LONGVIEW, WASHINGTON

Monthly Total Growing Degree Days

(454769)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1925 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 439.00 411.00 314.50 115.00 6.00 4.00 1289.50
1926 1.00 6.00 49.50 186.50 157.50 357.00 453.00 440.50 226.50 188.50 26.50 8.00 2100.50
1927 0.00 0.50 5.00 78.00 198.50 439.50 423.00 465.50 281.50 121.00 27.93 a 1.00 2041.43
1928 1.50 0.00 40.50 40.50 290.33 e 218.50 g 480.50 381.50 313.00 117.00 6.00 0.55 c 1671.38
1929 0.00 c 0.00 10.50 43.00 142.50 273.00 403.00 451.00 300.00 c 159.50 4.50 2.50 1789.50
1930 0.00 14.00 45.00 115.50 88.50 256.00 359.00 453.50 305.50 58.00 15.00 0.00 1710.00
1931 4.00 0.00 8.50 76.00 242.00 249.00 424.50 385.00 269.50 81.50 6.50 0.00 1746.50
1932 0.00 a 18.50 6.00 66.00 114.50 317.50 311.03 a 425.50 299.50 139.00 25.50 1.50 1724.53
1933 2.00 0.00 1.00 45.00 75.00 239.50 391.50 479.47 a 213.50 90.50 r 13.00 15.00 1474.97
1934 0.00 6.00 70.00 182.50 251.00 283.00 377.00 478.50 309.50 149.00 20.50 3.62 a 2130.62
1935 6.50 1.50 4.00 45.00 143.50 302.00 410.50 435.00 348.50 99.50 0.00 0.00 1796.00
1936 0.00 a 0.00 3.00 139.50 225.00 324.00 383.50 437.00 285.00 a 152.00 12.00 0.00 1961.00
1937 0.00 0.00 21.50 6.00 135.50 349.00 424.00 389.00 348.50 165.50 20.50 0.50 1860.00
1938 0.00 1.00 3.00 58.00 164.50 326.00 483.00 356.50 403.00 111.00 0.00 5.50 1911.50
1939 3.00 0.00 17.00 54.50 162.00 228.00 403.00 463.00 326.00 112.00 8.00 3.50 1780.00
1940 0.00 1.50 16.50 44.00 223.00 336.00 442.00 465.00 360.00 175.50 6.00 0.50 2070.00
1941 0.00 4.50 58.50 72.00 168.50 290.50 555.50 469.00 232.50 66.50 32.50 3.00 1953.00
1942 0.00 0.00 4.50 59.50 161.00 260.00 477.92 a 494.00 325.00 110.50 2.00 0.00 1894.42
1943 0.00 0.00 0.00 88.00 102.50 273.00 445.00 396.00 390.00 135.50 10.50 1.50 1842.00
1944 0.00 0.00 5.00 47.50 139.50 288.00 475.00 417.50 395.00 204.00 22.00 1.50 1995.00
1945 3.00 3.00 0.00 37.00 210.00 241.00 492.00 445.50 197.00 125.50 5.00 3.50 1762.50
1946 0.50 0.00 3.00 52.00 231.00 252.00 454.50 459.00 282.50 39.50 0.00 0.00 1774.00
1947 0.00 8.00 48.50 105.50 236.00 308.00 449.00 415.00 332.50 118.50 9.50 2.00 2032.50
1948 0.00 0.00 9.00 28.50 149.50 391.50 419.00 415.00 281.50 106.50 0.00 0.00 1800.50
1949 0.00 0.00 2.00 54.00 250.50 264.83 a 380.00 430.00 378.00 51.50 39.50 0.00 1850.33
1950 0.00 0.00 2.07 a 26.00 107.50 310.00 421.50 505.30 a 334.66 a 56.50 21.00 9.00 1793.52
1951 1.00 8.50 0.00 107.50 163.50 373.00 457.50 407.50 354.50 125.00 7.50 0.00 2005.50
1952 1.00 0.00 0.00 67.50 143.50 236.50 485.00 476.50 401.50 230.00 3.00 2.00 2046.50
1953 11.50 1.00 14.50 39.50 131.00 224.00 436.00 450.50 338.00 122.50 21.50 0.00 1790.00
1954 0.00 0.00 0.00 21.00 166.07 c 189.50 324.00 386.50 301.50 96.00 25.50 0.00 1510.07
