OAKVILLE, WASHINGTON

Monthly Total Growing Degree Days

(456011)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199712
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
1916 0.00 z 0.00 z 0.00 z 10.00 y 99.95 b 277.22 c 335.50 427.50 266.50 26.00 2.07 a 0.00 1434.74
1917 0.00 0.00 0.00 15.00 91.00 139.14 a 0.00 z 359.00 i 288.50 159.50 41.00 29.50 763.64
1918 9.00 0.50 18.50 63.50 80.50 349.00 439.50 413.50 360.00 115.50 4.00 0.00 1853.50
1919 0.00 0.00 10.50 62.00 87.00 165.50 398.50 408.00 253.50 68.00 9.00 0.00 i 1462.00
1920 5.50 0.00 0.00 10.38 d 44.43 a 187.50 417.50 446.40 a 211.00 43.00 3.21 b 0.00 1368.93
1921 0.00 a 4.00 3.50 17.00 106.50 275.50 358.00 387.50 173.50 98.00 16.00 4.00 1443.50
1922 0.00 0.00 a 0.00 11.00 143.50 332.00 400.00 329.12 a 300.00 97.50 0.00 0.00 1613.12
1923 0.00 0.00 12.50 47.50 126.00 271.00 416.50 510.50 322.00 102.50 2.00 0.00 1810.50
1924 1.00 1.50 0.00 16.50 205.00 270.00 364.80 c 294.00 241.03 a 65.50 0.50 5.50 1465.34
1925 0.00 0.50 0.53 b 54.00 222.68 a 160.50 l 456.00 381.96 c 169.62 d 69.75 a 9.00 3.62 a 1367.66
1926 0.00 f 1.04 a 47.50 160.50 146.00 316.50 460.00 419.50 182.50 104.22 b 13.00 g 1.66 c 1839.42
1927 0.00 z 0.00 b 0.00 c 37.00 54.25 c 301.00 426.00 492.00 296.00 80.08 a 14.50 1.55 a 1702.38
1928 1.50 0.00 c 22.00 22.50 0.00 z 462.50 0.00 z 0.00 z 270.00 a 66.00 3.00 0.00 c 847.50
1929 0.00 c 0.00 1.66 c 19.00 96.50 31.00 x 254.00 h 412.50 270.00 112.00 3.62 a 0.00 a 915.28
1930 0.00 9.85 a 23.50 76.50 75.50 206.00 341.00 443.00 244.50 68.95 b 13.50 0.00 1502.30
1931 10.33 d 0.00 22.14 c 91.80 e 237.84 b 350.56 c 456.45 b 312.50 g 187.50 j 10.00 z 7.50 z 0.00 w 1169.12
1932 0.00 o 0.00 t 0.00 y 2.50 z 11.50 y 143.00 o 62.50 x 62.50 y 278.79 a 0.00 z 0.00 z 0.00 z 278.79
1933 0.00 z 0.00 0.00 37.22 c 66.00 211.50 389.00 501.50 199.00 100.50 14.50 9.00 1528.22
1934 0.00 13.00 46.50 173.00 220.21 b 296.00 382.33 a 482.10 b 248.57 b 122.50 30.00 b 0.50 2014.72
1935 11.50 4.50 5.00 44.48 a 130.50 271.00 382.50 399.00 324.31 a 98.50 0.00 0.00 z 1671.29
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 160.68 a 0.50 0.00 y 161.18
1937 0.00 a 0.00 12.00 9.50 152.79 c 323.50 445.50 380.50 315.50 156.00 14.46 b 2.58 a 1812.33
1938 0.00 c 4.67 a 3.00 65.50 189.00 357.12 d 538.88 a 413.85 a 61.00 y 127.74 b 2.59 a 3.62 a 1705.96
1939 0.00 d 0.00 a 34.58 e 85.00 184.00 248.28 a 435.55 a 499.50 328.85 d 136.83 b 15.52 a 11.88 a 1979.98
1940 8.30 c 0.00 21.00 66.50 263.00 395.00 457.50 495.50 378.50 174.00 1.50 2.50 2263.30
1941 0.00 5.70 a 54.00 96.00 173.00 294.00 591.50 468.00 248.28 a 100.75 a 25.50 4.00 2060.73
1942 0.00 0.00 d 0.00 z 0.00 z 140.65 d 228.50 479.50 531.13 a 326.90 a 134.00 1.61 b 0.00 1842.29
