.00 k 0.00 z 0.00 z 0.00 z 0.00 z 404.22
2001 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
2002 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 220.00 k 432.50 396.00 0.00 z 0.00 z 0.00 z 0.00 z 828.50
Period of Record Statistics
MEAN 8.28 19.38 33.91 72.48 172.81 281.83 411.52 432.76 362.93 194.15 38.18 10.50 2020.30
S.D. 9.61 23.92 35.35 42.69 62.78 55.31 52.49 55.60 60.29 53.28 26.03 10.09 271.15
SKEW 1.39 1.69 1.31 0.61 0.31 0.03 0.72 0.53 0.32 0.12 0.66 1.21 0.34
MAX 39.50 93.00 141.00 189.00 322.00 408.75 595.41 611.73 485.50 300.50 105.50 42.50 2672.50
MIN 0.00 0.00 0.00 0.00 48.00 153.62 270.00 295.00 254.00 83.00 0.00 0.00 1350.37
NO YRS 51 54 54 54 52 56 57 55 54 52 53 52 43