EVERETT, WASHINGTON

Monthly Total Growing Degree Days

(452675)

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
1894 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 103.00 w 208.50 67.50 4.50 0.00 280.50
1895 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 0.00 z 0.00 z 1.50
1896 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
1897 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
1898 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
1899 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
1900 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
1901 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
1902 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
1903 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
1904 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
1905 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
1906 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
1907 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
1908 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
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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 13.45 a 0.00 13.45
1915 0.00 1.00 19.00 57.00 131.00 265.00 365.50 359.82 c 153.10 a 63.50 0.00 c 3.00 g 1414.92
1916 0.00 f 0.00 j 15.50 c 37.24 a 56.50 227.00 278.50 286.00 126.50 2.00 0.00 0.00 1029.24
1917 0.00 a 0.00 b 0.00 10.50 77.00 153.50 274.00 306.00 182.50 48.50 21.50 9.62 b 1083.12
1918 3.10 a 0.00 2.00 10.00 53.50 236.00 277.50 g 309.50 182.00 0.00 z 0.00 0.00 796.10
1919 0.00 0.00 8.00 25.00 76.00 159.00 271.50 299.67 a 155.50 28.00 27.00 3.00 1052.67
1920 1.50 1.00 2.00 7.50 41.00 236.50 394.00 353.50 200.00 45.00 13.00 0.00 1295.00
1921 0.00 5.50 0.00 19.50 87.00 268.50 279.00 318.50 164.00 0.00 z 12.00 1.50 1155.50
1922 0.00 0.00 0.00 10.00 129.00 264.00 329.00 343.50 234.50 80.50 0.00 3.50 1394.00
1923 1.00 0.00 0.00 40.00 126.00 276.50 377.00 391.00 205.00 92.00 9.00 0.00 1517.50
1924 2.50 3.50 0.00 28.50 159.00 251.00 348.00 326.50 195.50 73.00 2.00 11.50 1401.00
1925 0.00 3.00 0.00 46.00 190.00 249.00 392.50 341.50 204.50 11.00 11.50 18.00 1467.00
1926 0.00 13.00 28.50 108.00 204.00 328.50 396.00 345.98 c 170.50 124.50 24.50 2.14 b 1745.62
1927 0.00 1.00 k 0.00 38.79 a 84.00 296.00 419.02 a 417.50 240.00 113.00 12.00 2.00 1622.31
1928 6.50 1.00 26.50 30.00 198.00 278.50 421.50 304.00 177.50 68.00 20.50 0.00 1532.00
1929 0.00 0.00 0.00 3.21 b 101.00 229.50 346.50 356.50 201.50 137.00 0.00 3.50 1378.71
1930 0.00 15.00 5.50 78.50 88.50 244.00 342.00 383.00 222.00 53.50 22.50 0.00 c 1454.50