1955 0.00 0.00 1.00 7.00 87.50 285.50 332.50 400.50 279.00 137.00 21.00 1.00 1552.00
1956 0.00 0.00 8.50 134.44 c 278.00 226.50 468.00 433.50 310.00 98.00 3.50 1.50 1961.94
1957 0.00 5.50 8.78 a 68.00 245.50 323.00 410.00 385.50 444.83 a 100.50 1.00 0.00 1992.61
1958 0.00 23.50 7.50 46.00 310.00 414.50 585.50 540.00 331.00 187.00 31.00 9.00 2485.00
1959 1.50 0.50 11.00 74.50 128.00 300.00 480.50 401.00 263.00 153.50 21.00 0.00 1834.50
1960 0.00 0.00 24.00 61.00 108.00 292.50 491.35 a 418.00 299.00 145.50 8.00 0.00 1847.35
1961 7.50 12.50 19.00 39.50 169.00 399.00 493.50 546.50 250.50 98.50 0.00 2.00 2037.50
1962 0.00 0.50 7.00 80.50 72.50 257.00 385.00 405.00 328.00 140.50 27.50 0.00 1703.50
1963 0.00 19.50 11.00 38.50 196.50 247.50 353.00 431.00 414.50 160.00 11.50 0.00 1883.00
1964 3.00 0.00 17.00 13.00 110.50 228.50 396.50 373.00 278.00 135.00 3.50 0.00 1558.00
1965 1.50 3.00 9.00 90.00 111.50 233.50 479.00 487.50 251.00 176.00 37.50 3.50 1883.00
1966 0.00 0.00 20.00 61.00 162.50 283.00 391.00 450.00 374.00 106.00 11.00 6.50 1865.00
1967 4.00 1.00 1.50 7.50 164.50 391.00 475.50 606.50 442.00 130.50 28.00 0.00 2252.00
1968 8.50 21.00 21.50 35.00 158.50 280.50 462.50 392.50 299.00 58.50 4.50 0.00 1742.00
1969 0.00 0.00 23.00 37.00 234.00 426.00 405.50 365.50 306.50 58.50 23.50 0.00 1879.50
1970 3.00 1.50 1.50 5.50 137.00 356.00 431.00 438.50 227.00 67.50 17.50 0.50 1686.50
1971 0.50 2.00 0.00 32.00 167.00 201.00 433.50 531.00 244.50 106.50 1.00 0.00 1719.00
1972 0.00 7.50 39.00 23.00 219.50 285.00 479.50 503.00 242.00 91.00 11.00 5.00 1905.50
1973 3.00 3.50 3.00 62.50 195.50 270.50 450.00 340.00 320.00 80.50 4.50 1.50 1734.50
1974 4.50 0.00 9.50 28.00 82.50 293.79 a 388.00 473.50 426.50 118.00 0.00 z 0.00 1824.29
1975 2.00 0.00 5.00 2.00 151.50 252.00 440.50 348.00 369.00 108.00 21.00 9.50 1708.50
1976 0.50 0.00 5.00 32.00 150.50 218.50 388.50 369.50 329.50 102.50 33.00 0.00 1629.50
1977 0.00 1.50 0.00 90.00 85.50 304.50 355.00 553.00 264.00 86.00 6.00 9.50 1755.00
1978 0.00 6.50 52.50 51.50 115.50 380.00 455.00 449.50 287.00 160.00 3.00 0.00 1960.50
1979 0.00 0.00 30.50 79.00 193.50 320.00 475.50 446.50 409.50 184.50 9.50 2.00 2150.50
1980 0.00 7.00 5.50 112.00 149.00 243.50 468.50 390.50 317.50 160.00 38.50 19.50 1911.50
1981 0.50 13.50 18.00 67.00 161.00 263.00 433.00 566.00 369.50 76.50 23.50 0.00 1991.50
1982 0.00 15.00 5.00 30.00 160.50 362.50 411.00 452.50 347.50 128.50 0.00 0.00 1912.50
1983 0.50 10.50 12.00 85.00 253.50 287.00 404.00 478.00 256.00 67.00 35.00 0.50 1889.00
1984 6.00 0.00 23.00 21.50 104.00 239.00 0.00 z 443.00 310.00 109.50 11.50 0.00 1267.50
1985 0.00 0.50 0.00 91.50 189.50 285.50 549.50 451.00 247.00 89.50 13.00 0.00 1917.00
1986 0.50 21.00 44.00 44.50 174.50 392.50 369.50 549.00 287.00 166.50 11.00 0.00 2060.00
1987 0.00 0.00 19.50 107.00 242.50 344.50 415.50 480.00 397.00 190.50 40.50 0.00 2237.00