1943 0.00 a 1.00 0.00 92.00 91.00 263.50 414.50 387.50 364.50 147.00 1.15 d 0.52 a 1762.67
1944 2.00 0.00 4.00 41.90 a 120.50 245.50 441.50 406.00 387.41 a 149.50 5.00 3.00 1806.31
1945 3.50 0.61 e 0.00 a 31.03 a 170.00 212.59 a 427.91 c 397.12 b 220.20 e 89.56 d 9.23 d 0.00 z 1561.75
1946 0.00 f 1.00 1.00 33.75 b 189.62 a 218.79 a 388.00 417.50 257.50 42.07 c 1.07 b 2.00 m 1550.30
1947 0.00 z 0.00 l 6.56 e 0.00 z 251.32 c 256.20 e 272.00 h 220.50 m 287.50 107.50 8.57 b 0.00 f 917.65
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 388.39 b 355.93 d 346.68 a 257.07 a 53.45 b 0.00 0.00 c 1401.52
1949 0.00 0.00 2.50 58.00 230.00 263.50 376.65 a 375.10 a 337.00 26.02 c 36.21 a 0.00 f 1704.97
1950 0.00 0.00 2.00 12.50 89.38 a 92.50 s 390.50 442.50 210.50 42.00 13.50 8.50 1211.38
1951 0.00 5.00 0.00 38.00 j 146.73 a 345.50 435.50 423.50 317.59 a 112.50 1.50 0.00 1787.82
1952 0.00 0.00 6.00 34.50 154.00 221.00 428.50 422.00 324.50 172.00 7.50 4.50 1774.50
1953 5.00 0.00 12.00 35.50 118.50 173.50 387.00 431.93 a 263.00 113.50 18.00 0.00 1557.93
1954 0.00 0.00 0.00 9.50 118.50 0.00 z 291.00 338.50 256.00 63.50 21.50 0.00 1098.50
1955 0.00 0.00 0.00 2.00 48.50 265.00 314.50 350.50 244.50 42.00 13.00 0.00 1280.00
1956 0.00 0.00 9.50 83.50 250.00 190.50 513.50 412.50 234.50 84.50 2.00 0.00 1780.50
1957 0.00 1.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 391.03 a 0.00 z 0.00 z 0.00 z 392.03
1958 0.00 17.00 1.50 38.00 302.50 391.00 573.00 502.00 270.50 138.50 9.00 14.50 2257.50
1959 0.00 0.00 2.50 42.50 91.00 225.00 479.50 348.50 205.00 104.00 16.50 0.00 1514.50
1960 0.00 0.00 16.50 48.00 72.00 235.50 479.50 378.00 214.00 124.00 2.50 2.50 1572.50
1961 3.50 5.50 5.50 26.50 120.00 351.50 493.50 533.50 247.50 82.00 0.00 0.00 1869.00
1962 0.00 9.50 3.00 54.50 52.00 229.00 373.50 363.50 262.00 95.50 36.00 1.50 1480.00
1963 0.00 28.00 4.50 26.00 169.50 215.00 325.00 401.50 390.00 103.50 4.00 1.00 1668.00
1964 0.00 0.00 9.00 0.50 86.50 218.00 0.00 z 345.50 226.50 102.00 1.00 1.00 990.00
1965 0.00 6.50 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 0.00 z 6.50
1966 0.00 0.00 n 18.50 53.00 133.50 221.50 347.50 381.00 304.50 72.00 5.50 4.00 1541.00
1967 3.00 0.00 0.00 6.50 154.00 351.00 396.00 537.50 359.50 98.00 6.96 b 0.00 1912.46
1968 3.50 15.50 8.86 c 36.50 141.00 230.50 432.50 323.00 246.00 44.50 6.00 0.00 1487.86
1969 0.00 0.00 8.00 34.50 201.50 373.00 361.15 a 272.00 242.50 30.50 9.50 0.00 a 1532.65
1970 1.50 0.00 5.50 8.50 89.00 297.50 398.50 349.50 155.50 46.50 8.50 0.00 1360.50
1971 0.00 2.50 0.00 29.50 140.50 140.50 398.00 452.50 217.00 104.00 3.50 0.00 1488.00
1972 0.00 1.00 14.00 9.00 210.50 254.00 385.50 461.50 201.50 65.62 a 13.50 11.00 1627.12