1931 12.00 0.00 30.00 75.00 192.00 275.00 392.50 342.00 239.50 60.97 a 7.50 1.00 1627.47
1932 0.00 12.00 8.00 61.00 108.00 283.93 b 302.00 353.00 209.00 98.50 31.50 0.00 a 1466.93
1933 0.00 a 0.00 2.00 15.50 80.00 203.50 308.00 380.50 194.00 89.00 14.00 1.50 1288.00
1934 1.50 11.00 21.50 125.00 191.00 270.00 344.50 394.50 195.50 131.50 31.50 0.00 1717.50
1935 32.00 10.50 4.00 22.00 92.50 270.00 241.50 g 324.00 239.50 85.00 2.50 0.00 1082.00
1936 0.00 0.00 5.50 84.31 a 179.00 317.50 371.50 388.00 166.50 120.50 21.00 6.00 1659.81
1937 0.00 0.00 35.00 25.50 112.00 302.00 368.00 333.50 238.50 112.00 20.50 3.00 1550.00
1938 0.00 0.00 3.50 65.50 131.50 276.00 391.00 289.00 290.50 83.00 2.00 6.50 1538.50
1939 0.00 a 0.00 5.00 61.50 148.00 203.50 369.00 383.50 214.50 91.00 44.50 18.00 1538.50
1940 12.00 2.00 28.00 78.50 209.00 302.00 381.00 375.50 317.50 179.00 1.50 7.50 1893.50
1941 0.50 27.00 54.00 86.00 170.00 297.50 470.00 379.00 196.50 94.50 27.50 4.00 1806.50
1942 0.00 0.00 20.00 55.50 162.50 250.00 461.50 425.00 224.50 123.50 0.00 3.00 1725.50
1943 0.00 6.00 4.50 75.50 88.50 225.00 340.50 349.00 268.00 113.50 12.00 7.23 a 1489.73
1944 3.50 0.00 9.50 42.50 128.00 246.00 388.00 344.00 283.00 135.50 15.00 6.50 1601.50
1945 11.00 2.00 1.50 23.00 192.50 242.00 383.00 367.50 177.00 95.50 5.50 0.50 1501.00
1946 1.50 0.50 0.00 24.00 196.00 266.00 386.50 360.00 244.50 44.50 1.00 4.00 1528.50
1947 0.00 1.00 3.00 55.00 187.00 256.50 366.50 345.00 186.00 88.87 a 0.00 b 1.03 a 1489.90
1948 0.00 a 0.00 n 2.00 i 17.50 106.95 a 348.75 b 383.00 371.50 223.00 46.00 0.00 0.00 1496.70
1949 0.00 0.00 9.00 41.00 190.00 223.50 311.50 362.50 268.45 a 19.00 26.00 0.00 1450.95
1950 0.00 0.00 0.00 7.00 58.00 308.50 355.00 398.00 252.50 74.00 24.50 14.00 1491.50
1951 0.00 0.00 0.00 a 20.00 110.00 273.00 404.50 343.50 249.00 102.00 2.50 0.00 1504.50
1952 0.00 2.00 0.00 37.50 147.50 182.50 383.00 392.00 267.00 125.00 11.50 0.00 1548.00
1953 7.00 0.00 11.00 52.00 162.50 224.00 397.00 419.50 261.50 102.00 33.62 a 0.00 1670.12
1954 0.00 0.50 0.00 22.00 136.50 183.00 299.50 308.50 255.50 113.00 32.50 0.00 1351.00
1955 0.00 b 0.00 0.00 g 13.00 81.50 245.69 a 324.98 a 330.00 247.24 a 71.00 9.00 0.00 1322.41
1956 0.00 0.00 1.50 48.50 226.00 239.50 451.00 387.00 238.00 71.00 5.00 1.00 1668.50
1957 0.00 0.00 2.00 60.50 259.00 325.50 380.00 404.50 372.00 91.00 3.50 3.00 1901.00
1958 2.00 25.00 4.00 36.50 310.50 420.00 b 573.50 464.50 260.50 95.00 11.00 9.00 2211.50
1959 0.00 0.00 1.50 43.00 120.00 287.50 436.50 334.50 195.00 76.00 9.50 0.00 1503.50
1960 0.00 4.50 8.00 52.00 107.00 254.50 430.50 353.50 186.00 102.00 0.00 0.00 1498.00
