ABERDEEN, WASHINGTON

Monthly Total Growing Degree Days

(450008)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1891 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 472.00 0.00 z 0.00 z 221.00 39.50 0.50 733.00
1892 0.00 0.00 z 31.00 11.50 117.00 112.50 h 278.00 338.00 261.50 89.50 0.00 z 0.00 z 1126.50
1893 0.00 a 0.00 0.50 11.50 140.53 a 140.00 327.00 441.20 c 208.00 37.64 c 1.50 g 0.00 k 1306.37
1894 0.00 z 0.00 s 11.50 43.50 153.50 206.00 336.00 447.50 243.00 44.00 6.00 0.00 a 1491.00
1895 2.67 b 5.00 4.00 41.00 124.00 e 247.50 338.42 a 0.00 z 0.00 z 170.00 0.00 5.50 938.09
1896 1.00 2.00 2.00 5.50 104.00 227.00 438.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 780.00
1897 0.00 z 0.00 j 0.00 79.00 185.50 234.50 295.00 432.89 c 217.50 104.00 3.00 0.50 1551.89
1898 0.00 a 1.56 a 0.00 b 40.50 94.50 h 308.28 a 313.32 c 430.00 322.00 42.00 6.67 c 0.00 d 1464.32
1899 0.50 0.00 b 0.00 d 23.50 45.90 e 0.00 z 389.00 303.00 315.00 60.00 35.17 a 6.50 1178.58
1900 2.00 0.00 36.50 62.50 77.50 213.50 301.50 0.00 z 0.00 z 80.71 b 8.50 1.00 783.71
1901 0.50 0.00 0.00 z 3.00 44.50 90.00 178.00 298.00 147.00 187.50 12.00 0.00 960.50
1902 0.00 0.00 0.00 30.50 120.50 201.50 277.50 296.50 138.50 69.00 0.00 0.00 1134.00
1903 0.00 z 0.00 6.50 2.00 107.00 304.50 245.00 326.00 209.00 119.50 8.00 0.00 1327.50
1904 0.50 0.00 0.00 107.68 b 97.00 172.50 319.50 310.50 299.00 146.00 43.50 1.50 1497.68
1905 0.00 12.00 62.50 53.00 107.00 203.00 320.00 318.50 273.50 52.50 21.50 0.00 1423.50
1906 2.00 2.50 29.50 94.50 81.00 175.50 378.00 343.50 209.50 126.00 16.50 0.00 1458.50
1907 0.00 0.50 0.00 28.50 97.00 118.45 a 234.00 234.00 242.00 162.00 29.00 0.00 1145.45
1908 0.00 0.00 0.00 g 7.50 25.00 140.00 302.50 212.00 169.00 60.00 34.04 d 0.00 950.04
1909 0.00 0.00 0.00 5.19 d 46.00 169.50 229.50 268.00 212.00 95.07 a 6.50 0.00 1031.76
1910 0.00 0.00 43.50 47.00 170.50 165.00 c 257.50 205.50 198.50 91.50 5.00 0.00 1184.00
1911 0.00 0.00 6.50 8.00 33.00 155.00 375.50 318.30 c 172.50 72.00 4.20 e 0.00 1145.00
1912 0.00 0.00 2.50 0.00 154.50 191.00 267.00 f 329.78 b 207.00 48.00 1.00 0.00 933.78
1913 0.00 0.00 0.00 37.50 112.50 261.50 396.50 422.50 280.71 b 0.00 z 0.00 0.00 1511.21
1914 3.50 3.50 d 43.50 49.14 a 219.50 222.50 338.00 255.00 162.00 152.50 9.00 0.00 1458.14
1915 0.00 0.00 40.00 57.50 93.50 210.50 322.00 378.00 203.00 95.50 2.50 0.00 1402.50
1916 0.00 11.00 2.50 13.00 37.00 173.50 241.00 302.50 223.00 36.00 0.00 0.00 1039.50
1917 0.00 0.00 0.00 4.50 19.50 132.50 252.00 308.00 236.50 117.00 37.00 18.50 1125.50
1918 8.50 0.00 9.50 70.50 41.00 223.50 287.50 342.50 277.00 98.00 0.50 0.00 1358.50
1919 0.00 0.00 14.00 24.50 62.00 123.00 253.00 329.50 275.50 67.00 16.00 0.00 1164.50
1920 7.00 1.00 2.50 2.00 18.50 125.00 270.00 305.50 185.50 54.50 7.00 0.00 978.50
1921 0.00 5.50 0.50 21.00 57.00 223.00 193.00 256.50 178.50 100.50 18.50 0.50 1054.50