1988 0.00 12.00 10.50 75.00 162.00 273.00 436.50 432.00 302.00 214.00 22.00 1.00 1940.00
1989 0.00 0.00 4.00 133.00 190.50 356.00 387.50 423.00 391.50 135.50 20.00 6.50 2047.50
1990 0.00 2.00 27.50 107.50 159.00 297.00 519.00 507.50 415.50 61.00 18.50 0.00 2114.50
1991 4.50 16.50 2.50 47.00 105.50 233.00 480.00 499.00 393.00 171.00 22.50 0.00 1974.50
1992 12.50 29.00 57.50 127.50 272.50 408.50 516.00 496.50 289.00 161.50 4.50 0.00 2375.00
1993 0.00 0.00 12.00 43.00 298.00 315.00 360.00 469.50 363.00 176.00 0.00 4.50 2041.00
1994 0.50 0.00 66.50 87.00 221.50 279.50 475.50 475.00 408.00 75.50 0.00 9.50 2098.50
1995 6.00 20.00 26.00 51.50 247.50 329.50 506.00 408.50 435.50 116.50 50.50 4.00 2201.50
1996 1.50 5.50 21.50 85.50 0.00 z 271.00 531.00 481.00 259.00 121.00 6.50 0.00 1783.50
1997 6.50 1.00 12.00 43.00 278.50 0.00 z 448.50 546.50 0.00 z 102.50 29.50 0.00 1468.00
1998 3.00 5.50 50.50 59.00 157.00 330.00 550.00 492.00 410.50 121.50 10.00 4.50 2193.50
1999 0.00 r 0.00 z 0.00 x 67.50 114.70 a 240.52 a 406.50 506.00 362.00 121.50 40.50 0.00 1859.22
2000 0.00 0.00 6.50 108.50 202.00 351.00 477.50 454.50 341.00 112.50 10.00 0.00 2063.50
2001 0.00 0.00 22.00 41.50 219.50 262.50 0.00 z 500.65 a 352.24 a 0.00 z 32.50 0.00 1430.89
2002 5.00 10.50 4.50 63.50 144.50 0.00 z 520.50 499.50 381.00 153.00 16.50 4.00 1802.50
2003 15.00 0.00 z 41.00 67.00 200.00 410.00 550.00 520.50 423.00 239.50 4.00 0.00 2470.00
2004 0.00 0.00 53.50 138.00 259.50 399.50 585.00 582.00 337.50 191.50 4.00 3.50 2554.00
2005 22.50 3.00 71.50 91.00 300.00 320.00 542.50 551.50 300.00 169.50 1.50 3.50 2376.50
2006 2.50 0.00 29.50 124.00 270.50 418.00 565.00 500.50 411.50 148.50 28.00 1.00 2499.00
2007 0.00 f 2.50 79.00 95.00 230.50 353.00 567.50 510.00 344.50 104.50 23.00 7.00 z 2309.50
2008 0.00 k 8.50 9.00 51.00 261.00 285.50 508.50 538.00 406.00 139.50 50.50 2.50 2260.00
2009 1.00 0.00 4.50 85.00 242.00 404.00 627.00 540.50 424.00 127.50 9.50 0.00 2465.00
2010 1.00 8.50 43.00 70.00 148.00 288.00 477.00 511.00 397.50 164.00 50.00 5.00 2163.00
2011 10.50 0.00 4.00 9.00 113.50 308.00 447.50 532.50 470.50 147.50 2.00 0.00 2045.00
2012 0.00 0.00 3.00 131.50 213.50 306.50 485.50 565.50 422.00 144.15 a 47.68 b 0.00 a 2319.33
2013 0.00 a 0.00 a 49.08 a 7.00 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 49.08
Period of Record Statistics
MEAN 2.05 4.37 18.64 66.02 179.69 303.66 451.24 460.52 333.43 127.08 16.24 2.18 1957.17
S.D. 3.84 6.72 20.01 38.67 59.85 59.02 63.52 58.38 62.50 42.30 13.65 3.53 224.83
SKEW 2.90 1.72 1.26 0.78 0.26 0.45 0.29 0.17 0.03 0.24 0.77 2.44 0.62
MAX 22.50 29.00 79.00 186.50 310.00 439.50 627.00 606.50 470.50 239.50 50.50 19.50 2554.00
MIN 0.00 0.00 0.00 2.00 72.50 189.50 311.03 340.00 197.00 39.50 0.00 0.00 1510.07
NO YRS 85 86 87 87 86 84 86 88 87 86 87 87 75