1961 4.00 7.00 12.00 22.50 137.50 346.50 447.50 467.50 201.00 44.50 0.00 1.00 1691.00
1962 0.00 6.50 0.50 64.50 77.00 233.50 364.50 368.00 256.00 98.50 18.50 2.50 1490.00
1963 0.50 20.00 10.00 29.00 183.00 238.50 349.00 384.00 326.50 154.50 6.50 0.00 1701.50
1964 3.00 0.00 12.50 8.50 96.00 228.00 365.50 324.50 172.00 79.00 2.00 2.00 1293.00
1965 0.00 0.00 2.50 49.00 71.00 285.00 419.00 427.50 169.50 145.50 39.50 1.50 1610.00
1966 0.00 3.00 7.50 24.00 102.50 249.50 350.00 378.50 285.00 73.50 6.50 3.50 1483.50
1967 0.00 0.50 0.00 1.00 129.50 356.50 413.50 492.50 336.00 109.50 8.00 1.00 1848.00
1968 5.00 7.00 28.50 21.43 b 170.50 279.00 451.50 357.00 0.00 z 38.50 5.50 0.00 1363.93
1969 0.00 0.00 8.50 34.50 203.00 392.50 339.00 316.00 236.00 40.50 12.00 0.00 1582.00
1970 0.00 0.00 6.00 2.00 84.50 300.00 384.00 346.50 143.50 41.50 13.00 0.00 1321.00
1971 0.00 0.00 0.00 34.50 125.00 184.00 387.00 454.00 174.50 74.50 0.00 0.00 1433.50
1972 0.00 2.50 18.50 18.00 180.00 236.50 374.50 384.00 169.00 24.50 8.00 1.50 1417.00
1973 1.50 0.50 0.00 18.00 145.50 241.00 393.00 303.50 254.50 49.50 4.50 0.00 1411.50
1974 2.50 0.00 9.00 16.50 73.00 269.00 343.50 416.00 294.00 56.00 6.00 0.50 1486.00
1975 0.00 0.00 0.00 0.00 118.00 221.00 410.50 309.00 224.00 74.00 26.50 6.20 a 1389.20
1976 2.00 1.61 b 2.50 65.50 195.00 225.50 441.50 363.50 324.50 105.50 18.00 10.50 1755.61
1977 3.00 22.00 6.00 101.50 151.50 368.00 380.50 549.00 234.50 64.50 14.50 6.00 1901.00
1978 2.00 13.00 36.00 56.50 136.50 450.00 461.50 442.00 266.00 127.00 3.50 0.00 1994.00
1979 0.00 0.00 19.00 67.50 203.00 281.00 472.00 443.00 347.50 117.50 5.50 2.58 a 1958.58
1980 0.00 6.00 0.50 82.50 129.50 245.00 387.50 375.00 258.50 0.00 z 0.00 z 37.50 1522.00
1981 24.00 11.50 27.50 61.50 150.50 247.50 410.50 541.50 295.50 35.50 35.50 0.00 1841.00
1982 0.00 7.50 6.50 19.50 151.00 375.00 369.00 355.00 196.50 56.50 1.00 0.00 1537.50
1983 0.00 6.00 2.50 20.50 166.50 229.50 366.50 413.00 183.50 29.00 10.00 0.00 1427.00
1984 10.00 2.00 14.50 40.00 116.50 269.50 419.00 446.50 258.00 97.00 2.00 0.00 1675.00
1985 0.00 0.00 0.50 48.50 172.50 309.50 529.00 467.50 249.50 84.50 9.50 0.00 1871.00
1986 4.50 22.00 22.00 12.50 151.50 326.00 318.00 474.50 216.50 77.00 0.00 0.00 1624.50
1987 0.50 8.00 17.50 70.50 161.00 295.00 377.00 377.50 274.50 87.00 35.50 0.00 1704.00
1988 0.00 0.00 2.50 39.50 157.00 236.50 363.00 434.50 250.50 148.00 15.00 2.00 1648.50
1989 1.00 0.00 4.50 102.00 193.00 393.50 401.50 435.00 312.50 112.00 22.00 13.50 1990.50
1990 0.00 0.00 6.00 58.50 141.50 273.50 491.50 478.00 279.50 23.00 18.00 0.00 1769.50
