WATERVILLE, WASHINGTON

Monthly Total Growing Degree Days

(459012)

Base Temperature = 50 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200602
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
1931 0.00 b 0.00 0.00 48.00 240.50 300.00 565.50 540.50 189.50 34.50 0.00 0.00 1918.50
1932 0.00 0.00 3.50 23.00 91.50 353.50 396.50 487.00 292.00 76.00 0.00 0.00 1723.00
1933 0.00 0.00 a 0.00 53.00 59.00 276.00 526.00 545.00 151.50 89.00 3.50 0.00 1703.00
1934 0.00 0.00 6.00 172.00 219.50 342.50 515.50 574.00 220.00 100.50 0.00 a 0.00 2150.00
1935 0.00 a 0.00 0.00 18.00 118.50 273.50 486.50 423.50 356.00 131.23 a 0.00 0.00 1807.23
1936 0.00 0.00 0.00 104.50 288.50 306.00 518.50 543.00 242.50 103.00 0.00 0.00 2106.00
1937 0.00 0.00 0.00 6.00 106.00 272.00 548.00 338.50 303.50 55.80 a 0.00 0.00 a 1629.80
1938 0.00 0.00 0.00 23.00 153.50 363.50 618.00 392.00 395.50 34.00 0.00 0.00 1979.50
1939 0.00 0.00 7.50 45.00 169.00 209.50 523.00 553.50 262.00 56.50 0.00 0.00 1826.00
1940 0.00 0.00 0.00 0.00 z 166.50 373.00 516.00 485.00 344.50 59.50 0.00 0.00 1944.50
1941 0.00 0.00 11.50 64.00 119.00 251.00 596.00 440.00 83.50 2.00 0.00 0.00 1567.00
1942 0.00 0.00 0.00 28.00 85.50 177.50 523.00 540.00 286.50 52.00 0.00 0.00 1692.50
1943 0.00 0.00 0.00 65.50 62.00 169.00 467.50 384.50 326.00 120.00 0.00 0.00 1594.50
1944 0.00 0.00 0.50 19.50 155.00 263.00 490.50 408.50 332.50 122.00 0.00 0.00 a 1791.50
1945 0.00 0.00 0.00 13.00 131.00 205.00 522.00 496.50 197.50 130.50 7.00 0.00 1702.50
1946 0.00 0.00 0.00 28.50 193.50 195.50 476.00 478.00 0.00 z 8.50 0.00 0.00 1380.00
1947 0.00 0.00 18.50 53.50 260.50 232.00 471.00 430.50 262.50 52.18 a 0.00 0.00 1780.68
1948 0.00 0.00 0.50 6.72 a 96.50 391.00 384.00 370.00 230.00 15.00 0.00 0.00 1493.72
1949 0.00 0.00 0.00 61.00 274.00 283.50 463.50 471.00 305.50 4.00 2.50 0.00 a 1865.00
1950 0.00 0.00 0.00 0.00 85.50 271.50 496.50 539.00 334.00 5.50 0.00 a 0.00 1732.00
1951 0.00 b 0.00 0.00 28.50 115.50 289.50 513.50 473.50 278.50 54.00 0.00 0.00 b 1753.00
1952 0.00 a 0.00 0.00 a 57.50 180.00 249.50 542.50 510.50 356.00 164.50 0.00 0.00 2060.50
1953 0.00 0.00 z 0.00 14.50 78.50 150.00 506.00 475.00 291.21 a 51.50 0.00 0.00 1566.71
1954 0.00 0.00 0.00 3.50 160.50 179.00 449.50 383.50 223.00 10.50 0.00 b 0.00 1409.50
1955 0.00 0.00 0.00 0.00 40.00 324.00 461.50 535.50 284.50 22.50 0.00 0.00 1668.00
1956 0.00 0.00 0.00 49.00 269.18 a 213.00 614.00 516.00 275.00 40.50 0.00 0.00 a 1976.68