1922 0.00 0.00 1.50 8.00 119.50 211.00 231.50 284.00 243.00 101.00 0.00 1.50 1201.00
1923 0.00 0.00 28.50 37.00 57.00 155.50 305.50 399.00 271.50 137.00 14.50 0.00 1405.50
1924 1.50 0.00 0.00 19.50 139.50 153.50 241.00 243.00 202.50 72.50 0.00 11.00 p 1073.00
1925 2.50 15.50 22.00 42.50 166.50 166.00 303.50 455.00 425.50 296.00 16.50 7.50 1919.00
1926 0.00 1.00 41.00 152.50 141.00 217.00 327.50 312.00 184.50 133.50 8.00 0.00 1518.00
1927 0.00 0.00 0.00 35.50 44.00 242.00 293.00 312.00 220.50 73.50 13.00 1.50 1235.00
1928 13.50 3.00 92.50 103.50 243.00 197.00 333.00 270.00 176.50 59.00 6.00 0.00 1497.00
1929 0.00 0.00 0.00 8.00 49.00 213.50 290.50 334.50 258.00 136.00 0.50 0.00 1290.00
1930 0.00 4.00 25.00 91.00 46.00 187.00 228.00 344.50 189.00 58.50 11.00 0.00 1184.00
1931 14.00 0.00 13.50 84.00 159.00 204.00 328.00 291.00 211.00 82.50 19.00 0.00 1406.00
1932 0.00 2.00 3.50 60.00 65.50 222.00 217.00 335.50 233.00 137.50 11.00 5.00 1292.00
1933 0.00 0.00 0.00 27.50 26.50 164.00 238.50 364.00 137.59 a 110.00 15.50 3.00 1086.59
1934 0.00 9.00 33.50 129.00 174.50 194.00 258.00 333.00 214.00 121.00 9.50 0.00 1475.50
1935 13.50 0.00 0.00 47.00 98.50 218.50 277.50 305.00 249.50 72.50 0.00 0.00 a 1282.00
1936 0.00 0.00 2.50 89.50 160.00 248.50 326.00 382.50 213.50 156.00 6.00 0.00 1584.50
1937 0.00 2.00 19.50 6.50 87.00 252.50 287.00 290.50 268.00 171.50 20.50 4.50 1409.50
1938 0.00 14.00 5.00 40.00 91.00 196.50 312.00 264.50 320.50 121.50 1.50 1.50 1368.00
1939 0.50 0.00 10.00 62.00 111.50 145.50 307.50 345.50 244.00 101.50 23.00 9.00 1360.00
1940 14.00 0.00 12.00 48.00 167.00 254.00 303.00 385.00 311.50 165.50 0.00 3.50 1663.50
1941 2.00 9.00 63.50 51.00 141.50 217.00 395.50 306.50 196.00 108.00 34.00 0.00 1524.00
1942 1.00 0.00 9.50 33.50 119.00 199.00 406.00 406.00 266.00 149.00 0.00 0.50 1589.50
1943 0.00 4.50 0.00 50.00 44.50 160.50 256.50 280.50 322.50 140.00 6.50 1.50 1267.00
1944 0.00 0.00 6.50 28.00 97.00 179.00 307.00 319.50 315.00 214.50 17.50 2.50 1486.50
1945 1.50 0.00 0.00 12.50 142.08 a 182.50 280.50 296.50 227.00 112.50 7.00 2.00 1264.08
1946 1.50 0.00 1.00 25.00 150.00 169.50 322.50 296.50 245.00 35.50 1.00 2.00 1249.50
1947 0.00 5.00 41.50 92.00 173.00 215.50 318.00 288.50 274.00 82.50 9.00 0.00 1499.00
1948 0.00 0.00 6.00 10.50 89.50 303.00 295.50 310.50 250.00 74.50 0.00 0.00 1339.50
1949 0.00 1.50 7.00 42.00 175.15 a 181.00 277.50 336.00 288.50 29.50 47.59 a 0.00 1385.74
1950 0.00 a 0.00 0.00 21.50 62.00 270.50 318.50 377.50 257.00 48.00 18.50 12.00 1385.50
1951 2.00 0.00 a 4.00 68.50 104.50 260.00 342.50 318.50 236.90 a 113.00 1.00 0.00 1450.90
1952 0.00 0.00 0.00 z 25.00 f 112.50 135.00 308.50 321.37 a 302.00 211.50 10.00 0.50 1401.37
1953 0.00 0.00 13.00 29.50 117.50 150.00 337.00 353.29 b 297.00 127.00 17.50 0.00 1441.79