1991 0.50 14.50 0.50 80.50 218.00 311.50 529.00 574.50 341.50 85.00 16.00 0.00 2171.50
1992 0.00 13.50 21.50 117.00 213.00 370.50 374.50 317.50 180.50 135.50 2.00 0.00 1745.50
1993 0.00 4.50 6.50 48.50 l 308.50 304.00 359.50 441.00 266.50 105.00 0.50 0.00 1796.00
1994 0.00 0.00 25.50 79.00 211.50 304.50 487.00 492.00 335.00 49.00 0.00 0.00 1983.50
1995 4.00 6.50 15.50 52.50 239.00 349.50 510.50 327.50 348.00 73.00 45.50 2.00 1973.50
1996 2.00 0.50 21.00 87.50 102.00 273.50 482.50 473.50 216.00 93.50 4.50 0.00 1756.50
1997 0.00 0.00 14.50 43.50 255.50 311.00 432.50 534.50 347.50 83.00 34.00 0.00 2056.00
1998 3.50 6.00 34.50 63.50 191.88 b 346.00 549.00 464.50 339.00 94.00 11.00 0.00 2102.88
1999 0.00 d 0.52 a 12.50 33.50 96.62 a 243.00 365.59 b 439.68 a 233.28 a 48.50 14.40 e 2.21 c 1489.79
2000 0.00 b 0.52 a 2.50 63.50 153.40 b 299.50 436.14 b 421.00 261.11 c 110.00 7.50 g 0.00 b 1747.66
2001 0.00 b 0.00 a 0.00 52.00 138.98 a 283.39 b 370.50 426.50 265.00 c 43.00 i 23.89 c 0.00 c 1560.27
2002 0.50 4.00 0.00 25.00 114.50 362.31 d 438.00 447.00 261.50 51.00 21.00 0.50 1725.31
2003 9.50 0.50 21.50 64.50 176.50 353.50 505.00 463.50 316.00 187.00 0.00 e 0.00 2097.50
2004 0.00 0.50 35.50 111.00 239.00 350.40 e 366.50 j 554.50 284.50 121.50 3.00 h 0.60 e 1697.50
2005 0.00 z 2.50 42.00 90.50 283.00 302.00 479.39 c 474.50 240.50 146.00 6.60 e 4.00 f 2066.99
2006 1.72 d 0.00 12.00 48.50 165.50 358.00 483.00 423.00 297.50 56.50 27.50 f 0.00 1845.72
2007 0.00 2.00 42.62 c 58.50 149.00 282.00 490.00 421.00 243.00 75.50 9.50 7.00 1780.12
2008 0.00 2.50 5.50 16.50 149.00 222.00 392.50 476.50 235.50 77.00 34.50 g 9.00 1586.00
2009 0.00 2.00 0.00 33.50 0.00 z 0.00 z 0.00 z 456.50 344.00 71.00 1.00 0.00 908.00
2010 4.50 3.50 31.50 40.00 110.50 250.50 426.50 432.00 327.00 91.00 31.00 2.58 a 1750.58
2011 5.34 b 0.00 a 3.62 a 0.50 73.88 a 253.00 343.77 c 414.00 328.33 c 74.92 a 0.56 c 0.00 c 1497.92
2012 0.00 d 0.00 a 3.32 c 66.00 141.10 b 229.50 423.67 a 485.67 a 286.73 d 106.50 26.50 0.00 1768.99
2013 0.00 0.00 11.50 2.00 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 11.50
Period of Record Statistics
MEAN 1.98 3.73 10.58 45.28 148.32 277.42 396.23 395.20 243.57 84.66 12.57 2.73 1628.71
S.D. 4.69 6.05 12.08 28.92 55.93 55.50 61.87 64.98 55.68 36.18 11.74 5.29 236.30
SKEW 4.16 2.07 1.32 0.57 0.54 0.54 0.47 0.56 0.26 0.23 0.87 3.72 0.31
MAX 32.00 27.00 54.00 125.00 310.50 450.00 573.50 574.50 372.00 187.00 45.50 37.50 2211.50
MIN 0.00 0.00 0.00 0.00 41.00 153.50 271.50 286.00 126.50 2.00 0.00 0.00 1052.67
NO YRS 98 96 97 97 97 97 94 98 98 95 95 98 80