1957 0.00 0.00 0.00 38.50 256.00 312.50 443.50 389.50 373.00 15.50 0.00 0.00 a 1828.50
1958 0.00 0.00 0.00 6.50 344.74 b 447.00 661.00 638.50 220.50 74.50 0.00 0.00 2392.74
1959 0.00 0.00 0.00 10.50 57.00 116.00 563.50 374.00 121.00 26.00 0.00 e 0.00 1268.00
1960 0.00 a 0.00 3.00 38.00 78.50 303.00 634.00 367.50 214.50 32.50 g 0.00 0.00 1638.50
1961 0.00 0.00 0.50 2.00 116.00 428.50 0.00 z 645.00 189.00 0.00 0.00 0.00 1381.00
1962 0.00 0.00 0.00 6.50 30.50 230.00 470.00 444.00 222.50 30.00 0.00 0.00 a 1433.50
1963 0.00 0.00 0.00 z 0.00 z 0.00 z 337.78 c 439.50 505.50 376.00 68.00 0.00 0.00 1726.78
1964 0.00 0.00 2.00 3.50 114.00 281.50 483.00 351.00 149.00 25.00 0.00 0.00 1409.00
1965 0.00 0.00 0.00 28.00 126.50 342.86 b 581.52 b 559.07 b 219.50 58.00 0.00 0.00 a 1915.44
1966 0.00 0.00 3.00 29.00 230.00 253.00 495.50 537.00 373.00 39.00 0.00 0.00 1959.50
1967 0.00 0.00 0.00 0.00 120.00 408.50 603.00 690.50 431.00 21.50 0.00 0.00 2274.50
1968 0.00 0.00 0.50 20.50 138.00 315.00 614.50 403.00 273.50 10.50 0.00 z 0.00 1775.50
1969 0.00 0.00 0.00 9.00 262.00 495.50 486.50 425.50 192.41 a 6.00 0.00 0.00 1876.91
1970 0.00 0.00 0.00 0.00 163.00 440.69 a 596.00 553.50 144.00 54.50 0.00 0.00 1951.69
1971 0.00 0.00 0.00 0.00 z 213.38 a 209.50 581.00 678.50 118.50 69.00 0.00 0.00 1869.88
1972 0.00 z 0.00 2.50 3.50 192.00 327.50 477.00 580.00 173.50 39.00 0.00 d 0.00 1795.00
1973 0.00 a 0.00 0.00 36.50 190.50 300.50 593.00 560.00 272.50 12.00 0.00 0.00 1965.00
1974 0.00 c 0.00 0.00 12.00 66.00 408.00 498.00 572.00 345.00 28.00 0.00 0.00 1929.00
1975 0.00 0.00 0.00 4.00 106.00 298.00 654.00 402.50 300.00 35.50 0.00 0.00 1800.00
1976 0.00 0.00 0.00 8.50 103.50 231.50 496.00 399.50 371.00 54.50 0.00 0.00 1664.50
1977 0.00 0.00 0.00 111.00 73.00 464.50 517.00 672.00 163.00 10.50 0.00 0.00 2011.00
1978 0.00 0.00 4.00 20.50 97.50 425.00 583.00 465.50 164.00 32.50 0.00 0.00 1792.00
1979 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 589.00 354.50 123.50 0.00 b 0.00 1067.00
1980 0.00 z 0.00 a 0.00 69.50 173.17 b 252.50 528.03 a 423.67 a 288.50 70.78 a 0.00 f 0.00 1806.16
1981 0.00 b 0.00 a 1.72 d 47.07 a 151.68 c 219.64 b 458.00 657.00 309.00 3.50 0.00 0.00 a 1847.61
1982 0.00 a 0.00 0.00 11.00 119.00 445.00 518.00 533.50 267.50 33.00 0.00 0.00 1927.00
1983 0.00 0.00 0.00 25.00 254.50 315.50 429.50 562.50 181.50 13.00 0.00 0.00 1781.50
1984 0.00 0.00 0.00 6.50 76.00 278.50 587.00 579.00 196.50 45.00 0.00 0.00 1768.50