1954 0.00 0.00 z 0.00 8.00 126.00 170.50 237.00 277.00 279.50 98.50 58.00 0.00 1254.50
1955 0.00 0.00 2.50 7.00 46.50 218.50 239.50 295.50 230.50 80.00 11.00 0.00 1131.00
1956 0.00 0.00 8.00 62.50 193.00 178.50 360.50 333.77 a 228.50 84.00 2.00 1.00 1451.77
1957 0.00 0.50 2.50 48.00 186.50 275.50 328.50 332.50 411.72 a 100.50 5.00 0.00 1691.22
1958 2.50 35.50 3.50 41.50 255.75 a 399.00 448.00 434.53 b 232.50 f 148.50 12.41 a 10.00 1791.20
1959 2.00 0.00 j 3.50 63.50 125.00 255.52 a 376.00 312.07 a 235.50 106.00 21.50 2.00 1502.58
1960 0.00 0.00 15.50 62.07 a 93.50 225.50 356.00 337.00 270.50 127.10 a 4.00 4.13 a 1495.30
1961 8.50 7.50 4.50 17.00 132.50 308.00 415.00 419.50 253.50 95.50 0.00 1.00 1662.50
1962 0.00 6.50 3.50 63.00 49.50 195.00 277.50 346.00 303.50 145.00 44.00 7.00 1440.50
1963 0.00 37.50 1.00 43.00 173.00 214.00 342.00 360.00 391.50 150.00 11.50 1.50 1725.00
1964 3.50 0.50 17.00 7.50 72.50 205.50 0.00 z 336.00 246.00 147.00 3.50 0.00 a 1039.00
1965 0.00 3.00 23.00 45.00 40.00 159.50 313.00 368.00 220.50 158.50 21.50 4.00 1356.00
1966 0.00 0.00 7.00 27.00 94.50 205.00 285.50 315.00 289.50 92.50 7.50 6.50 1330.00
1967 0.00 0.00 0.00 0.00 114.00 253.00 352.00 405.50 379.50 120.00 14.50 0.50 1639.00
1968 6.00 22.00 12.00 25.00 128.00 191.00 325.50 331.50 273.50 56.00 11.50 0.00 1382.00
1969 0.00 0.00 20.50 24.00 167.50 305.50 291.50 301.50 233.00 49.00 16.50 0.00 1409.00
1970 0.50 3.00 4.50 0.50 60.00 246.00 283.00 303.00 189.00 62.00 29.00 1.00 1181.50
1971 0.00 0.50 0.00 30.00 99.00 115.50 260.50 383.50 211.00 98.00 5.00 0.00 1203.00
1972 0.00 0.00 7.00 9.50 153.00 223.00 358.00 369.50 186.00 68.00 6.50 2.50 1383.00
1973 0.50 1.50 1.50 28.00 135.50 204.00 298.50 227.00 276.50 61.00 6.50 0.00 1240.50
1974 4.50 0.00 3.50 16.00 34.00 196.50 285.00 351.50 389.50 108.00 7.50 0.00 1396.00
1975 0.00 0.00 1.00 0.00 95.00 156.00 326.00 269.00 311.50 68.00 12.50 0.00 1239.00
1976 0.00 0.00 2.50 36.00 102.00 149.50 316.50 296.00 314.50 122.00 27.50 2.50 1369.00
1977 1.50 2.00 0.00 56.50 51.00 204.50 283.00 400.50 225.50 69.50 1.00 6.50 1301.50
1978 0.00 2.50 26.50 39.50 84.50 324.00 370.00 368.00 232.50 156.00 1.00 0.00 1604.50
1979 0.00 0.00 a 27.00 67.50 144.00 221.00 369.50 376.00 369.50 167.00 6.00 8.00 1755.50
1980 0.00 7.25 a 5.50 72.50 95.00 182.50 379.50 297.50 276.00 138.50 40.50 21.50 1516.25
1981 3.00 4.50 12.50 35.00 109.00 187.00 283.50 414.00 274.50 55.00 18.50 0.00 1396.50
1982 0.00 0.00 3.50 26.00 98.00 218.50 280.00 338.50 311.00 117.00 1.50 0.00 1394.00
1983 0.00 3.00 12.50 74.00 176.50 246.00 346.50 387.00 222.00 56.00 15.00 0.00 1538.50
1984 7.00 0.00 16.50 24.50 66.00 179.50 305.00 330.00 227.50 65.00 2.50 0.00 1223.50
1985 0.00 0.00 0.00 38.50 118.50 218.00 353.50 342.00 220.00 78.50 7.00 0.00 1376.00
1986 2.00 14.00 30.50 18.50 113.00 294.50 257.00 365.50 216.00 155.00 10.00 0.00 1476.00