1973 2.00 1.00 3.50 43.00 149.50 230.00 380.50 291.50 267.50 37.50 4.00 0.00 1410.00
1974 6.50 0.00 3.00 19.50 62.00 272.50 329.50 466.00 346.50 68.50 7.50 0.00 1581.50
1975 1.50 0.00 2.00 3.50 130.00 208.50 384.00 349.50 253.50 78.50 16.50 5.00 1432.50
1976 0.52 a 0.00 2.00 27.50 114.00 181.50 343.00 323.50 302.00 110.00 17.50 0.00 1421.52
1977 1.50 0.50 0.00 83.50 68.00 275.50 316.00 522.50 234.50 45.00 2.00 2.00 1551.00
1978 0.50 11.50 35.00 48.50 100.50 370.00 448.00 236.50 o 245.00 119.50 0.00 z 0.00 1378.50
1979 0.00 0.00 19.00 65.00 155.00 256.50 408.34 b 435.00 327.50 129.00 0.50 0.00 1795.84
1980 0.00 7.00 4.50 78.00 122.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50 s 24.36 c 236.36
1981 0.50 7.50 17.50 67.50 167.50 258.50 425.50 524.50 326.00 43.50 27.50 0.00 1866.00
1982 0.00 13.00 1.50 20.00 184.00 402.50 423.50 451.50 329.00 108.50 1.00 0.00 1934.50
1983 3.00 13.00 16.00 70.00 304.50 290.00 427.50 479.00 232.00 58.00 13.50 0.00 1906.50
1984 8.50 0.00 m 17.00 21.50 103.00 237.50 454.00 398.50 237.00 76.00 2.50 0.00 1555.50
1985 0.00 0.00 1.00 73.00 159.00 278.00 560.50 410.50 200.50 53.00 8.00 0.00 1743.50
1986 1.00 24.50 60.50 29.50 171.50 375.50 346.00 573.00 228.50 119.50 2.00 0.00 1931.50
1987 3.00 1.00 23.00 101.00 238.50 362.50 410.50 502.00 343.50 128.00 32.00 0.00 2145.00
1988 0.00 7.50 8.00 66.00 168.50 245.00 411.00 425.00 286.50 170.00 9.00 1.50 1798.00
1989 0.00 0.00 0.50 141.50 172.00 330.00 394.50 399.00 333.50 112.50 20.50 5.00 1909.00
1990 0.00 0.00 0.00 z 55.50 102.50 262.50 509.00 470.00 315.50 38.00 14.00 0.00 1767.00
1991 0.00 2.50 2.00 45.00 91.00 216.50 486.00 451.50 290.50 87.50 11.00 0.00 1683.50
1992 1.00 18.50 36.50 99.50 260.50 405.50 494.00 493.50 265.50 127.50 5.50 0.00 2207.50
1993 1.00 0.00 5.50 45.00 279.50 293.50 357.50 448.50 314.50 128.50 5.00 0.00 1878.50
1994 0.50 0.50 42.50 86.50 189.50 245.50 491.50 463.50 382.00 54.50 0.00 2.00 1958.50
1995 7.50 12.50 10.50 50.00 242.50 330.50 0.00 z 354.50 389.50 104.00 44.50 3.00 1549.00
1996 0.00 3.50 13.50 74.00 90.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.00 2.50 187.00
1997 0.00 2.50 6.00 25.00 236.00 231.00 412.50 268.50 m 339.50 72.50 19.50 0.00 1344.50
Period of Record Statistics
MEAN 1.47 3.54 10.94 48.88 149.20 275.89 417.04 422.43 278.71 93.59 10.06 2.50 1730.72
S.D. 2.74 6.03 13.92 35.15 64.25 68.77 62.11 65.69 58.19 38.00 10.37 5.19 249.22
SKEW 2.13 2.11 1.77 1.23 0.50 0.40 0.56 -0.02 0.14 0.13 1.46 3.42 0.27
MAX 11.50 28.00 60.50 173.00 304.50 462.50 591.50 573.00 391.03 174.00 44.50 29.50 2263.30
MIN 0.00 0.00 0.00 0.50 44.43 139.14 291.00 272.00 155.50 26.00 0.00 0.00 1280.00
NO YRS 73 75 74 73 76 72 70 70 76 76 75 71 48