1985 0.00 0.00 0.00 55.50 238.50 369.50 775.00 498.50 111.00 20.50 0.00 0.00 2068.50
1986 0.00 0.00 0.00 38.00 213.50 516.00 465.50 719.00 180.00 41.50 0.00 0.00 2173.50
1987 0.00 0.00 0.00 100.50 251.00 0.00 z 0.00 z 532.00 414.50 83.50 0.00 0.00 z 1381.50
1988 0.00 0.00 0.00 91.00 0.00 z 339.00 637.00 589.50 353.50 178.00 0.00 0.00 a 2188.00
1989 0.00 0.00 0.00 67.00 183.50 452.50 561.00 0.00 z 0.00 z 36.50 0.00 0.00 1300.50
1990 0.00 0.00 3.50 53.50 83.50 280.00 646.00 593.00 0.00 z 0.00 z 0.00 z 0.00 z 1659.50
1991 0.00 z 0.00 z 0.00 z 20.00 79.00 188.00 577.00 674.50 418.00 75.50 0.00 q 0.00 2032.00
1992 0.00 m 0.00 6.50 o 78.50 348.50 609.00 614.50 656.50 246.00 79.57 a 0.00 0.00 2632.57
1993 0.00 0.00 0.00 4.50 319.00 318.50 389.50 506.00 358.50 109.00 0.00 0.00 2005.00
1994 0.00 0.00 39.00 129.50 330.50 436.50 824.50 674.50 512.50 53.00 0.00 0.00 3000.00
1995 0.00 0.00 0.00 27.50 290.00 376.00 599.50 417.50 440.50 20.00 0.00 0.00 2171.00
1996 0.00 0.00 0.00 46.50 93.00 285.00 654.50 628.00 251.00 48.00 0.00 0.00 q 2006.00
1997 0.00 t 0.00 p 0.00 1.50 163.50 233.50 469.00 578.50 274.00 1.50 0.00 0.00 1721.50
1998 0.00 0.00 0.00 50.00 202.50 0.00 z 723.50 619.50 442.50 27.00 k 0.00 0.00 2038.00
1999 0.00 0.00 0.00 36.00 117.50 191.00 n 511.00 649.00 254.00 13.00 0.00 0.00 1580.50
2000 0.00 0.00 0.00 59.50 139.00 346.15 d 504.94 e 536.41 c 206.11 c 6.00 0.00 0.00 1798.12
2001 0.00 a 0.00 0.00 25.50 188.00 204.00 497.00 611.73 a 339.50 22.50 0.00 0.00 h 1888.23
2002 0.00 0.00 0.00 6.50 78.00 379.50 638.50 486.00 208.50 15.50 0.00 0.00 1812.50
2003 0.00 0.00 3.50 10.50 126.00 434.00 0.00 z 410.50 288.50 h 166.50 0.00 0.00 1151.00
2004 0.00 0.00 z 1.50 103.00 178.00 469.00 746.00 713.00 291.00 97.50 i 0.00 0.00 m 2501.50
2005 0.00 0.00 6.50 66.50 196.50 331.50 0.00 z 630.50 234.50 29.00 0.00 0.00 1495.00
2006 0.00 0.00 0.00 z 27.93 a 215.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 243.43
Period of Record Statistics
MEAN 0.00 0.00 1.66 36.54 161.72 315.05 543.08 521.84 272.71 50.60 0.18 0.00 1855.09
S.D. 0.00 0.00 5.33 34.54 78.26 96.85 87.62 98.56 90.28 42.65 0.96 0.00 279.24
SKEW 0.00 0.00 5.42 1.45 0.55 0.47 0.84 0.07 0.21 1.16 5.86 0.00 1.21
MAX 0.00 0.00 39.00 172.00 348.50 609.00 824.50 719.00 512.50 178.00 7.00 0.00 3000.00
MIN 0.00 0.00 0.00 0.00 30.50 116.00 384.00 338.50 83.50 0.00 0.00 0.00 1268.00
NO YRS 71 72 72 72 73 71 70 74 71 71 71 70 50