1987 0.50 6.50 28.00 82.00 158.00 230.50 309.50 328.00 0.00 z 184.00 47.50 1.00 1375.50
1988 0.00 10.00 7.00 63.00 129.00 194.50 341.00 342.00 245.00 190.00 22.00 0.00 1543.50
1989 0.00 0.00 1.00 92.00 132.50 270.00 322.00 334.00 355.50 121.50 21.50 10.00 1660.00
1990 0.50 0.00 22.50 58.50 100.00 224.00 405.50 415.50 368.50 59.00 32.50 0.00 1686.50
1991 2.50 19.50 6.00 26.50 80.50 171.50 341.00 327.00 364.00 151.50 29.50 1.50 1521.00
1992 8.00 28.50 50.50 97.00 223.50 318.00 397.50 386.50 223.00 142.00 5.00 0.00 1879.50
1993 0.00 8.00 14.50 28.50 251.00 266.00 314.00 401.50 265.00 141.00 0.00 0.00 1689.50
1994 2.00 0.00 49.50 54.00 166.50 218.00 312.50 415.00 351.00 65.50 1.50 0.00 z 1635.50
1995 5.00 16.00 23.00 46.00 143.50 268.50 420.50 327.50 404.50 104.00 46.50 6.00 1811.00
1996 2.00 11.50 26.00 60.50 67.50 225.00 378.50 367.50 217.50 110.50 6.00 1.00 1473.50
1997 4.00 0.00 13.00 22.00 228.50 262.50 387.50 456.50 378.50 104.50 26.50 0.50 1884.00
1998 1.50 5.00 32.00 39.00 0.00 z 228.00 368.50 390.00 299.00 135.50 20.00 2.50 1521.00
1999 0.00 0.00 11.00 42.00 70.50 187.50 269.00 358.00 260.00 73.00 24.00 1.50 1296.50
2000 0.00 0.00 z 0.00 52.50 106.50 224.50 346.50 316.00 291.50 92.00 2.00 0.00 a 1431.50
2001 1.00 0.00 14.50 28.00 101.50 183.50 277.00 337.38 a 244.50 88.00 18.50 0.00 1293.88
2002 6.00 2.00 0.50 23.00 93.50 244.50 370.50 323.00 252.50 95.50 24.00 2.00 1437.00
2003 14.50 0.00 17.50 31.00 117.50 311.00 384.00 351.50 309.00 185.50 2.00 0.00 1723.50
2004 0.00 0.00 37.50 87.50 165.00 299.50 425.00 421.00 261.50 126.00 9.00 2.00 1834.00
2005 24.50 0.50 32.50 50.00 232.00 263.00 357.50 365.00 216.00 111.50 2.50 13.00 1668.00
2006 2.50 0.00 2.50 35.50 153.50 286.50 350.00 274.00 281.00 95.50 23.50 0.00 1504.50
2007 0.00 0.00 13.00 30.50 101.50 188.00 320.50 h 358.00 238.50 57.00 7.00 5.00 998.50
2008 0.00 1.50 0.00 12.50 115.50 124.50 264.00 331.00 269.50 74.00 39.00 3.00 1234.50
2009 0.00 0.00 0.00 15.00 0.00 z 277.00 352.00 347.50 328.50 68.00 4.50 0.00 1392.50
2010 2.00 0.50 14.00 26.00 52.50 167.00 243.00 288.50 282.50 117.00 26.00 1.50 1220.50
2011 0.50 0.00 1.50 0.00 47.00 202.50 294.50 337.50 317.00 98.00 0.00 0.00 1298.50
2012 0.00 0.50 3.50 48.50 112.50 155.00 300.50 378.00 266.50 107.50 22.50 0.50 1395.50
2013 0.00 0.00 16.00 9.50 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 16.00
Period of Record Statistics
MEAN 1.80 3.24 12.83 40.06 112.26 211.25 315.68 337.42 259.53 107.09 13.62 1.91 1410.78
S.D. 3.84 6.71 16.29 29.32 53.25 52.51 55.09 51.89 59.88 45.69 13.11 3.65 203.98
SKEW 3.23 3.10 1.94 1.00 0.48 0.50 0.24 0.12 0.57 0.88 1.16 2.94 0.33
MAX 24.50 37.50 92.50 152.50 255.75 399.00 472.00 456.50 425.50 296.00 58.00 21.50 1919.00
MIN 0.00 0.00 0.00 0.00 18.50 90.00 178.00 205.50 137.59 29.50 0.00 0.00 978.50
NO YRS 119 116 119 120 118 119 119 118 116 120 119 117 95